___________________ Information in this document is subject to change without notice. © 1999 Dell Computer Corporation. All rights reserved. Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden.
Backing Up Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Basic Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Checking Connections and Switches . . . . . . . . . . . . . . . . . . . . . .
! ! Features of the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . When to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Starting the Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting SCSI Hard-Disk Drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting a RAID Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting an Integrated RAID Controller . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting a PERC 2 Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
/ . Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Help Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . World Wide Web . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AutoTech Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5 4 Figure 8-4. Figure 8-5. Figure 8-6. Figure 8-7. Figure 8-8. Figure 8-9. Figure 8-10. Figure 8-11. Figure 8-12. Figure 9-1. Figure 9-2. Figure 9-3. Figure 10-1. Figure 10-2. Figure 10-3. Figure 10-4. Figure 11-1. Figure A-1. Figure A-2. Figure A-3. DIMM Sockets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6 Installing a DIMM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8 Removing a DIMM. . . . . . . . . . . . . . . . . . . .
xxii
Dell™ PowerEdge™ 2450 computer systems are compact, high-speed servers that offer significant service and upgrade features.
1-2 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
If your Dell PowerEdge 2450 system is not working as expected, begin troubleshooting using the procedures in this chapter. This chapter guides you through some initial checks and procedures that can solve basic computer problems. It can also direct you to the appropriate chapter for detailed troubleshooting information and procedures to solve more complex problems.
3. Perform the steps in the next section, “Checking Connections and Switches.” Is the problem resolved? Yes. The power to the computer system was faulty, or the connections to the computer system were loose. You have fixed the problem. No. Go to step 4. 4. Follow the procedures described in "Look and Listen," found later in this chapter. Did the system complete the boot routine? Yes. Go to step 5. No. A serious malfunction may have occurred. Go to Chapter 11, “Getting Help.” 5.
optional redundant power supplies (2) expansion slots (3) keyboard connector mouse connector video connector AC power receptacle network interface controller (NIC) connector serial port 1 Universal Serial Bus (USB) connectors (2) serial port 2 parallel port connector hard-disk drive activity indicator system status indicator power button and power indicator diskette drive CD-ROM drive To check all the connections and switches, perf
3. Plug the power strip into another electrical outlet. Is the power strip receiving power? Yes. The original electrical outlet probably does not function. Use a different electrical outlet. No. Go to step 4. 4. Plug a different system into the electrical outlet. Does the system receive power? Yes. The power strip is probably not functioning properly. Use another power strip. No. Go to step 5. 5. Reconnect the system to the electrical outlet or power strip.
An error message See Chapter 3, “Messages and Codes.” Alert messages from the Dell OpenManage HIP software The server management software has detected a problem inside the computer. See “Alert Log Messages From the Dell OpenManage HIP Application Program” in Chapter 3, “Messages and Codes.” The monitor's power indicator Most monitors have a power indicator (usually on the front bezel).
You can easily correct certain system problems by verifying the correct settings in the System Setup program. When you boot the system, the system checks the system configuration information and compares it with the current hardware configuration. If the system hardware configuration does not match the information recorded by the System Setup program, an error message may appear on the screen.
Applications, operating systems, and the computer itself are capable of identifying problems and alerting you to them. When a problem occurs, a message may appear on the monitor screen or a beep code may sound.
Faulty diskette/tape drive subsystem or hard-disk drive subsystem (defective system board) Replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. System supports up to 2 MB of memory Remove one or more DIMMs so that all DIMMS are the same type.
(# )* Improperly connected or missing CD-ROM drive. Check that the diskette drive/ CD-ROM drive unit is seated properly against the interposer board on the peripheral cage. See Chapter 9, “Installing a Drive in the Peripheral Bay.” Replace the drive. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
# , Diskette write-protect feature activated Move the write-protect tab on the diskette. # Diskette missing from or improperly inserted in diskette drive Reinsert or replace the diskette. ' Embedded server management memory may be temporarily corrupted Shut down the system to clear the memory, and then restart the system.
$ (+" Microprocessor not supported by system Install a correct version of the microprocessor in the specified microprocessor connector. $ 23) 4 System detected and corrected a resource conflict when system resources were allocated using the Resource Configuration Utility No action is required.
4 Faulty or improperly seated DIMMs or defective system board Remove and reseat the DIMMs. If the problem persists, replace the DIMMs. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. Faulty application Restart the application.
2 Faulty diskette, diskette/tape drive subsystem, or hard-disk drive subsystem Replace the diskette or hard-disk drive. If the problem persists, replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 2 No operating system on diskette Use a bootable diskette.
Faulty diskette or hard-disk drive Replace the diskette or hard-disk drive. ! , Defective system board Replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. Improperly attached interface cables Check the primary and secondary SCSI interface cable connections to the backplane board.
" Improperly seated DIMMs or faulty keyboard/mouse controller chip (defective system board) Remove and reseat the DIMMs. If the problem persists, replace the DIMMs. If the problem still persists, replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
When an error that cannot be reported on the monitor occurs during a boot routine, the computer may emit a series of beeps that identify the problem. The beep code is a pattern of sounds; for example, one beep followed by a second beep and then a burst of three beeps (code 1-1-3) means that the computer was unable to read the data in nonvolatile random-access memory (NVRAM).
1-3-2 No memory installed Remove and reseat the DIMMs. If the problem persists, replace the DIMMs. If the problem still persists, replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 1-3-3 Chip or data line failure in the first 64 KB of main memory Remove and reseat the DIMMs. If the problem persists, replace the DIMMs.
3-1-4 Slave interrupt-mask register failure 3-2-4 Keyboard-controller test failure Check the keyboard cable and connector for proper connection. If the problem persists, run the keyboard test in the Dell Diagnostics to determine whether the keyboard or keyboard controller is faulty. If the keyboard controller is faulty, replace the system board. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
4-2-4 Unexpected interrupt in protected mode Ensure that all expansion cards are properly seated, and then reboot the system. 4-3-1 Improperly seated or faulty DIMMs Remove and reseat the DIMMs. If the problem persists, replace the DIMMs. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 4-3-3 Defective system board Replace the system board.
A warning message alerts you to a possible problem and asks you to take corrective action before the system continues a task. For example, before you format a diskette, a message may warn you that you may lose all data on the diskette, as a way to protect against inadvertently erasing or writing over the data. These warning messages usually interrupt the procedure and require you to respond by typing (yes) or (no).
drive failure indicator drive activity indicator drive online indicator ! " Table 3-3 lists the drive indicator patterns established by the SCSI backplane firmware. Different patterns are displayed as drive events occur in the system. For example, in the event of a hard-disk drive failure, the “drive failed” pattern appears.
! " # ! 3-16 Drive bay empty All three drive status indicators are off. Drive predicted failure The drive online indicator is on. The drive failure indicator blinks on briefly each second. Drive failed The drive online indicator turns off. The drive failure indicator blinks off briefly each second. Drive rebuilding The drive online indicator blinks rapidly. Drive online The drive online indicator is on.
Because most computer systems have several application programs installed in addition to the operating system, isolating a software problem can be confusing. Software errors can also appear to be hardware malfunctions at first.
When you run the installation routine, be prepared to respond to prompts for information about how the computer's operating system is configured, what type of computer you have, and what peripheral devices are connected to the computer. The following subsections discuss errors that can occur as a result of software operation or configuration. Error messages can be produced by an application program, the operating system, or the computer.
IRQ0 Used by the system timer IRQ1 Used by the keyboard to signal that the output buffer is full IRQ2 Used by interrupt controller 2 IRQ3 Used by serial port 2 (COM2 and COM4) or PCI device IRQ4 Used by serial port 1 (COM1 and COM3) or PCI device IRQ5 Available unless used by a secondary parallel port IRQ6 Used by the diskette drive controller IRQ7 Used by the primary parallel port or PCI device IRQ8 Used by the RTC IRQ9
4-4 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
Unlike many diagnostic programs, the Dell Diagnostics helps you check the computer's hardware without any additional equipment and without destroying any data. By using the diagnostics, you can have confidence in the computer system's operation. If you find a problem that you cannot solve by yourself, the diagnostic tests can provide you with important information you will need when talking to Dell's technical assistance representative.
component(s) you need to test, simply select the appropriate diagnostic device group(s) or subtest(s). If you are unsure about the scope of the problem, read the rest of the information in this section. You can run the Dell Diagnostics from either the utility partition on your hard-disk drive or from a set of diskettes that you create from the Dell OpenManage Server Assistant CD. To run the diagnostics from the utility partition, perform the following steps: 1.
Selecting Exit to MS-DOS exits the diagnostics and returns you to your operating system environment. To select an option from the Diagnostics menu, highlight the option and press , or press the key that corresponds to the highlighted letter in the option you choose. When you select Select Devices to Test from the Diagnostics menu, the main screen of the diagnostics appears.
Move the highlight to the option you want to select by pressing the left- or rightarrow key, and then press . Whenever one of the options is selected, additional choices become available. The following subsections explain the menu options as listed from left to right in the Device Groups menu. Run Tests displays seven options: One, All, Select, Options, Results, Errors, and Help. If you select One, all the devices within the highlighted device group are run.
Number of Times to Repeat Test(s) 0001 through 9999 or 0000, which loops indefinitely until you press . The default is 1. Maximum Errors Allowed 0000 through 9999, where 0000 means that there is no error limit. The default is 1. Pause for User Response Yes, No Allows you to decide whether tests will wait for user input. The default is Yes to wait for user input.
5-6 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
This chapter provides troubleshooting procedures for equipment that connects directly to the input/output (I/O) panel of the computer, such as the monitor, keyboard, mouse, or printer. Before you perform any of the procedures in this chapter, see “Checking Connections and Switches” in Chapter 2, “Checking the Basics.” Then follow the troubleshooting procedures for the equipment that is malfunctioning.
2. Run the video tests in the Dell Diagnostics. Is the monitor displaying text properly? Yes. Go to step 3. No. If a video expansion card is installed in the computer, see “Troubleshooting Expansion Cards” in Chapter 7, “Checking Inside the Computer.” If no video expansion card is installed, the integrated video controller is faulty; see Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 3. Run the video tests in the Dell Diagnostics. Did the tests run successfully? Yes.
2. Swap the faulty keyboard with a working keyboard. To swap a faulty keyboard, unplug the keyboard cable from the computer's back panel and plug in a working keyboard. Is the problem resolved? Yes. The keyboard must be replaced. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. No. Go to step 3. 3. Run the keyboard test in the Dell Diagnostics. Can you use the keyboard to select the keyboard test? Yes. Go to step 5. No. Go to step 4. 4.
3. Check the contents of the start-up files. See “Installing and Configuring Software” in Chapter 4, “Finding Software Solutions.” Are the port configuration commands correct? Yes. Go to step 5. No. Go to step 4. 4. Change the necessary statements in the start-up files. If the port problem is confined to a particular application program, see the application program's documentation for specific port configuration requirements. Is the problem resolved? Yes. You have fixed the problem. No. Go to step 5. 5.
5. Run the parallel printer's self-test. Did the self-test run successfully? Yes. Go to step 6. No. The printer is probably defective. If the printer was purchased from Dell, see Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 6. Attempt another print operation on the parallel printer. Did the print operation run successfully? Yes. You have fixed the problem. No. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
5. Turn off the computer and the serial device, and swap the device with a comparable working device. For example, if the serial mouse has a problem, swap it with a serial mouse that you know is working properly. 6. Turn on the computer and the serial device. Is the problem resolved? Yes. The serial device must be replaced. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. No. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
7. Turn on the computer and the USB device. Is the problem resolved? Yes. The USB device must be replaced. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. No. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
6-8 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
This chapter provides troubleshooting procedures for components inside the computer. Before you start any of the procedures in this chapter, take the following steps: Perform the procedures described in “Checking Connections and Switches” and “The System Setup Program” in Chapter 2, “Checking the Basics.” Read the safety instructions in “Safety First—For You and Your Computer” found later in this chapter.
" # $ $ $ % & In addition, Dell recommends that you periodically review the safety instructions for this system.
keylock latches (2) You must remove the system’s optional plastic front bezel before installing or removing a hard-disk drive, or using the diskette or CD-ROM drive. To remove the front bezel, perform the following steps: support.dell.com 1. Unlock and open the computer doors (see the previous section, “Opening the Computer Doors”). 2. Pivot the two locking levers toward the back of the chassis (see Figure 7-2). 3.
! Your Dell computer has a removable expansion-card cage, which simplifies many installation procedures by allowing you to remove the riser board and all installed expansion cards in a single step. To remove the expansion-card cage, perform the following steps: 1.
securing lever power LED expansion-card cage 4. Locate the expansion-card cage securing lever (see Figure 7-3). Rotate the lever upward until it stops in an upright position. 5. Lift the expansion-card cage up and away from the chassis. To replace the expansion-card cage, perform the following steps: 1. With the securing lever in the upright position, lower the expansion-card cage into place until it is aligned. 2.
microprocessors expansion-card cage system board optional redundant power supplies (2) cooling fans (3) hard-disk drive bays (4) diskette drive IDE CD-ROM drive interposer board power-supply distribution board ! " #$ The system board holds the computer's control circuitry and other electronic components. Several hardware options such as the microprocessors and memory are installed directly on the system board.
# $ % Liquid spills, splashes, and excessive humidity can cause damage to the system. If an external device (such as a printer or an external drive) gets wet, contact the device manufacturer for instructions. If the computer gets wet, perform the following steps: 1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet. '( )*+ , 1. ! + / 1 2.
To troubleshoot a damaged computer, perform the following steps: 1. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet. '( )*+ , 1. ! + / 1 2. Open the computer doors. 3. Check the following connections: 4.
4. Is the battery firmly installed in the battery socket on the system board? Yes. Go to step 7. No. Go to step 6. 5. Reseat the battery in its socket. 6. Close the computer doors and reconnect the system to the electrical outlet. Is the problem resolved? Yes. The battery was loose. You have fixed the problem. No. Continue with this procedure.
power supply (2) power supply latch power indicator failure indicator % & ' # $ To replace a power supply, perform the following steps. '( )*+ , $ 1. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet. 2. Unplug the power cord from the faulty power supply. 3. Open the computer doors.
# $ Three cooling fans are installed in the PowerEdge 2450 system chassis. (Fan 1 is the outermost fan in the fan assembly.) If you observe that one of the cooling fans is not operating or if the Dell Hardware Instrumentation Package (HIP) server-management application issues a fan-related error message, perform the following steps to troubleshoot the problem: 1. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet. 2.
6. c. Install a new fan in the assembly and connect it to the fan power wiring harness. d. Join the two halves of the fan assembly. Slide the fan assembly back into the system and reinstall the retention pin. When reinstalling the fan, be careful to avoid pinching the system interface cables. 7. Connect the fan power wiring harness to the interposer board. 8. Close the computer doors and reconnect the system to AC power. 9. Turn on the system. Do the fans operate properly? Yes.
5. Close the computer doors, reconnect the system to AC power, and turn on the system. Is the problem resolved? Yes. The PCI riser board connection was loose. You have fixed the problem. No. Go to step 6. 6. Repeat steps 1 through 3 to remove the expansion-card cage. 7. Verify that each expansion card is firmly seated in its connector. Are the expansion cards properly seated in their connectors? Yes. Go to step 9. No. Go to step 8. 8.
12. Run the system memory test in the Dell Diagnostics. Did the test run successfully? Yes. Go to step 13. No. See Chapter 11, “Getting Help,” for information on obtaining technical assistance. 13. Turn off the system, disconnect it from AC power, and open the computer doors. 14. Reinstall one of the expansion cards you removed in step 11. 15. Run the system memory test in the Dell Diagnostics. Did the test run successfully? Yes. Go to step 16. No.
2. Enter the System Setup program to check the Total Memory or System Memory setting. See “Using the System Setup Program," in the User's Guide for instructions. Does the amount of memory installed match the Total Memory or System Memory setting? Yes. Go to step 8. No. Go to step 3. 3. Turn off the system, including any attached peripherals, and disconnect the power cable from the electrical outlet. '( )*+ , 1.
12. Reboot the system, and observe the monitor screen and the indicators on the keyboard. Is the problem resolved? Yes. You have fixed the problem. No. Go to step 13. 13. Run the system memory test in the Dell Diagnostics. Did the test run successfully? Yes. You have fixed the problem. No. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance.
4. Determine whether a video expansion card is installed. Is a video expansion card installed? Yes. Go to step 5. No. The integrated video controller is faulty. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 5. Remove the video expansion card, and connect the monitor interface cable to the video connector on the computer's back panel. 6. Close the computer doors, reconnect the system to AC power, and turn on the system. Did the tests run successfully? Yes.
8. Run the system board tests again. Did the tests run successfully? Yes. Go to step 8. No. Go to step 10. 9. Repeat steps 6 through 8 for each of the remaining expansion cards that you removed in step 3. Have you reinstalled all of the expansion cards without a test failure? Yes. Go to step 10. No. One of the expansion cards is faulty. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. 10. Disconnect the keyboard and reboot the system.
The computer's power supply is not providing sufficient power for the drives. The computer's diskette drive logic is faulty. To troubleshoot the diskette drive subsystem, perform the following steps: 1. Enter the System Setup program, and verify that the diskette drive setting is configured correctly. See "Using the System Setup Program," in the User's Guide for instructions. 2.
12. Repeat steps 9 through 11 until all expansion cards have been reinstalled or until one of the expansion cards prevents the system from booting from the diagnostics diskette. 13. Has an expansion card prevented the system from booting from the diagnostics diskette? Yes. An expansion card is faulty. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. No. The diskette drive subsystem is faulty.
adapter card, see the documentation that accompanied the SCSI host adapter card. Are the drivers installed and configured correctly? Yes. The SCSI device drivers were installed or configured incorrectly or were corrupted. You have fixed the problem. No. Go to step 4. 4. Reinstall the tape backup software as instructed in the tape-backup software documentation. Is the problem resolved? Yes. The tape backup software was corrupted. You have fixed the problem. No. Go to step 5. 5.
10. Turn off the system, including any attached peripherals, and disconnect the AC power cable from its power source. Then open the computer doors. 11. Remove the tape drive. Then verify that the tape drive is configured for a unique SCSI ID number and that the tape drive is terminated or not terminated as appropriate. See the documentation for the tape drive for instructions on selecting the SCSI ID and enabling or disabling termination. Is the tape drive configured correctly? Yes. Go to step 14. No.
Other drive indicator patterns are listed in Table 3-3, “SCSI Hard-Disk Drive Indicator Patterns.” To troubleshoot a hard-disk drive problem, perform the following steps. '( )*+ $ $ 1. If the integrated SCSI host adapter is being used to control the SCSI backplane board, reboot the system and press to enter the System Setup program.
'( )*+ , 1. ! + / 1 6. Open the computer doors. 7. Remove all hard-disk drives from the four hard-disk drive bays. 8. Remove and replace the SCSI backplane daughter board(s). 9. Reinstall the hard-disk drives. 10. Check the SCSI cable connections to the SCSI backplane board and to the SCSI host adapter. Check the DC power cable connection to the SCSI backplane board.
! If you encounter problems with the optional integrated RAID controller, perform the following steps to help determine the problem: 1. Enter the System Setup program and check the setting for the integrated RAID controller. See “Using the System Setup Program,” in the User's Guide for instructions. Is the controller enabled? Yes. Go to step 8. No. Go to step 2. 2. Change the RAID controller setting to Enabled; then reboot the system.
9. Close the computer doors, reconnect the system to the electrical outlet, and reboot the system. Is the problem resolved? Yes. You have fixed the problem. No. See Chapter 11, “Getting Help,” for instructions on obtaining technical assistance. " If you encounter problems with a PERC 2 card, perform the following steps to help determine the problem: 1. Using the Dell Flexible Array Storage Tool (FAST) utility program, select the controller.
This section describes how to install the following options: Expansion cards Memory upgrades Microprocessor upgrades Integrated redundant arrays of independent disks (RAID) controller This section also includes instructions for replacing the system battery, if necessary. Use Figure 8-1 to locate the system board features.
serial port connector (COM2) parallel port connector (PARALLEL) Universal Serial Bus (USB) connectors (2) serial port connector (COM1) video connector (VGA) keyboard and mouse connectors (KYBD/ MOUSE) network interface connector (ENET) chassis intrusion switch connector (INTRUS1) battery connector (BATTERY) hardware key connector for optional RAID controller (RAID_KEY) power input connector (POWER3) configuration jumpers PCI riser board connector (RISER) power input connector (POWER1) DIMM socket
power LED PCI3 PCI2 PCI1 DRAC 2 connector (SVR_MGT) To install an expansion card, perform the following steps. % ! " " # $ 1.
expansion-card latch expansion card card guide card-edge connector expansion-card connector riser board expansion-card cage 5. Install the new expansion card (see Figure 8-3). Position the expansion-card cage so that the riser board lies horizontally on your work surface. Insert the card-edge connector firmly into the expansion-card connector on the riser board, until the card is fully seated. 6.
To remove an expansion card, perform the following steps. % ! " " # $ 1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet. 2. Open the computer doors. 3. Disconnect any cables connected to the card. 4.
The system is upgradable to 2 GB by installing combinations of 64-, 128- 256-, and 512-MB registered DIMMs. You can purchase memory upgrade kits from Dell as needed. NOTE: The DIMMs must be PC-133 compliant. Starting with the socket nearest to the system board's front edge, the DIMM sockets are labeled “DIMM_A” through “DIMM_D” (see Figure 8-4).
$ % ! "" & 64 MB 64 MB None None None 128 MB 64 MB 64 MB None None 128 MB 128 MB None None None 192 MB 128 MB 64 MB None None 512 MB 256 MB 256 MB None None 1 GB 256 MB 256 MB 256 MB 256 MB 2 GB 512 MB 512 MB 512 MB 512 MB To perform a memory upgrade to the system board, perform the following steps.
6. If the System Memory value is incorrect, one or more of the DIMMs may not be installed properly. Repeat steps 1 through 5 again, checking to make sure that the DIMMs are firmly seated in their sockets. 7. Run the Resource Configuration Utility. Then save the configuration and exit the utility. Running the Resource Configuration Utility and saving the configuration is recommended to ensure that the system recognizes the newly installed DIMM(s).
To remove a DIMM, press down and outward on the ejectors on each end of the socket until the DIMM pops out of the socket (see Figure 8-6). DIMM socket ejectors (2) ( ) ! "" The microprocessor is contained within a single-edge contact (SEC) cartridge and heat sink assembly. The system board has two guide bracket assemblies, which hold the SEC cartridge and heat sink assemblies.
2. Slide the terminator card up and out of the guide bracket assembly (see Figure 87). terminator card tabs (2) guide bracket assembly socket * ) $ To install a terminator card, align the notch on the terminator card with the socket on the guide bracket assembly and guide the card into the empty guide bracket assembly.
heat sink SEC cartridge tabs (2) guide bracket assembly socket ) + # 3. Deflect the tab on the other end of the guide bracket to disengage the tab on the heat sink, and then lift the cartridge and heat sink assembly away from the guide bracket assembly (see Figure 8-8). & ! " ! # $ % To install the replacement SEC cartridge and heat sink assembly, perform the following steps.
heat sink SEC cartridge tabs (2) guide bracket assembly socket , + # - % 3. Replace the computer cover. To activate the integrated PowerEdge Expandable RAID Controller (PERC) 3/Si, perform the following steps.
2. Remove the expansion-card cage as instructed in “Removing the Expansion-Card Cage” in Chapter 7. NOTE: Verify that the power LED on the riser board (see Figure 8-2) is off before removing the card cage. 3. Open the ejectors on the RAID controller DIMM socket down and outward, as shown in Figure 8-10, to allow the DIMM to be inserted into the socket. See Figure 8-1 for the location of the socket on the system board. alignment keys (2) DIMM socket ejectors (2) .
RAID hardware key latches (2) socket / - ! + 0 1 7. Close the computer doors, and then reconnect the computer and peripherals to their AC power sources and turn them on. 8. Install the RAID software. For details, refer to the RAID controller documentation. The system battery maintains system configuration, date, and time information in a special section of memory when you turn off the system.
NOTES: Some software may cause the system time to speed up or slow down. If the system seems to operate normally except for the time kept in the System Setup program, the problem may be caused by software rather than by a defective battery. If the system is turned off for long periods of time (for weeks or months), the NVRAM may lose its system configuration information. This situation is not caused by a defective battery.
/ 6. Close the computer doors, and then reconnect the computer and peripherals to their AC power sources and turn them on. 7. Enter the System Setup program to confirm that the battery is operating properly. 8. Enter the correct time and date through the System Setup program's Time and Date settings. Also reenter any system configuration information that is no longer displayed on the System Setup screens, and then exit the System Setup program. 9.
The open peripheral bay at the front of a Dell PowerEdge 2450 system can accommodate a user-accessible, half-height 5.25-inch device, such as a tape drive. This peripheral bay is contained in a removable peripheral cage. The top of the peripheral cage accommodates a standard 3.5-inch diskette drive and integrated drive electronics (IDE) CD-ROM drive.
This section describes how to install the following options: Devices that use the system’s integrated SCSI host adapter Tape drives that use a controller card NOTE: If you are installing a SCSI hard-disk drive, see Chapter 10, “Installing HardDisk Drives.” To remove or install drives in the peripheral bay, you must open the computer covers.
SCSI logic requires that the two devices at opposite ends of the SCSI chain be terminated and that all devices in between be unterminated. The SCSI cable included in the upgrade kit has an active terminator installed at the end of the cable. Therefore, you should disable the termination on all SCSI devices you attach to this cable.
system board interface cable connector (P1) cooling fans wiring harness connector (P2) control panel cable connector interposer board power cable connector (P3) diskette drive/CD-ROM drive interface connector 5. Loosen the thumbscrew at the back corner of the peripheral cage (see Figure 9-3). thumbscrew drive peripheral cage 6.
7. Remove the plastic insert from the front of the peripheral cage. From the inside of the chassis, push outwards on the center of the insert to release the insert from the chassis. 8. Slide the new drive into the peripheral cage until it snaps securely into place. If necessary, you can adjust drive alignment by repositioning one or both rails. 9. Lower the peripheral cage back into the chassis, then slide the cage forward into position.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet. 2. Prepare the controller card and drive for installation. %& ' ) * * '+ , * # * Ground yourself by touching an unpainted metal surface on the back of the computer, unpack the drive and controller card, and compare the jumper and switch settings with those in the drive documentation.
13. Plug the DC power cable connector into the 4-pin power input connector on the back of the drive. 14. Install the controller card in an expansion slot. See “Installing System Board Options” in Chapter 8 for information on installing the card. 15. Attach the interface cable that came with the drive kit to the interface connector on the back of the drive. 16. Connect the interface cable to the controller connector on the controller card.
3. Open the computer covers. 4. Install the controller card in an expansion slot. See “Installing an Expansion Card” in Chapter 8 for information on installing the card. 9-8 5. Close the computer covers. 6. Connect the tape drive's interface/DC power cable to the external connector on the controller card; secure the connection by tightening the screws on the connector. 7. Reconnect the computer and peripherals to their power sources, and turn them on. 8.
This section describes how to install and configure small computer system interface (SCSI) hard-disk drives in the computer's internal hard-disk drive bays. Instructions are also included for upgrading the system by installing an optional SCSI backplane daughter card for split backplane operation, or a Dell PowerEdge Expandable RAID Controller (PERC) host adapter card. The hard-disk drive bays provide space for up to four 1-inch hard-disk drives.
NOTE: Dell recommends that you use only drives that Dell has tested and approved for use with the SCSI backplane board. The SCSI drives must be configured as follows: Disable termination on the drives. The SCSI backplane board provides termination for the SCSI bus. Set the SCSI ID on all drives to 0. All SCSI ID numbers for the drives are set by the SCSI backplane board, as shown in Figure 10-1.
SCSI hard-disk drives are supplied by Dell in special drive carriers that fit in the harddisk drive bays. To install a SCSI hard-disk drive, perform the following steps. ! !! "# $ " % ! 1. If the system does not have a redundant arrays of independent disks (RAID) controller installed, shut down the system. 2.
hard-disk drive carrier hard-disk drive carrier handle 6. Open the handle on the new hard-disk drive carrier. 7. Align the edge of the carrier with the notch in the system bezel and insert the carrier into the drive bay (see Figure 10-3). 8. Close the drive carrier handle to lock the new drive carrier in place. 9. If you removed the bezel in step 2, reinstall it now. 10. Install any required SCSI device drivers.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet. , +$ # / 2. Unpack the host adapter card and prepare it for installation. Refer to the documentation accompanying the host adapter card. 3. Open the computer covers. 4. Install the controller card in an expansion slot.
! " # To operate the SCSI backplane in a 2 x 2 split backplane configuration, you must install a second, optional daughter card. To install the daughter card, perform the following steps. &#" ' ( ! ) ! * ) +, * -* . . ! / 1.
6. Slide the daughter card into the drive bay and lock the card into place by closing the retention lever on the card’s front edge (see Figure 10-4). 7. Reinstall the hard-disk drives in the computer. 8. Reconfigure the SCSI cable connections to the SCSI backplane as necessary to operate the backplane as a 2 x 2 split backplane. 9. Close the computer covers, and then reconnect the computer and peripherals to their AC power sources.
10-8 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
This chapter describes the tools Dell provides to help you when you have a problem with your computer. It also tells you when and how to call Dell for technical or customer assistance. If you need assistance with a technical problem, perform the following steps: 1. Complete the troubleshooting checks in Chapter 2, “Checking the Basics.” 2. Run the Dell Diagnostics as described in Chapter 5, “Running the Dell Diagnostics.” 3.
Dell provides a number of tools to assist you. These tools are described in the following sections. NOTE: Some of the following tools are not always available in all locations outside the continental U.S. Please call your local Dell representative for information on availability. The Internet is your most powerful tool for obtaining information about your computer and other Dell products.
Anonymous file transfer protocol (FTP) ftp.dell.com/ Log in as user: , and use your e-mail address as your password. Electronic Support Service support@us.dell.com apsupport@dell.com (for Asian/Pacific countries only) support.euro.dell.com (for Europe only) Electronic Quote Service sales@dell.com apmarketing@dell.com (for Asian/Pacific countries only) Electronic Information Service info@dell.
You can call this automated service to check on the status of any Dell products that you have ordered. A recording prompts you for the information needed to locate and report on your order. For the telephone number to call, refer to “Dell Contact Numbers” found later in this chapter. Dell’s industry-leading hardware technical-support service is available 24 hours a day, seven days a week, to answer your questions about Dell hardware.
3. Include a copy of the Diagnostics Checklist indicating the tests you have run and any error messages reported by the Dell Diagnostics. 4. Include any accessories that belong with the item(s) being returned (power cables, software diskettes, guides, and so on) if the return is for credit. 5. Pack the equipment to be returned in the original (or equivalent) packing materials. You are responsible for paying shipping expenses.
Diagnostics Checklist Name: ______________________________________________________________Date: ______________________ Address: ________________________________________________________Phone number: _________________ Service tag (bar code on the back of the computer): _________________________________________________ Express Service Code: ___________________________________________________________________________ Return Material Authorization Number (if provided by Dell support technician): _________________
! When you need to contact Dell, use the telephone numbers, codes, and electronic addresses provided in Tables 11-1 and 11-2. Table 11-1 provides the various codes required to make long-distance and international calls. Table 11-2 provides local telephone numbers, area codes, toll-free numbers, Web site and e-mail addresses, if applicable, for each department or service available in various countries around the world.
11-8 Australia (Sydney) 0011 61 2 Austria (Vienna) 900 43 1 Belgium (Brussels) 00 32 2 Brazil 0021 55 51 Brunei — 673 — Canada (North York, Ontario) 011 — Not required Chile (Santiago) — 56 2 China (Xiamen) — 86 592 Czech Republic (Prague) 00 420 2 Denmark (Horsholm) 009 45 Not required Finland (Helsinki) 990 358 9 France (Paris) (Montpellier) 00 33 (1
Spain (Madrid) 07 34 91 Sweden (Upplands Vasby) 009 46 8 Switzerland (Geneva) 00 41 22 Taiwan 002 886 — Thailand 001 66 — U.K. (Bracknell) 010 44 1344 U.S.A.
Belgium* (Brussels) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . 02 . . . . . . . . . . . . . . 481 92 88 Customer Care. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02 . . . . . . . . . . . . . . 481 91 19 Home/Small Business Sales . . . . . . . . . . . . . . . . . . . . . . . . . . .toll free: 0800 16884 Corporate Sales . . . . . . .
China (Xiamen) Customer Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . toll free: 800 858 2437 Czech Republic (Prague) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . 02. . . . . . . . . . . . . 22 83 27 27 Sales. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
France (Paris/Montpellier) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . 0803 . . . . . . . . . . . . . . . .387 270 Customer Care (Paris) . . . . . . . . . . . . . . . . . . . . . . . 01 . . . . . . . . . . . . .47 62 68 92 Customer Care (Montpellier) . . . . . . . . . . . . . . . . . . 04 . . . . . . . . . . . . .
Ireland (Bray) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-850-543-543 NOTE: Customers in Ireland call the U.K. for Home/Small Business customer assistance. Home/Small Business Customer Care (Bracknell, U.K.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Korea (Seoul) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . toll free: 080-200-3800 NOTE: Customers in Korea call Malaysia for customer assistance. Corporate Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . toll free: 080-200-3900 Transaction Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mexico (Colonia Granada) Automated Order-Status System (Austin, Texas, U.S.A.) . . . . . . . . . . . . . . . . . . . . . . 512. . . . . . . . . . . . . . . 728-0685 NOTE: Customers in Mexico call the U.S.A. for access to the Automated Order-Status System and AutoTech. AutoTech (Automated technical support) (Austin, Texas, U.S.A.) . . . . . . . . . . . . . . . . . . . . .
Poland (Warsaw) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 . . . . . . . . . . . . . . 60 61 999 Customer Care. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 . . . . . . . . . . . . . . 60 61 999 Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 . . . . . . . . . . . . . . 60 61 999 Fax . . . . . .
Spain (Madrid) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 902 100 130 Corporate Customer Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 902 118 546 Home/Small Business Customer Care. . . . . . . . . . . . . . . . . . . . . . . . . . 902 118 540 TechConnect BBS. . . . . . . . . . . . . . .
U.K. (Bracknell) Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0870-908-0800 Corporate Customer Care . . . . . . . . . . . . . . . . . 01344 . . . . . . . . . . . . . . . . 720206 Home/Small Business Customer Care . . . . . . . . . . . . . . . . . . . . . . . 0870-906-0010 TechConnect BBS . . . . . . . . . . . . . . . . .
U.S.A. (Austin, Texas) Automated Order-Status System . . . . . . . . . . . . . . . . . . . . . toll free: 1-800-433-9014 AutoTech (Automated technical support) . . . . . . . . . . . . . . .toll free: 1-800-247-9362 Dell Home and Small Business Group: Customer Technical Support (Return Material Authorization Numbers) . . . . . . . . . . . . . .
11-20 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
This section provides specific information about the jumpers on the system board. It also provides some basic information on jumpers and switches and describes the connectors and sockets on the various boards in the computer. Jumpers and switches provide a convenient and reversible way of reconfiguring the circuitry on a printed circuit board.
the jumper is referred to as jumpered. The jumper setting is often shown in text as two numbers, such as 1-2. The number 1 is printed on the circuit board so that you can identify each pin number based on the location of pin 1. Figure A-1 shows the location and default settings of the jumper blocks on the system board. See Table A-1 for the designations, default settings, and functions of the system's jumpers. Switches control various circuits or functions in the computer system.
support.dell.com PASSWD (default) The password feature is enabled. The password feature is disabled. ISA_CLR (default) The configuration settings are retained at system boot. The configuration settings are cleared at next system boot. (If the configuration settings become corrupted to the point where the system will not boot, install the jumper plug and boot the system.
CARDBIOS Reserved (do not change). SPREAD Reserved (do not change). jumpered unjumpered NOTE: For the full name of an abbreviation or acronym used in this table, see "Figure ." Table A-2 lists the connectors and sockets located on the system board.
VGA Video connector NOTE: For the full name of an abbreviation or acronym used in this table, see "Figure ." Figure A-2 shows the location of the connectors on the back of the SCSI backplane board.
Figure A-3 shows the connectors and sockets located on the interposer board.
5. Repeat step 1. 6. Install the jumper plug on the PASSWD jumper. 7. Replace the right-side computer cover, and then reconnect the computer and peripherals to their electrical outlets and turn them on. 8. Assign a new system and/or setup password. To assign a new system password using the System Setup program, see “Assigning a System Password” in Chapter 4 of the User's Guide.
A-8 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
Use the following safety guidelines to ensure your own personal safety and to help protect your computer or storage system from potential damage. Throughout this guide, blocks of text may be accompanied by an icon and printed in bold type or in italic type. These blocks are notes, notices, cautions, and warnings, and they are used as follows: NOTE: A NOTE indicates important information that helps you make better use of your computer system.
$ % & 1 1" !"# $ % & ' ( ) *+,+% -* ,. ' % *+ %/ !* .0 # . 1 & 2% ' / * + $ +% !3 0 !* "04 * + . . 0! #+' 2 $ !"# % & ' ( *.
If any of the following conditions occur, unplug the product from the electrical outlet and replace the part or contact your Dell authorized service provider: — The power cable, extension cord, or plug is damaged. — An object has fallen into the product. — The product has been exposed to water. — The product has been dropped or damaged. — The product does not operate correctly when you follow the operating instructions.
adapter plugs or remove the grounding prong from a cable. If you must use an extension cord, use a three-wire cord with properly grounded plugs. Observe extension cord and power strip ratings. Make sure that the total ampere rating of all products plugged into the extension cord or power strip does not exceed 80 percent of the extension cord or power strip ampere ratings limit. Do not use appliance/voltage converters or kits sold for appliances with your Dell product.
Move products with care; ensure that all casters and/or stabilizers are firmly connected to the computer or storage system. Avoid sudden stops and uneven surfaces. Observe the following precautions for rack stability and safety. Also refer to the rack installation documentation accompanying the system and the rack for specific warning and/or caution statements and procedures.
Ensure that proper airflow is provided to components in the rack. Do not step on or stand on any system/component when servicing other systems/components in a rack. ! " # $% Observe the following guidelines when working with options: Do not connect or use a modem or telephone during a lightning storm. There may be a risk of electrical shock from lightning.
" : ) 1. Turn off your computer and any peripherals. 2. Ground yourself by touching an unpainted metal surface on the chassis, such as the metal around the card-slot openings at the back of the computer, before touching anything inside your computer.
When transporting a sensitive component, first place it in an antistatic container or packaging. Handle all sensitive components in a static-safe area. If possible, use antistatic floor pads and workbench pads.
monitor screen at or below eye level wrists relaxed and flat monitor and keyboard positioned directly in front of user arms at desk level feet flat on the floor xiii
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This guide is intended for anyone who wants to upgrade or troubleshoot a Dell PowerEdge 2450 computer system. Before calling Dell for technical assistance, follow the recommended procedure(s) in this guide to solve most hardware and software problems yourself.
Technical information files—sometimes called "readme" files—may be installed on the hard-disk drive to provide last-minute updates about technical changes to the system or advanced technical reference material intended for experienced users or technicians.
Screen text is a message or text that you are instructed to type as part of a command (referred to as a command line). Screen text is presented in the Courier New font. Example: The following message appears on your screen: Example: "Type and press ." Variables are placeholders for which you substitute a value. They are presented in italics. Example: DIMM_x (where x represents the DIMM socket designation).
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The following list defines or identifies technical terms, abbreviations, and acronyms used in Dell™ user documents. NOTE: Unless otherwise specified, these definitions may not apply to operating systems other than Microsoft ® Windows® 95 and Windows NT ®.
complementary metal-oxide semiconductor Dell OpenManage™ Remote Assistant Card collect on delivery dynamic random-access memory characters per inch double-sided double-density characters per line double-sided high-density central processing unit Dell SCSI Array digital-to-analog converter error checking and correction Dell Advanced SCSI Host extended-data out digital audio tape enhanced graphics adapter decibel(s)
Fahrenheit # interrupt request file allocation table Industry-Standard Architecture Federal Communications Commission $ Japanese Electronic Industry Development Association first-in first-out feet gram(s) gravities gigabyte(s) graphical user interface ! hexadecimal Hardware Instrumentation Package high memory area High Performance File System " hertz input/output inter-chassis management bus identification integrated drive electronic
meter(s) nickel-metal hydride milliampere(s) nonmaskable interrupt ! milliampere-hour(s) Network Node Manager megabyte(s) - nanosecond(s) megabit(s) NT File System megabit(s) per second ) nonvolatile random-access memory master boot record .
) polyvinyl chloride # quarter-inch cartridge redundant arrays of independent disks random-access memory random-access memory digital-to-analog converter support.dell.
) video graphics array )( very-large-scale integration ) video random-access memory 0 watt(s) 0 watt-hour(s) 6 * * extended memory manager * eXtended Memory Specification 1 1 zero insertion force Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
Figure 2-1. Figure 2-2. Figure 3-1. Figure 7-1. Figure 7-2. Figure 7-3. Figure 7-4. Figure 7-5. Figure 7-6. Figure 8-1. Figure 8-2. Figure 8-3. Figure 8-4. Figure 8-5. Figure 8-6. Figure 8-7. Figure 8-8. Figure 8-9. Figure 8-10. Figure 8-11. Figure 8-12. Figure 9-1. Figure 9-2. Figure 9-3. Figure 10-1. Figure 10-2. Figure 10-3. Figure 10-4. Figure 11-1. Figure A-1. Figure A-2. Figure A-3. Back-Panel Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Front-Panel Features .
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Table 2-1. Table 3-1. Table 3-2. Table 3-3. Table 4-1. Table 5-1. Table 5-2. Table 8-1. Table 11-1. Table 11-2. Table A-1. Table A-2. Boot Routine Indications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5 System Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 System Beep Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-10 SCSI Hard-Disk Drive Indicator Patterns . . . . . . . . . . . . . . . . . . .
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Backing Up Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Basic Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Checking Connections and Switches . . . . . . . . . . . . . . . . . . . . . .
! ! Features of the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . When to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Starting the Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting SCSI Hard-Disk Drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting a RAID Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting an Integrated RAID Controller . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting a PERC 2 Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
/ . Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Help Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . World Wide Web . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AutoTech Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5 4 Figure 8-4. Figure 8-5. Figure 8-6. Figure 8-7. Figure 8-8. Figure 8-9. Figure 8-10. Figure 8-11. Figure 8-12. Figure 9-1. Figure 9-2. Figure 9-3. Figure 10-1. Figure 10-2. Figure 10-3. Figure 10-4. Figure 11-1. Figure A-1. Figure A-2. Figure A-3. DIMM Sockets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6 Installing a DIMM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8 Removing a DIMM. . . . . . . . . . . . . . . . . . . .
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