Dell EMC PowerEdge MX740c Installation and Service Manual Regulatory Model: E04B Regulatory Type: E04B001 April 2021 Rev.
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2019 - 2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents Chapter 1: About this document.................................................................................................... 6 Chapter 2: PowerEdge MX740c sled overview............................................................................... 7 Front view of the system...................................................................................................................................................8 Inside the system.........................................................
Installing the drive cage............................................................................................................................................. 37 Battery backup unit ......................................................................................................................................................... 38 Removing the battery backup unit..........................................................................................................................
Replacing the system battery - Option B.............................................................................................................. 82 System board..................................................................................................................................................................... 83 Removing the system board.....................................................................................................................................
1 About this document This document provides an overview about the PowerEdge MX740c system, information about installing and replacing components, technical specifications, diagnostic tools, and guidelines to be followed while installing certain components. The PowerEdge MX740c is compatible with the PowerEdge MX7000 enclosure. For more information about the enclosure, refer to the Installation and Service Manual for the PowerEdge MX7000 at www.dell.com/poweredgemanuals.
2 PowerEdge MX740c sled overview The Dell EMCPowerEdge MX740c is a single width compute sled and supports: ● Up to two Intel Xeon Scalable processors. ● Up to 24 DIMM slots. ● Up to six 2.5-inch SAS, SATA (HDD/SSD), or NVMe drives. NOTE: All instances of SAS, NVMe, SATA HDDs, and SSDs are referred to as drives in this document, unless specified otherwise.
Front view of the system Figure 1. Front view of the 6 drive configuration 1. 2. 3. 4. 5. 6. 7. 8. USB 3.0 port iDRAC direct port Drives Release handle Release handle button Information tag System health and System ID indicator Power button For more information, see the Dell EMC PowerEdge MX740c Technical Specifications on the product documentation page. .
Figure 2. Inside the system 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Backplane Backplane cable Processor 1 (heat sink) Processor 2 (heat sink) Mezzanine card A1 Power connector Mezzanine card B1 Mini Mezzanine connector iDRAC card BOSS connector PERC connector Locating the Service Tag of your system The System Information Tab contains the system's unique Express Service Code and Service Tag.
System information label Figure 4. Mechanical overview Figure 5.
Figure 6. System board Figure 7. Removal of IDSDM and Internal USB memory key(optional) Figure 8.
Figure 9. Removal of backplane and Mezzanine card Figure 10. Removal of PERC cards and Mini Mezzanine card Figure 11.
3 Initial system setup and configuration Topics: • • • Setting up your system iDRAC configuration Options to install the operating system Setting up your system Complete the following steps to set up your system: Steps 1. Unpack the system. 2. Remove the I/O connector cover from the system connectors. CAUTION: While installing the system, ensure that it is properly aligned with the slot on the enclosure to prevent damage to the system connectors. 3. Install the system in the enclosure. 4.
Interfaces Document/Section Dell Lifecycle Controller See Dell Lifecycle Controller User’s Guide at www.dell.com/poweredgemanuals OME Modular See Dell OpenManagement Enterprise Modular User’s Guide at www.dell.com/openmanagemanuals iDRAC Direct See Dell Integrated Dell Remote Access Controller User's Guide at www.dell.
Methods to download firmware and drivers You can download the firmware and drivers by using any of the following methods: Table 2. Firmware and drivers Methods Location From the Dell EMC support site www.dell.com/support/home Using Dell Remote Access Controller Lifecycle Controller (iDRAC with LC) www.dell.com/idracmanuals Using Dell Repository Manager (DRM) www.dell.com/openmanagemanuals > Repository Manager Using Dell OpenManage Essentials www.dell.
4 Installing and removing system components Topics: • • • • • • • • • • • • • • • • • • • • • • • • Safety instructions Before working inside your sled After working inside your sled Recommended tools PowerEdge MX740c sled System cover Air shroud Drives Drive backplane Cable routing Drive cage Battery backup unit Control panel System memory Processors and heat sinks iDRAC card PERC card Optional Internal dual SD module M.
Before working inside your sled Prerequisites Follow the safety guidelines listed in Safety instructions. Steps 1. Power off the sled. 2. Remove the sled from the enclosure. 3. If applicable install the I/O connector cover. CAUTION: To prevent damage to the I/O connectors on the system, ensure that you cover the connectors when you remove the system from the enclosure. 4. Remove the system cover. After working inside your sled Prerequisites Follow the safety guidelines listed in Safety instructions.
2. Holding the sled handle, slide the sled out of the enclosure. NOTE: Support the system with both hands while sliding it out of the enclosure. NOTE: Removing the sled with the enclosure powered on is supported if you shut down the sled before removal. Figure 12. Removing the sled from enclosure 3. Install the I/O connector cover on the sled. CAUTION: To protect the I/O connector pins, install the I/O connector cover every time a sled is removed from the enclosure. Figure 13.
CAUTION: If you are permanently removing the sled, install a sled blank promptly. Operating the enclosure without a blank, for an extended time can result in overheating or performance loss. Next steps 1. Install the sled or the sled blank into the enclosure. Installing the sled into enclosure Prerequisites 1. Follow the safety guidelines listed in Safety instructions. CAUTION: To prevent damage to the I/O connectors, do not touch the connectors or the connector pins. Steps 1.
Figure 15. Installing the sled into enclosure Next steps 1. Power on the sled. System cover The system cover protects the components inside the system and helps in maintaining air flow inside the system. Removing the system cover Prerequisites 1. 2. 3. 4. Follow the safety guidelines listedin Safety instructions. Power off the sled. Remove the sled from the enclosure. Place the sled on the flat surface with the top cover facing upwards. Steps 1.
Figure 16. Removing system cover Next steps 1. Replace the system cover. Installing system cover Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2. Ensure that all internal cables are routed correctly and connected, and no tools or extra parts are left inside the system. Steps 1. Align the tabs on the system cover with the guide slots on the system. 2. Slide the cover towards the front of the system.
Figure 17. Installing system cover Next steps 1. Install the sled into the enclosure. 2. Turn on the sled.
Air shroud The air shroud aerodynamically directs the airflow across the entire system. The airflow passes air through all the critical parts of the system thus allowing increased cooling preventing overheating. Removing air shroud Prerequisites CAUTION: Never operate your system with the air shroud removed. The system may get overheated quickly, resulting in shutdown of the system and loss of data. 1. Follow the safety guidelines listed in Safety Instructions. 2.
NOTE: When firmly seated, the memory socket and processor numbers marked on the air shroud aligns with the respective memory socket and processor numbers marked on the system. Figure 19. Installing air shroud Next steps 1. Follow the procedure listed in After working inside the sled. Drives Your system supports 2.5-inch SAS/SATA SSD, NVMe drives and PCIe SSDs.
Figure 20. Removing drive blank Next steps 1. Install a drive or a drive blank. Installing drive blank Prerequisites 1. Follow the safety guidelines listed in Safety instructions. CAUTION: Mixing drive blanks from previous generations of PowerEdge servers is not supported. Steps Insert the drive blank into the drive slot and push the blank until the release button clicks into place. Figure 21. Installing drive blank Removing drive carrier Prerequisites 1.
If the drive is online, the green activity or fault indicator flashes while the drive is turning off. When the drive indicators are off, the drive is ready for removal. For more information, see the documentation for the storage controller. CAUTION: Before attempting to remove or install a drive while the system is running, see the documentation for the storage controller card to ensure that the host adapter is configured correctly to support drive removal and insertion.
CAUTION: Combining SAS and SATA drives in the same RAID volume is not supported. CAUTION: When installing a drive carrier, ensure that the adjacent drives are fully installed. Inserting a drive carrier and attempting to lock its handle next to a partially installed carrier can damage the partially installed carrier's shield spring and make it unusable. CAUTION: To prevent data loss, ensure that your operating system supports hot-swap drive installation.
Figure 24. Removing a drive from drive carrier Next steps 1. Replace the drive into the drive carrier. Installing a drive into drive carrier Prerequisites 1. Follow the safety guidelines listed in Safety instructions Steps 1. Insert the drive into the drive carrier, with the connector end of the drive towards the back of the carrier. 2. Align the screw holes on the drive with the screw holes on the drive carrier. 3.
Figure 25. Installing a drive into drive carrier Drive backplane Depending on the configuration, your system supports: ● 2.5 inch (x6) Universal backplane ● 2.5 inch (x6) SAS/SATA backplane ● 2.5 inch (x4) Universal backplane Figure 26. 6 x 2.5-inch universal backplane 1. 2. 3. 4. 5. 6.
Figure 27. 6 x 2.5-inch SAS/SATA backplane 1. Power cable connector 2. SAS/SATA connector 3. Signal cable connector Figure 28. 4 x 2.5-inch universal backplane 1. 2. 3. 4. 5. Signal cable connector AUX 1 cable connector SAS/SATA connector AUX 0 cable connector Power cable connector Removing drive backplane Prerequisites CAUTION: To prevent damage to the drives and the drive backplane, you must remove the drives from the system before removing the drive backplane.
Figure 29. Removing drive backplane Next steps 1. Replace the drive backplane. Installing drive backplane Prerequisites 1. Follow the safety guidelines listed in Safety instructions 2. Follow the procedure listed in Before working inside the sled. Steps 1. Verify backplane connector pins are not bent and then connect the signal cable to the backplane. 2. Align the guide pins on the drive backplane with the sled. 3. Lower the drive backplane, until it is fully seated.
Figure 30. Installing drive backplane Next steps 1. Connect the incoming power cable to the backplane and then verify both power and signal cable connections are fully seated to the backplane and system board. 2. Connect the integrated cable to the backplane and system board if there is no PERC card installed in the system. 3. Install the drives. 4. Follow the procedure listed in After working inside the sled. Cable routing Figure 31. Cable routing - 4 x 2.5-inch backplane BBU cabling.
Figure 32. Cable routing - 4 x 2.5-inch backplane with internal PERC card Figure 33. Cable routing - 4 x 2.
Figure 34. Cable routing - 6 x 2.5-inch SAS/SATA backplane with internal PERC card Figure 35. Cable routing - 6 x 2.
Figure 36. Cable routing - 6 x 2.5-inch SAS/SATA backplane SATA cabling Figure 37. Cable routing - 6 x 2.
Figure 38. Cable routing - 6 x 2.5-inch backplane with Jumbo PERC card Figure 39. Cable routing - 6 x 2.5-inch backplane SATA cabling Drive cage The drive cage contains the drives and the battery backup unit module. Removing the drive cage Prerequisites CAUTION: To prevent damage to the drives and backplane, you must remove the drives from the system before removing the backplane. CAUTION: Temporarily label drives before you remove the drives so that you can replace them in the same slots.
NOTE: Observe the routing of the cables on the chassis as you remove them from the system. You must route these cables properly when you replace them to prevent the cables from being pinched or crimped. 1. 2. 3. 4. 5. Follow the safety guidelines listed in Safety instructions. Follow the procedure listed in Before working inside your sled. Disconnect the cables connected to the backplane. Remove the drives Remove the drive backplane. Steps 1.
Figure 41. Installing the drive cage Next steps 1. Install the drive backplane. 2. Install the drives. 3. Follow the procedure listed in After working inside your sled. Battery backup unit Removing the battery backup unit Prerequisites 1. 2. 3. 4. 5. 6. 7. Follow the safety guidelines listed in Safety Instructions. Follow the procedure listed in Before working inside your sled. Remove the drives. Disconnect the battery backup unit (BBU) cable from the system board. Disconnect the backplane cables.
Figure 42. Removing the BBU module Next steps 1. Replace the BBU in the cage. 2. Replace the BBU module. Installing the battery backup unit Prerequisites 1. 2. 3. 4. 5. Follow the safety guidelines listed in Safety Instructions. Follow the procedure listed in Before working inside your sled. Install the BBU into the BBU cage. Install the drive cage. Install the backplane. Steps 1. Route the cable on the battery backup unit (BBU) through the front end of the drive cage. 2.
Figure 43. Installing the BBU 3. Connect the BBU cables to the connector on the system board. Next steps 1. Follow the procedure listed in the After working inside your sled. 2. Replace the drive carrier or a drive blank. Removing the BBU from the BBU cage Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in the Before working inside your sled. 3. Remove the BBU module. Steps 1.
Figure 44. Removing the BBU from the BBU cage Next steps 1. Install the BBU into the BBU cage. Installing the BBU into the BBU cage Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. Steps 1. Align and slide the BBU into the BBU cage. 2. Using a Phillips #1 screwdriver, tighten the captive screw to secure the BBU to the BBU cage.
Figure 45. Installing the BBU into the BBU cage Next steps 1. Install the BBU module. Control panel The control panel allows you to manually control the inputs to the sled. Removing the control panel Prerequisites 1. 2. 3. 4. Follow the safety guidelines listed in Safety Instructions. Follow the procedure listed in Before working inside the sled. Remove the drives. Remove the drive cage. Steps 1. Pull the blue strap to disconnect the control panel cable connected to the system board. 2.
Figure 46. Removing the control panel Next steps 1. Install the control panel. Installing the control panel Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside your sled. Steps 1. Align control panel with the slots on the system and slide it in. 2. Connect the control panel cable to the connector on the system board. 3. Using a Phillips #1 screwdriver, secure the control panel to the system with the screws.
Figure 47. Installing the control panel Next steps 1. Install the drive cage. 2. Install the drives. 3. Follow the procedure listed in the After working inside your sled. System memory The system supports DDR4 registered DIMMs (RDIMMs), load reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMMNs), and Intel Optane Data Center Persistent Memory Modules (DCPMMs). System memory holds the instructions that are executed by the processor.
Figure 48. System memory layout Memory channels are organized as follows: Table 3. Memory channels Channel Processor 1 Processor 2 0 Slots A1 and A7 Slots B1 and B7 1 Slots A2 and A8 Slots B2 and B8 2 Slots A3 and A9 Slots B3 and B9 3 Slots A4 and A10 Slots B4 and B10 4 Slots A5 and A11 Slots B5 and B11 5 Slots A6 and A12 Slots B6 and B12 Table 4. Memory population DIMM Type DIMM Ranking Voltage Operating Frequency (in MT/s) RDIMM 1R / 2R 1.2 V 2933, 2666 LRDIMM 4R / 8R 1.
General memory module installation guidelines To ensure optimal performance of your system, observe the following general guidelines when configuring your system memory. If your system's memory configurations fail to observe these guidelines, your system might not boot, stop responding during memory configuration, or operate with reduced memory.
● DDR4 NVDIMM-Ns must be populated only on the black release tabs on processor 1 and 2. ● All slots on configurations 3, 6, 9, and 12 can be used, but a maximum of 12 NVDIMM-Ns can be installed in a system. NOTE: NVDIMM-N memory slots are not hot-pluggable. For more information about the supported NVDIMM-N configurations, see the NVDIMM-N User Guide at www.dell.com/ poweredgemanuals. Table 5.
Table 5. Supported NVDIMM-N for dual processor configurations Configuration Description Memory population rules RDIMMs NVDIMM-N Processor2 {1, 2, 3, 4, 5, 6, 7, 8, 9} Configuration 13 12x 16 GB RDIMMs, 12x NVDIMM-Ns Configuration 14 Same for all 12x RDIMM configurations. See Configuration 1. 12x 32 GB RDIMMs, 12x NVDIMM-Ns Same for all 12x RDIMM configurations. See Configuration 1.
Table 6. 1 socket DCPMM configurations No. of CPUs in the Serve r DCPM DRAM DRA M Popul M Popul ation Capa ation city (GB) DCPM M Capaci ty (GB) Operating system Memory in Memory Mode (GB) Total Memo ry (GB) Total Memo ry per CPU (GB) Ratio DRAM to Optane Memory Requires an M or L CPU Supported Supported in App in Memory Direct Mode Mode 1 128 GB 32 GB x1 x6 192 128 N/A 320 320 1 : 0.7 No Yes No 1 128 GB 32 GB x2 x6 192 256 N/A 448 448 1 : 1.
Table 7. 2 socket DCPMM configurations No.
Table 8. Memory operating modes Memory Operating Mode Description This feature provides maximum reliability and enables the system to continue running even during a catastrophic memory failure by switching over to the mirrored copy. The installation guidelines to enable Mirror Mode require that the memory modules be identical in size, speed, and technology, and they must be populated in sets of 6 per processor. Single Rank Spare Mode Single Rank Spare Mode allocates one rank per channel as a spare.
Table 9. Memory population rules (continued) Processor Configuration Memory population Memory population information ○ For 4 DIMMs: A1, A2, A4, A5 ○ For 8 DIMMs: A1, A2, A4, A5, A7, A8, A10, A11 Mirror population order {1, 2, 3, 4, 5, 6} {7, 8, 9, 10, 11, 12} Mirroring is supported with 6 or 12 DIMMs per processor. Single rank sparing population order 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 ● DIMMs must be populated in the order specified. ● Requires two ranks or more per channel.
Removing a memory module Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in Before working inside your sled. 3. Remove the air shroud. WARNING: Allow the memory modules to cool after you power off the system. Handle the memory modules by the card edges and avoid touching the components or metallic contacts on the memory module.
Steps 1. Locate the appropriate memory module socket. CAUTION: Handle each memory module only by the card edges, ensuring not to touch the middle of the memory module or metallic contacts. CAUTION: To prevent damage to the memory module or the memory module socket during installation, do not bend or flex the memory module. You must insert both ends of the memory module simultaneously. 2. Open the ejectors on the memory module socket to allow the memory module to be inserted into the socket. 3.
Removing the processor and heat sink module Prerequisites WARNING: The heat sink may be hot to touch for some time after the system has been powered down. Allow the heat sink to cool before removing it. 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in Before working inside your sled. 3. Remove the air shroud. Steps 1. Using a Torx #T30 screwdriver, loosen the screws on the heat sink in the order below: a. Loosen the first screw three turns. b.
WARNING: The heat sink may be hot to touch for some time after the system has been powered down. Allow the heat sink to cool before removing it. . NOTE: This procedure is only needed when replacing a processor or heat sink. This is not needed when replacing system board. Steps 1. Place the heat sink with the processor side facing up. 2. Insert a flat blade screwdriver into the release slot marked with a yellow label. Twist (do not pry) the screwdriver to break the thermal paste seal. 3.
Figure 53. Removing the processor bracket Next steps 1. Install the processor into the processor and heat sink module. Installing the processor into a processor and heat sink module Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in the Before working inside the sled. Steps 1. Place the processor in the processor tray. NOTE: Ensure that the pin 1 indicator on the processor tray is aligned with the pin 1 indicator on the processor. 2.
Figure 54. Installing the processor bracket 3. If you are using an existing heat sink, remove the thermal grease from the heat sink by using a clean lint-free cloth. 4. Use the thermal grease syringe included with your processor kit to apply the grease in a quadrilateral design on the top of the processor. CAUTION: Applying too much thermal grease can result in excess grease coming in contact with and contaminating the processor socket. NOTE: The thermal grease syringe is intended for single use only.
● Do not press on the heat sink fins. ● Ensure that the pin 1 indicator on the heat sink is aligned with the pin 1 indicator on the bracket before placing the heat sink onto the processor and bracket. Figure 56. Installing the heat sink onto the processor Next steps 1. Install the processor and heat sink module. 2. Install the air shroud. 3. Follow the procedure listed in After working inside your sled.
3. Using the Torx #T30 screwdriver, tighten the screws on the heat sink in the order below: a. Partially tighten the first screw (approximately three turns). b. Tighten the second screw completely. c. Return to the first screw and tighten it completely. If the PHM slips off the blue retention clips when the screws are partially tightened, follow these steps to secure the PHM: a. Loosen both the heat sink screws completely. b.
Steps Hold the blue pull tag and lift the iDRAC card away from the system. Figure 58. Removing the iDRAC NOTE: The iDRAC module is not swappable with other MX series systems in the MX7000 enclosure. NOTE: The procedure to remove vFlash card is similar to Removing the MIcroSD card. Figure 59. Removing a vFlash card Next steps 1. Install the iDRAC. 2. Follow the procedure listed in After working inside your sled.
1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. CAUTION: If either the system board or iDRAC card fails, it is required to replace both system board and iDRAC card at the same time. Steps 1. Align the iDRAC card with the guide pin on the system board. 2. Lower the iDRAC card into place until the iDRAC connector is fully seated. 3. Press the blue touch points till the iDRAC card is firmly seated on the system board connector.
PERC card Your system includes dedicated slots on the system board for PERC cards. Removing the PERC card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. 3. Disconnect the cable connected to the PERC card. Steps 1. Pull the blue pull tag to raise the lever up on the PERC card. NOTE: For the H730P MX(non-RAID) card, pull the two blue pull tags to raise the lever up.
NOTE: The procedure to install the HBA330 MX or a H730P MX PERC card is the same. NOTE: The MX740c supports both HBA330 MX or H730P MX PERC card. 3. Align the guides on the PERC card with the slots on the system. 4. Press the PERC card to firmly seat in the system board connector. Figure 63. Installing the PERC card 5. Close the lever on the PERC card. Next steps 1. Connect the cable to the PERC card. 2. Follow the procedure listed in After working inside your sled.
Figure 64. Removing the Jumbo PERC card NOTE: When Jumbo PERC is installed in the mini Mezzanine slot, you cannot install any other controller cards in the mini Mezzanine slot. NOTE: The Jumbo PERC card controls the internal drives, and the storage sled drives mapped to the storage controller. Next steps 1. Install the Jumbo PERC card. Installing the Jumbo PERC card Prerequisites 1. Follow the safety guidelines listed in the Safety instructions. 2.
Figure 65. Installing the Jumbo PERC card Next steps 1. Connect the cable on the Jumbo PERC card. 2. Follow the procedure listed in the After working inside your sled. Optional Internal dual SD module The IDSDM module combines the IDSDM features into a single module. NOTE: The write-protect switch is on the IDSDM module. Removing the IDSDM card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. 3.
Figure 66. Removing the IDSDM card Next steps Install the IDSDM card. Installing the IDSDM card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside your sled. CAUTION: To prevent damage to the IDSDM card, you must hold the card only by its edges. Steps 1. Locate the IDSDM card connector on the system board. To locate IDSDM connector, see the system board jumpers and connectors section. 2.
Figure 67. Installing the IDSDM card Next steps Follow the procedure listed in After working inside your sled. Removing a MicroSD card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. 3. Remove the IDSDM card. Steps 1. Locate the MicroSD card slot on the IDSDM card. NOTE: To locate IDSDM slot on the system board, see the system board jumpers and connectors. 2. Press the card to partially release from the slot. 3.
Figure 68. Removing a MicroSD card Next steps 1. Install a MicroSD card. 2. Follow the procedure listed in After working inside your sled Installing a MicroSD card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. NOTE: To use an MicroSD card with your system, ensure that the Internal SD Card Port is enabled in System Setup.
Figure 69. Installing a MicroSD card Next steps 1. Install the IDSDM card. 2. Follow the procedure listed in After working inside your sled M.2 BOSS module The BOSS card is a simple RAID solution card which supports upto 2 M.2 SATA drives. The BOSS adapter card has a x8 connector using PCIe gen 2.0 x2 lanes, available only in the low-profile and half-height form factor. Removing the M.2 BOSS module Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2.
Figure 70. Removing the M.2 BOSS module Next steps 1. Install the M.2 BOSS module. Installing the M.2 BOSS module Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in the Before working inside your sled. Steps 1. Align the M.2 BOSS module connector with the connectors on the system board and the guide on the M.2 BOSS module with the guiding slot on the system board. 2. Press the touch point on the M.2 BOSS module until it is firmly seated.
Figure 71. Installing the M.2 boss module Next steps Follow the procedure listed in After working inside your sled. Removing the M.2 BOSS card Prerequisites 1. Follow the safety guidelines listed in the Safety instructions. 2. Follow the procedure listed in the Before working inside your sled. 3. Remove the M.2 BOSS card. Steps 1. Using the Phillips #1 screwdriver, remove the screw on the M.2 BOSS module. 2. Pull the card out of the connector, and lift the card away from the module.
Figure 72. Removing the M.2 BOSS card Next steps 1. Install the M.2 BOSS card. Installing the M.2 BOSS card Prerequisites 1. Follow the safety guidelines listed in the Safety instructions. 2. Follow the procedure listed in the Before working inside your sled. Steps 1. Align the M.2 BOSS card at angle of 45 degrees with the SATA connector on the M.2 BOSS module. 2. Press the M.2 BOSS card into the SATA connector until firmly seated in place. 3. Push down the M.
Figure 73. Installing the M.2 BOSS card Next steps 1. Install the M.2 BOSS module. 2. Follow the procedure listed in the After working inside your sled. Mezzanine card Your system supports two mezzanine cards: ● PCIe mezzanine card slot A supports fabric A. This card must match the fabric type of I/O modules installed in I/O module bays A1. ● PCIe mezzanine card slot B supports fabric B. This card must match the fabric type of I/O modules installed in I/O module bays B1.
Figure 74. Removing the Mezzanine card Next steps 1. Install the Mezzanine card. 2. Follow the procedure listed in After working inside your sled. Installing the Mezzanine card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. NOTE: A dual-processor configuration is required to support the Mezzanine B1 card. Steps 1. Align the connector on the Mezzanine card with the connector on the system board. 2.
Figure 75. Installing the Mezzanine card Next steps 1. Follow the procedure listed in After working inside your sled. Removing the mini Mezzanine card Prerequisites CAUTION: To ensure proper system cooling, mini Mezzanine blank must be installed in the mini Mezzanine socket. NOTE: The removal of the blank is recommended only if you intend to install a mini Mezzanine card in this socket. 1. Follow the safety guidelines listed in Safety Instructions. 2.
Figure 76. Removing the mini Mezzanine card NOTE: Install the connector cap on the I/O connector of the mini Mezzanine card, when not installed on system board. Next steps 1. Follow the procedure listed in After working inside your sled. Installing the mini Mezzanine card Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. NOTE: The mini Mezzanine card is supported only on systems with two processors. Steps 1.
Figure 77. Installing the mini Mezzanine card 5. Close the lever on the mini Mezzanine card. Next steps 1. Follow the procedure listed in After working inside your sled. Removing the mini Mezzanine card blank Prerequisites CAUTION: To ensure proper system cooling, the mini Mezzanine blank must be installed in the mini Mezzanine socket. NOTE: The removal of the blank is recommended only if you intend to install a mini Mezzanine card in the socket. 1.
Figure 78. Removing the mini Mezzanine card blank Next steps 1. Follow the procedure listed in After working inside your sled. Installing the mini Mezzanine card blank Prerequisites 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. Steps Align the guiding groove of the card on the slot and push down to insert the mini Mezzanine blank to the system board. Figure 79.
Optional internal USB memory key An optional USB memory key installed inside your system can be used as a boot device, security key, or mass storage device. To boot from the USB memory key, configure the USB memory key with a boot image and then specify the USB memory key in the boot sequence in System Setup. An optional USB memory key can be installed in the internal USB 3.0 port and can be used as a boot device, security key or mass storage device. The internal USB port is on the system board.
Figure 80. Removing the system battery 3. To install a new system battery: a. Hold the battery with the + sign facing the positive side of the battery connector. b. Insert the battery down into the connector and push the positive side of the battery until the battery snaps into place. Figure 81. Installing the system battery Next steps 1. 2. 3. 4. 5. 6. 7. Follow the procedure listed in After working inside your sled. Enter the System Setup to confirm that the battery is operating properly.
Replacing the system battery - Option B Prerequisites NOTE: There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions. See the safety instructions that came with your system for more information. 1. Follow the safety guidelines listed in Safety Instructions. 2. Follow the procedure listed in Before working inside the sled. Steps 1.
Figure 83. Installing the system battery Next steps 1. Follow the procedure listed in After working inside your sled. 2. Enter the System Setup to confirm that the battery is operating properly. 3. Enter the correct time and date in the System Setup's Time and Date fields. 4. Exit the System Setup. 5. To test the newly installed battery, remove the system from the enclosure, for at least an hour. 6. Reinstall the system into the enclosure, after an hour. 7.
NOTE: It is required to reactivate the licenses after the system board replacement. CAUTION: If either the system board or iDRAC card fails, it is required to replace the system board and iDRAC card at the same time. CAUTION: Do not attempt to remove the TPM plug-in module from the system board. After the TPM plug-in module is installed, it is cryptographically bound to that specific system board.
Figure 84. Removing the system board Next steps 1. Install the system board. Installing the system board Prerequisites Follow the safety guidelines listed in Safety instructions. CAUTION: Do not lift the system board by holding a memory module, processor, or other components. CAUTION: Take care not to damage the system identification button while placing the system board into the system. Steps 1. Unpack the replacement system board assembly.
Figure 85. Installing the system board 4. Lower the system board and install the screws to secure the system board to the system. Next steps 1. Install the following: a. Internal USB key b. iDRAC card c. IDSDM d. Mini Mezzanine card e. Mezzanine card(s) f. PERC card g. Drive cage h. Drive backplane i. Drives NOTE: Ensure that you reinstall the drives in their original locations. j. BBU module k. Memory modules l. Processor(s) and heat sink(s) m. Air shroud 2. 3. 4. 5.
a. Use the Easy Restore feature to restore the Service Tag. For more information, see the Restoring the Service Tag by using the Easy Restore feature section. b. If the Service Tag is not backed up in the backup flash device, enter the Service Tag manually. For more information, see the Entering the system Service Tag by using System Setup section. c. Update the BIOS and iDRAC versions. d. Re-enable the Trusted Platform Module (TPM).
Upgrading the TPM Prerequisites 1. 2. 3. 4. Follow the safety guidelines listed in Safety instructions. Follow the procedure listed in Before working inside your sled. Disconnect the cables. Remove the drive backplane. NOTE: ● Ensure that your operating system supports the version of the TPM module being installed. ● Ensure that you download and install the latest BIOS firmware on your system. ● Ensure that the BIOS is configured to enable UEFI boot mode.
Figure 86. Installing the TPM Next steps 1. Install the system board. 2. Install the drive backplane. 3. Follow the procedure listed in After working inside your sled. Initializing TPM for BitLocker users Steps Initialize the TPM. For more information, see https://technet.microsoft.com/library/cc753140.aspx. The TPM Status changes to Enabled, Activated. Initializing the TPM 1.2 for TXT users Steps 1. While booting your system, press F2 to enter System Setup. 2.
8. Select the TPM Advanced Settings option. 9. From the TPM2 Algorithm Selection option, select SHA256, then go back to System Security Settings screen. 10. On the System Security Settings screen, from the Intel TXT option, select On. 11. Save the settings. 12. Restart your system.
5 Jumpers and connectors Topics: • • • System board jumpers and connectors System board jumper settings Disabling a forgotten password System board jumpers and connectors Figure 87. System board jumpers and connectors Table 10. System board jumpers and connectors Item Connector Description 1.
Table 10. System board jumpers and connectors Item Connector Description 2. BP_PWR_CONN Backplane power connector 3. SATA_CONN SATA connector 4. A1, A2,, A3,, A7,, A8,, A9 DIMMS for CPU1 5. CPU1 Processor 1 (blank) 6. A4, A5,, A6,, A10,, A11,, A12 DIMMS For CPU1 7. TPM_MODULE Trusted Platform Module 8. BBU_PWR_CONN BBU power connector 9. BACKPLANE SIGNAL Backplane signal connector 10. FIO Control panel(FIO) connector 11. BATTERY System battery 12.
Table 11. System board jumper settings Jumper Setting PWRD_EN (default) Description The BIOS password feature is enabled. The BIOS password feature is disabled. iDRAC local access is unlocked at next AC power cycle. iDRAC password reset is enabled in F2 iDRAC settings menu. Disabling a forgotten password The system's software security features include a system password and a setup password. The password jumper enables these password features or disables them and clears any password(s) currently in use.
6 System diagnostics and indicator codes The diagnostic indicators on the system front panel display system status during system startup. Topics: • • • • Power button LED Drive indicator codes System health and system ID indicator codes System diagnostics Power button LED The power button LED is located on the front panel of your system. Figure 88. Power button LED Table 12. Power button LED Power button LED indicator code Condition Off System is not operating, regardless of power supply available.
2. Drive status LED indicator 3. Drive capacity label NOTE: If the drive is in the Advanced Host Controller Interface (AHCI) mode, the status LED indicator does not turn on. Table 13. Drive indicator codes Drive status indicator code Condition Flashes green twice per second Identifying drive or preparing for removal. Off Drive ready for removal. NOTE: The drive status indicator remains off until all drives are initialized after the system is turned on.
you are unable to fix the problem yourself, service and support personnel can use the diagnostics results to help you solve the problem. Dell Embedded System Diagnostics NOTE: The Dell Embedded System Diagnostics is also known as Enhanced Pre-boot System Assessment (ePSA) diagnostics.
7 Getting help Topics: • • • • • Contacting Dell EMC Documentation feedback Accessing system information by using QRL Receiving automated support with SupportAssist Recycling or End-of-Life service information Contacting Dell EMC Dell EMC provides several online and telephone based support and service options. If you do not have an active internet connection, you can find contact information about your purchase invoice, packing slip, bill, or Dell EMC product catalog.
● Reference materials, including the Installtion and Service Manual, and mechanical overview ● Your system service tag to quickly access your specific hardware configuration and warranty information ● A direct link to Dell to contact technical assistance and sales teams Steps 1. Go to www.dell.com/qrl and navigate to your specific product or 2. Use your smartphone or tablet to scan the model-specific Quick Resource (QR) code on your system or in the Quick Resource Locator section.
8 Documentation resources This section provides information about the documentation resources for your PowerEdgeMX740csystem. To view the document that is listed in the documentation resources table: ● From the Dell EMC support site: 1. Click the documentation link that is provided in the Location column in the table. 2. Click the required product or product version. NOTE: To locate the product name and model, see the front of your system. 3. On the Product Support page, click Manuals & documents.
Table 15. Documentation resources Task Document Location For information about installing the operating https://www.dell.com/operatingsystemmanuals system, see the operating system documentation. For information about updating drivers and www.dell.com/support/drivers firmware, see the Methods to download firmware and drivers section in this document. Managing your system For information about systems management software offered by Dell, see the Dell OpenManage Systems Management Overview Guide.
