Dell Storage Center SC180 Expansion Enclosure Owner's Manual Regulatory Model: E11J Regulatory Type: E11J001
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. 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. © 2016 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents About this Guide.......................................................................................................5 Revision History..................................................................................................................................... 5 Audience................................................................................................................................................ 5 Contacting Dell............................................................
Replacing Rack Rails............................................................................................................................32 Post-Replacement Procedures.......................................................................................................... 33 Start Up the Storage System and Expansion Enclosure...............................................................33 Send Diagnostic Data Using Dell SupportAssist..................................................................
Preface About this Guide This guide describes how to perform service and maintenance on the SC180 expansion enclosure. Revision History Document Number: MV429 Revision Date Description A00 March 2015 Initial release A01 June 2016 Updated pre-replacement procedures and clarified requirements Audience The information provided in this guide is intended for use by Dell end users. Contacting Dell Dell provides several online and telephone-based support and service options.
Provides instructions for using the Storage Center Command Utility. The Command Utility provides a command-line interface (CLI) to enable management of Storage Center functionality on Windows, Linux, Solaris, and AIX platforms. • Dell Storage Center Command Set for Windows PowerShell Provides instructions for getting started with Windows PowerShell cmdlets and scripting objects that interact with the Storage Center using the PowerShell interactive shell, scripts, and PowerShell hosting applications.
About the SC180 Expansion Enclosure 1 An SC180 expansion enclosure provides expansion storage for an SCv2080 storage controller. The SC180 expansion enclosure connects directly to the SAS ports on the back of the storage system. SC180 Expansion Enclosure Overview The SC180 is a 5U SAS expansion enclosure that supports up to 84 internal 3.5‐inch hard drives installed in a two‐drawer, three‐row, 14‐column configuration.
Item Name Panel Description 1 Drawer-specific anti-tamper locks Locks the drawer shut using a Torx T20 screwdriver until the red arrows point to the locked icon (away from the center of the chassis).
Item Name Panel Description module, or IO module indicating the part at fault) • Logical Status: – Amber — Change of status or fault from something other than the storage system itself (this status is typically associated with a disk drive as indicated by its own fault LED) • Drawer 1 Fault – Amber — Drive, cable, or sideplane fault has occurred in drawer 1 • Drawer 2 Fault – Amber — Drive, cable, or sideplane fault has occurred in drawer 2 NOTE: Both drawer fault LEDs (and all contained DDIC LEDs)
Item Name Icon Description 1 Optional cable retention positions (4) — Locations for optional cable retention brackets. 2 Expansion Enclosure Modules (2) — Each EMM contains SAS ports and status indicators. 3 Cooling fans (5) — Fans that provide cooling for the expansion enclosure. 4 Power supply units (2) — 2.8 kW power supply that provides power for the expansion enclosure. 5 Optional cable retention positions (4) — Locations for optional cable retention brackets.
Item Control/ Feature Icon Description 5 SAS activity indicators — There are four SAS PHYs per SAS port. • • • Off: SAS PHY is not connected Steady green: SAS PHY is connected, but no activity Blinking green: SAS PHY is not connected plus activity SC180 Expansion Enclosure Cooling Fan Module Features and Indicators SC180 Expansion Enclosures include five cooling fan modules in five interface slots. Figure 4.
SC180 Expansion Enclosure PSU Features and Indicators SC180 Expansion Enclosures include two power supply units (PSUs) in two interface slots. Figure 5. SC180 Expansion Enclosure PSU Features and Indicators Item Control/Feature Icon Description 1 Release latch — Press the release latch to remove the PSU.
SC180 Expansion Enclosure Drive Numbering In the SC180 expansion enclosure, the drive slots are numbered 1–42 in the top drawer and 43–84 in the bottom drawer. Dell Storage Client identifies drives as XX-YY, where XX is the number of the unit ID of the expansion enclosure, and YY is the drive position inside the expansion enclosure. Figure 6. SC180 Expansion Enclosure Drawers and Drive Numbering 1. Bottom drawer viewed from above 2.
Item Feature Indicator Code • Amber (flashing) — Flashes in 1-second intervals when drive or enclosure indicator is set to On in Dell Storage Client. With the drive indicator, the containing drawer fault LED will also flash. With the enclosure indicator, all drives’ and both drawers’ fault LEDs will flash.
Replacing SC180 Expansion Enclosure Components 2 This section describes how to remove and install components of the SC180 expansion enclosure. This information assumes that you have received the replacement component and are ready to install it. Safety Precautions Always follow these safety precautions to avoid injury and damage to Storage Center equipment. If equipment described in this section is used in a manner not specified by Dell, the protection provided by the equipment could be impaired.
Electrical Safety Precautions Always follow electrical safety precautions to avoid injury and damage to Storage Center equipment. WARNING: Disconnect power from the expansion enclosure when removing or installing components that are not hot-swappable. When disconnecting power, first power down the storage system using the Dell Storage Client and then unplug the power cords from the power supplies in the storage system and expansion enclosure.
• Remove any jewelry or metal objects from your body because they are excellent metal conductors that can create short circuits and harm you if they come into contact with printed circuit boards or areas where power is present. • Do not lift the expansion enclosure chassis by the handles of the power supply units (PSUs). They are not designed to hold the weight of the entire chassis, and the chassis cover may become bent.
Steps 1. In the Summary tab, select Actions → System → Shut Down/Restart. The Shut Down/Restart dialog box opens. 2. From the What should the Storage Center do? drop-down menu, select Shut Down. 3. Click OK. When the storage system is shut down, unplug the power cables from the storage system and expansion enclosures. Replacing PSUs The SC180 expansion enclosure supports two hot-swappable power supply units (PSUs).
Figure 9. Rear View of the Enclosure Showing the Failed the Power Supply Replacing a PSU Use this procedure to replace a failed power supply unit (PSU). Prerequisites Use SupportAssist to send diagnostic data to Dell Technical Support Services. About this task You can replace PSUs one at a time without shutting down the expansion enclosure. Steps 1. Press the power switch on the PSU to turn it off. 2. Remove the power cable from the securing clip and disconnect the power cable from the PSU. 3.
Figure 10. Removing a PSU 1. Release tab 2. Handle 4. Slide the replacement PSU into the chassis until it is fully seated and the release tab clicks into place. 5. Connect the power cable to the PSU and make sure that the cable is plugged into a power outlet. 6. Secure the power cable using the clip. Figure 11. Securing the power cable 7. 20 Press the power switch on the PSU to turn it on.
NOTE: Allow several seconds for the expansion enclosure to recognize the PSU and determine its status. When the PSU is functioning properly, the Power OK indicator turns green and the PSU fault and AC fault indicators are off. 8. In the Dell Storage Client, make sure that the replacement PSU is recognized and shown as up and running. Next steps Use SupportAssist to send diagnostic data to Dell Technical Support Services.
Figure 13. Rear View of the Enclosure Showing the Failed Cooling Fan Module Replacing a Cooling Fan Module Use this procedure to replace a failed cooling fan module. Prerequisites Use SupportAssist to send diagnostic data to Dell Technical Support Services. About this task You can replace cooling fan modules one at a time without shutting down the expansion enclosure. Steps 1. Press the release tab and pull the cooling fan module out of the chassis using the handle. CAUTION: The fan modules are heavy.
Figure 14. Removing a Cooling Fan Module 1. Cooling fan module 2. Release tab 2. Rotate the replacement cooling fan module so that the release tab and handle are on the right side. 3. Slide the replacement cooling fan module into the chassis until it is fully seated and the release tab clicks into place. NOTE: Allow several seconds for the enclosure to recognize the cooling fan module and determine its status.
Replacing Hard Drives The SC180 expansion enclosure supports up to 84 3.5‐inch hot‐swappable hard drives installed in a two‐ drawer, three‐row, 14‐column configuration. Hard drives are connected to a backplane using Disk Drive in Carrier (DDIC) hard drive carriers. Identifying the Failed Hard Drive To determine which hard drive failed, use the Dell Storage Client. 1. Click the Hardware tab. 2. In the Hardware tab navigation pane, select and expand the failed storage system. 3.
Figure 16. Inside Drawer View Showing the Failed Hard Drive Replacing a Hard Drive Use this procedure to replace a failed hard drive. Prerequisites Use SupportAssist to send diagnostic data to Dell Technical Support Services. About this task Hard drives can be replaced one at a time without shutting down the expansion enclosure. Steps 1. Find the SC180 and drawer that contains the failed drive. To identify the drawer with the failed driver, look for a drawer fault LED.
Figure 17. Opening the Drawer 1. Drawer latches (2 per drawer) 2. Drawer (2 per chassis) CAUTION: If the SC180 operates for too long (depending on altitude) with drive drawers open, the enclosure can overheat. Overheating can cause potential drive failure and data loss and could invalidate the warranty. 3. Using the lit LED, find the failed DDIC. 4. Press the release button to unlatch the DDIC.
Figure 18. Removing the Drive from the Drawer 5. Wait about 10 seconds for the drive to spin down. 6. Slide the DDIC up and out until it is free of the DDIC slot. NOTE: Leave the drive in the carrier. The replacement drive is also in a carrier, and attempting to remove the carrier can cause the carrier to break. 7. Install the replacement DDIC. a. Hold the drive by the DDIC and slide it most of the way into the slot. b.
Figure 19. Inserting the Drive into the Drawer c. While maintaining downward pressure, slide the top plate of the DDIC toward the back of the drawer until it clicks in place. Figure 20.
NOTE: It is possible for a drive to appear seated but not be fully locked into position, eventually causing it to dislodge itself. After installing a drive, check the release button in the center of the DDIC. If the drive is NOT fully locked into position, a yellow line will be visible underneath the arrow button. If the yellow line is visible, remove the drive and re-install it. CAUTION: If the DDIC fails to latch, do not use it and request a replacement from Dell Technical Support Services.
Replacing an Enclosure Management Module The SC180 expansion enclosures support redundant hot-swappable Enclosure Management Modules (EMMs).
Figure 23. Rear View of the Expansion Enclosure Showing the Failed EMM Replacing an Enclosure Management Module Use this procedure to replace a failed EMM. About this task EMMs can be replaced one at a time without shutting down the storage system. NOTE: Make sure the cables are labeled before disconnecting them from the EMM. Steps 1. Use SupportAssist to send diagnostic data to Dell Technical Support Services. 2. Disconnect the SAS cables connected to the EMM. 3.
Figure 24. Replacing an EMM 1. EMM 2. EMM release tab and lever 5. Insert the replacement EMM into the bay until it is fully seated. 6. Push the release lever toward the chassis until it clicks into place. 7. Reconnect the SAS cables to the EMM. Replacing Rack Rails Rack rails are used to install the SC180 expansion enclosure into a rack. Prerequisites 1. Use SupportAssist to send diagnostic data to Dell Technical Support Services. 2.
WARNING: Do not attempt to the lift the expansion enclosure by yourself. Always have assistance when lifting the expansion enclosure. If installed above the lower 20U of a rack, a customer-provided mechanical lift must be used to avoid injury. 6. Remove the rack rails from the rack. 7. Install the replacement rack rails in the rack. 8. Install the expansion enclosure in the rack rails. 9. Start up the expansion enclosure and optional expansion enclosure.
Troubleshooting SC180 Components 3 This section contains basic troubleshooting steps for components inside the SC180 expansion enclosures. Troubleshooting Cooling Fan Modules To troubleshoot cooling fan modules: 1. Check the status of the cooling fan module using the Dell Storage Client. 2. Determine the status of the cooling fan module LEDs. If the cooling fan fault indicator is lit, the cooling fan module has failed. 3. Reseat the cooling fan module by removing and reinstalling it.
3. • If the DDIC fault LED is not lit, proceed to the next step. Check the connectors and reseat the DDIC. CAUTION: Perform this step only on unmanaged drives or after you confirm that the particular drive contains no user data. The Fault LED alone is not an indication that you can safely remove the drive. a. Remove the DDIC. b. Check the DDIC and the backplane to ensure that the connectors are not damaged. c. Reinstall the DDIC. Make sure that the DDIC makes contact with the backplane.
SC180 Expansion Enclosure Technical Specifications 4 This section contains technical specifications for SC180 expansion enclosures. Technical Specifications The technical specifications of the SC180 expansion enclosure are displayed in the following tables. Drives SAS hard drives Up to 84 3.5-inch SAS hot-swappable hard drives (6.
Back-Panel Connectors (per EMM) – 2m – 3m – 5m NOTE: SAS connectors are SFF-8086/SFF-8088 compliant.
Power Supplies Maximum inrush current Under typical line conditions and over the entire system ambient operating range, the inrush current may reach 55 A per power supply for 10 ms or less Available Hard Drive Power (per Slot) Supported hard drive power consumption (continuous) Up to 1.16 A at +5 V Up to 1.6 A at +12 V IO Card Power (per Slot) Maximum power consumed by IO Card 11 W at +12 V Maximum available power 100 W at +12 V Minimum available power 1 W at +5 V (standby) Physical Height 22.
Environmental Storage 5% to 95% (noncondensing) with 33°C (91°F) maximum dew point Maximum vibration Operating 0.21 G at 5–500 Hz for 15 min Storage 1.
