Server Hardware Owner's Manual
Table Of Contents
- About Your System
- Accessing System Features During Startup
- Front-Panel Features and Indicators
- LCD Panel Features (Optional)
- Hard-Drive Status Indicators
- Back-Panel Features and Indicators
- Guidelines for Connecting External Devices
- NIC Indicator Codes
- Power Indicator Codes
- Diagnostic Lights (Optional)
- LCD Status Messages (Optional)
- System Messages
- Warning Messages
- Diagnostics Messages
- Alert Messages
- Using the System Setup Program and UEFI Boot Manager
- Installing System Components
- Recommended Tools
- Inside the System
- Front Bezel (Optional)
- Opening and Closing the System
- Optical Drive (Optional)
- Hard Drives
- Removing a Drive Blank
- Installing a Drive Blank
- Removing a Hard-Drive Carrier
- Installing a Hard-Drive Carrier
- Removing a Hard Drive From a Hard-Drive Carrier
- Installing a Hard Drive Into a Hard-Drive Carrier
- Removing a Cabled Hard Drive
- Installing a Cabled Hard Drive
- Removing a Hard Drive From a Hard-Drive Bracket
- Installing a Hard Drive Into a Hard-Drive Bracket
- Expansion Card
- Expansion-Card Riser
- Internal USB Memory Key
- Cooling Shroud
- Integrated Storage Controller Card
- System Memory
- Cooling Fans
- iDRAC6 Express Card (Optional)
- iDRAC6 Enterprise Card (Optional)
- VFlash Media (Optional)
- Processor
- Power Supplies
- System Battery
- Control Panel Assembly
- SAS Backplane
- Power Distribution Board
- System Board
- Troubleshooting Your System
- Safety First-For You and Your System
- Troubleshooting System Startup Failure
- Troubleshooting External Connections
- Troubleshooting the Video Subsystem
- Troubleshooting a USB Device
- Troubleshooting a Serial I/O Device
- Troubleshooting a NIC
- Troubleshooting a Wet System
- Troubleshooting a Damaged System
- Troubleshooting the System Battery
- Troubleshooting Power Supply
- Troubleshooting System Cooling Problems
- Troubleshooting a Fan
- Troubleshooting System Memory
- Troubleshooting an Internal USB Key
- Troubleshooting an Optical Drive
- Troubleshooting a Tape Backup Unit
- Troubleshooting a Hard Drive
- Troubleshooting an Expansion Card
- Troubleshooting the Processor
- Running the System Diagnostics
- Jumpers and Connectors
- Getting Help
- Index

126 Installing System Components
2
Disconnect the power cable from the power supply and remove the Velcro
straps that bundle and secure the system cables.
NOTE: You may have to unlatch and lift the optional cable management arm if
it interferes with power-supply removal. For information about the cable
management arm, see the system’s rack documentation.
3
Press the release latch and pull the power supply straight out to release it
from the power distribution board and clear the chassis.
Figure 3-21. Removing and Installing a Redundant Power Supply
1 power supply 2 release latch
3 power supply handle
1
2
3
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