User Guide
Table Of Contents
- Dell PowerEdge R720 and R720xd Owner's Manual
- About Your System
- Using The System Setup and Boot Manager
- Installing System Components
- Recommended Tools
- Front Bezel (Optional)
- Opening And Closing The System
- Inside The System
- Cooling Shroud
- System memory
- Hard Drives
- Removing A 2.5 Inch Hard-Drive Blank
- Installing A 2.5 Inch Hard-Drive Blank
- Removing A 2.5 Inch Hard-Drive Blank (Back)
- Installing A 2.5 Inch Hard-Drive Blank (Back)
- Removing A 3.5 Inch Hard-Drive Blank
- Installing A 3.5 Inch Hard-Drive Blank
- Removing A Hot-Swap Hard Drive
- Installing A Hot-Swap Hard Drive
- Removing A Hard Drive From A Hard-Drive Carrier
- Installing A Hard Drive Into A Hard-Drive Carrier
- Optical Drive (Optional)
- Cooling Fans
- Internal USB Memory Key (Optional)
- PCIe Card Holder
- Top Cover Lock Latch
- Cable Retention Bracket
- Expansion Cards And Expansion-Card Risers
- Expansion Card Installation Guidelines
- Removing An Expansion Card From The Expansion-Card Riser 2 Or 3
- Installing An Expansion Card Into The Expansion-Card Riser 2 Or 3
- Removing An Expansion Card From The Expansion-Card Riser 1
- Installing An Expansion Card Into The Expansion-Card Riser 1
- Removing Expansion-Card Risers
- Installing Expansion-Card Risers
- GPU Card Installation Guidelines
- Installing A GPU Card
- Removing A GPU Card
- SD vFlash Card
- Internal Dual SD Module
- Internal SD Card
- Integrated Storage Controller Card
- Network Daughter Card
- Processors
- Power Supplies
- System Battery
- Hard-Drive Backplane
- Control Panel 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 Supplies
- Troubleshooting Cooling Problems
- Troubleshooting Cooling Fans
- Troubleshooting System Memory
- Troubleshooting An Internal USB Key
- Troubleshooting An SD Card
- Troubleshooting An Optical Drive
- Troubleshooting A Tape Backup Unit
- Troubleshooting A Hard Drive
- Troubleshooting A Storage Controller
- Troubleshooting Expansion Cards
- Troubleshooting Processors
- Using System Diagnostics
- Jumpers And Connectors
- Technical Specifications
- System Messages
- Getting Help
Error Code Message Information
Action Re-configure system to the minimum supported configuration. If
issues persists, contact support.
TMP0118
Message The system inlet temperature is less than the lower warning
threshold.
LCD Message System inlet temperature is outside of range.
Details Ambient air temperature is too cool.
Action Check the system operating environment.
TMP0119
Message The system inlet temperature is less than the lower critical threshold.
LCD Message System inlet temperature is outside of range.
Details Ambient air temperature is too cool.
Action Check the system operating environment.
TMP0120
Message The system inlet temperature is greater than the upper warning
threshold.
LCD Message System inlet temperature is outside of range.
Details Ambient air temperature is too warm or one or more fans may have
failed.
Action Check the system operating environment and review event log for fan
failures.
TMP0121
Message The system inlet temperature is greater than the upper critical
threshold.
LCD Message System inlet <
name
> temperature is outside of range. Check Fans.
Details Ambient air temperature is too warm or one or more fans may have
failed.
Action Check the system operating environment and review event log for fan
failures.
VLT0204
Message The system board <
name
> voltage is outside of the allowable range.
LCD Message System board voltage is outside of range.
Details System hardware detected an over voltage or under voltage
condition.
If multiple voltage exceptions occur consecutively the system may
power down in fail-safe mode.
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