- Notes, Cautions, and Warnings
- About Your System
- Front-Panel Features And Indicators—Tower Mode
- Front-Panel Features And Indicators—Rack Mode
- LCD Panel Features
- Diagnostic Indicators
- Hard-Drive Indicator Patterns
- Back-Panel Features And Indicators
- NIC Indicator Codes
- Power Indicator Codes For Redundant Power Supply
- Power Indicator Codes For Non-Redundant Power Supply
- Other Information You May Need
- Using The System Setup And Boot Manager
- Installing System
Components
- Recommended Tools
- Front Bezel (Optional)
- System Feet—Tower Mode
- Wheel Assembly (Optional)—Tower Mode
- Opening And Closing The System
- Inside The System
- Optical Drives And Tape Drives (Optional)
- Cooling Shroud
- Hard Drives—Hot-Swappable
- Removing a Hot-Swap Hard Drive
- Installing A Hot-Swap Hard Drive
- Removing A 2.5 Inch Hard-Drive Blank
- Installing A 2.5 Inch Hard-Drive Blank
- Removing A 3.5 Inch Hard-Drive Blank
- Installing A 3.5 Inch Hard-Drive Blank
- Removing A 2.5 Inch Hard Drive From A 3.5 Inch Hard-Drive Adapter
- Installing A 2.5 Inch Hard Drive Into A 3.5 Inch Hard-Drive Adapter
- Removing A Hard Drive Or A Hard-Drive Adapter From A Hard-Drive Carrier
- Installing A Hard Drive Or A Hard-Drive Adapter Into A Hard-Drive Carrier
- Hard Drives—Cabled
- Hard-Drive Backplane
- Four-Slot Hard-Drive Blank
- System Memory
- Cooling Fans
- Internal USB Memory Key (Optional)
- PCIe Card Holder (Optional)
- Expansion Cards
- iDRAC Ports Card
- Internal Dual SD Module
- Internal SD Card
- Processors
- Redundant AC Power Supply
- Non-Redundant AC Power Supply
- Power Distribution Board And Power Interposer Board
- System Battery
- Control-Panel
Assembly
- Removing The Control-Panel Assembly
- Installing The Control-Panel Assembly
- Removing The Control Panel
- Installing The Control Panel
- Removing The Control-Panel Board For Systems With LCD Modules
- Installing The Control-Panel Board For Systems With LCD Modules
- Removing The Control-Panel Board For Systems With Diagnostic Indicators
- Installing The Control-Panel Board For Systems With Diagnostic Indicators
- Removing The LCD Module
- Installing The LCD Module
- Removing The VGA Module—Rack Mode
- Installing The VGA Module—Rack Mode
- System Board
- Converting The System From Tower Mode To Rack Mode
- Troubleshooting
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 A Non-Redundant Power Supply
- Troubleshooting Redundant Power Supplies
- Troubleshooting Cooling Problems
- Troubleshooting Cooling Fans
- Troubleshooting System Memory
- Troubleshooting An Internal USB Key
- Troubleshooting An SD Card
- Troubleshooting An Optical Or Tape Drive
- Troubleshooting A Hard Drive
- Troubleshooting Expansion Cards
- Troubleshooting Processor
- Using System Diagnostics
- Jumpers And Connectors
- Technical Specifications
- System Messages
- Getting Help
Dell PowerEdge T320 Systems Owner's Manual
Troubleshooting Cooling Fans
- CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
- Open the system.
- Reseat the fan or the fan's power cable.
- If the fan functions properly, close the system.
If the problem persists, see Getting Help.
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