Dell R7910 Owner's Manual Page 89
- Page / 142
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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CAUTION: To prevent damage to the control panel flex cable, do not to bend the control panel
flex cable after it is inserted into the connector.
1. Use the hooks on the chassis as guides to align the hard-drive backplane.
2. Slide down the hard-drive backplane until the release tabs snap into place.
3. Connect the HHD/SSD data, signal, and power cable to the backplane.
1. Replace the cooling-fan assembly.
2. Replace the cooling shroud.
3. Install the hard drives in their original locations.
4. Follow the procedure listed in After working inside your system .
Control panel assembly
Removing the control panel
1. Ensure that you read the Safety instructions.
2. Follow the procedure listed in Before working inside your system.
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.
1. Slide the control panel from the chassis.
CAUTION: Do not use excessive force when removing the control panel as it can damage the
connectors.
2. From inside the system, push the control panel out of the chassis.
3. Remove all the cables connecting the control panel to the chassis.
1. control panel
89
- Dell Precision Rack 7910 1
- Owner's Manual 1
- Notes, Cautions, and Warnings 2
- Contents 3
- Working on Your Computer 8
- LCD panel features 9
- Setup menu 10
- View menu 10
- Documentation matrix 11
- Hard-drive indicator codes 12
- Safety instructions 14
- Recommended tools 14
- System Overview 15
- Front bezel (optional) 18
- Removing the system cover 19
- Installing the system cover 20
- Inside the system 21
- Cooling shroud 22
- Removing the cooling shroud 23
- Installing the cooling shroud 23
- System memory 24
- Sample memory configurations 26
- Removing memory modules 29
- Installing memory modules 31
- Hard drives 33
- Removing Hard Drive 34
- Installing Hard Drive 35
- Optical drive (optional) 38
- Installing the optical drive 39
- Cooling fans 40
- Removing a cooling fan 40
- Installing a cooling fan 41
- PCIe card holder 45
- Cable retention bracket 48
- Removing the riser 1 blank 55
- Installing the riser 1 blank 56
- 3. expansion-card slot 3 58
- 5. riser guide-front 59
- Installing a GPU card 63
- Removing a GPU card 64
- SD vFlash media card 65
- Internal dual SD module 66
- Network daughter card 72
- Processors 74
- Removing a processor 75
- Figure 36. Processor shield 77
- Installing a processor 79
- Power supply units 81
- Hot Spare feature 81
- System battery 85
- Hard-drive backplane 86
- Control panel assembly 89
- System board 91
- Installing the system board 94
- Updating the BIOS version 96
- Troubleshooting your system 97
- Troubleshooting a NIC 99
- Troubleshooting a wet system 99
- Power source problems 101
- Power supply unit problems 101
- Troubleshooting cooling fans 102
- Troubleshooting system memory 103
- Troubleshooting an SD card 104
- Troubleshooting a hard drive 105
- Troubleshooting processors 107
- Error Messages 107
- System messages 108
- Using system diagnostics 110
- System diagnostic controls 111
- Jumpers and connectors 112
- System board connectors 113
- Specifications 116
- Table 8. Video 117
- Table 9. Network 117
- Table 10. Expansion Bus 117
- Table 11. Card Slots 117
- Table 12. Drives 118
- Table 13. External Connectors 118
- Table 14. Internal Connectors 118
- Table 15. Controls and Lights 119
- Table 16. Power 120
- Table 17. Physical 120
- Table 18. Environmental 121
- System Setup 122
- Dell Diagnostics 123
- About System Setup 123
- System BIOS screen 124
- SATA Settings screen details 128
- Boot Settings screen details 130
- Menu Item Description 138
- Memory RMT — Disabled 138
- NIC indicator codes 139
- Power indicator codes 140
- Contacting Dell 142
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