Dell R220 Owner's Manual Page 73
- Page / 98
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Troubleshooting An Internal USB Key
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. Enter the System Setup and ensure that the USB key port is enabled on the Integrated Devices
screen.
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Open the system.
4. Locate the USB key and reseat it.
5. Close the system.
6. Turn on the system and attached peripherals and check if the USB key is functioning.
7. If the problem is not resolved, repeat step 2 and step 3.
8. Insert a different USB key that you know works properly.
9. Close the system.
If the problem is not resolved, see Getting Help.
Troubleshooting An SD Card
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.
NOTE: Certain SD cards have a physical write-protect switch on the card. If the write-protect switch
is turned on then the SD card is not writeable.
1. Enter the System Setup and ensure that the Internal SD Card Port is enabled.
2. Turn off the system, including any attached peripherals, and disconnect the system from the
electrical outlet.
3. Open the system.
CAUTION: If the Internal SD Card Redundancy option is set to Mirror Mode in the Integrated
Devices screen of the System Setup, you must follow the instructions in step 4 through step 7
to avoid loss of data.
NOTE: When an SD card failure occurs, the internal dual SD module controller notifies the
system. On the next reboot, the system displays a message indicating the failure.
4. If the Internal SD Card Redundancy option is set to Disabled, replace the failed SD card with a new
SD card.
5. If SD card 1 has failed, remove the card from SD card slot 1. If SD card 2 has failed, install a new SD
card in SD card slot 2 and proceed to step 7.
6. Remove the card present in SD card slot 2 and insert it into SD card slot 1.
7. Insert the new SD card into SD card slot 2.
8. Close the system.
73
- Dell PowerEdge R220 1
- Owner's Manual 1
- Notes, Cautions, and Warnings 2
- Contents 3
- About Your System 7
- NIC Indicator Codes 10
- Related Documentation 10
- Quick Resource Locator 11
- Choosing The System Boot Mode 14
- Entering System Setup 14
- System Setup Options 15
- Memory Settings Screen 16
- System Information Screen 16
- Processor Settings Screen 17
- SATA Settings Screen 17
- Boot Settings Screen 18
- Integrated Devices Screen 18
- Serial Communications Screen 19
- System Security Screen 20
- Miscellaneous Settings 21
- Boot Manager Screen 25
- UEFI Boot Menu 25
- Embedded System Management 26
- Installing System Components 27
- Opening The System 28
- Inside The System 29
- Chassis Intrusion Switch 30
- Optical Drive (Optional) 31
- Installing The Optical Drive 32
- Hard Drives 33
- LED Module 40
- Control-Panel Board 41
- Cooling Fans 43
- Installing A Cooling Fan 44
- Cooling Shroud 45
- System Memory 46
- Sample Memory Configurations 47
- Removing Memory Modules 48
- Installing Memory Modules 49
- Removing An Expansion Card 52
- Installing An Expansion Card 53
- System Battery 57
- Processor 58
- Installing The Processor 60
- Power Supply Unit 61
- System Board 63
- Installing The System Board 64
- Troubleshooting Your System 67
- Troubleshooting A NIC 68
- Troubleshooting A Wet System 69
- Troubleshooting Cooling Fans 71
- Troubleshooting System Memory 72
- Troubleshooting An SD Card 73
- Troubleshooting A Hard Drive 74
- Troubleshooting The Processor 75
- 5. Close the system 76
- Using System Diagnostics 77
- Jumpers And Connectors 79
- System Board Connectors 80
- Technical Specifications 83
- System Messages 87
- Warning Messages 96
- Diagnostic Messages 96
- Alert Messages 96
- Getting Help 97
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