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.
9.
Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
10. Enter the System Setup and ensure that the Internal SD Card Port and Internal SD Card Redundancy mode is
enabled.
11. Check if the SD card is functioning properly.
If the problem persists, see
Getting Help
.
Troubleshooting An Optical Drive
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.
Try using a different CD or DVD.
2.
Enter the System Setup and ensure that the integrated SATA controller and the drive's SATA port are enabled.
3.
Run the appropriate diagnostic test.
4.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
5.
Open the system.
6.
Remove the front bezel.
7.
Ensure that the interface cable is securely connected to the optical drive and to the controller.
8.
Ensure that a power cable is properly connected to the drive.
9.
Close the system.
If the problem is not resolved, see
Getting Help
.
Troubleshooting A Tape Backup Unit
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.
Try using a different tape cartridge.
2.
Ensure that the device drivers for the tape backup unit are installed and are configured correctly. See your tape
drive documentation for more information about device drivers.
3.
Reinstall the tape-backup software as instructed in the tape-backup software documentation.
4.
Ensure that the tape drive’s interface cable is fully connected to the external port on the controller card.
5.
Check that the controller card is properly installed:
a) Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
b) Open the system.
c) Reseat the controller card in the expansion card slot.
d) Close the system.
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Summary of Contents for PowerEdge R820
Page 1: ...Dell PowerEdge R820 Owner s Manual Regulatory Model E21S Series Regulatory Type E21S001 ...
Page 8: ...8 ...
Page 32: ...32 ...
Page 42: ...Figure 15 Memory Socket Locations on the System Board 42 ...
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