Troubleshooting An Sd Card - Dell E28S Series Owner's Manual

Troubleshooting your system
Procedure
1. Enter System Setup and ensure that the USB key port is enabled on the Integrated
2. Turn off the system and attached peripherals, and disconnect the system from the electrical
3. Remove the system cover.
4. Locate the USB key and reseat it.
5. Install the system cover.
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 known working USB key.
9. Install the system cover.
After you finish
If the problem persists, see the Getting help section.

Troubleshooting an SD card

Before you begin
Procedure
1. Enter 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
3. Remove the system cover.
4. Replace the failed SD card with a new SD card.
5. Install the system cover.
6. Reconnect the system to its electrical outlet and turn on the system, including any attached
7. Enter System Setup, and ensure that the Internal SD Card Port and Internal SD Card
8. Check if the SD card is functioning properly.
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Devices screen.
outlet.
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 are shipped with your product.
Note: Certain SD cards have a physical write-protect switch on the card. If the write-protect
switch is turned on, the SD card is not writable.
the electrical outlet.
Note: When an SD card failure occurs, the internal dual SD module controller notifies
the system. On the next restart, the system displayed a message indicating the failure.
If redundancy is enabled at the time of SD card failure, a critical alert will be logged and
chassis health will degrade.
peripherals.
Redundancy modes are set to the needed modes.
Verify that the correct SD slot is set as Primary SD Card.