Running The Supportassist Pre-Boot System Performance Check; Diagnostics; Wi-Fi Power Cycle - Dell Alienware Area-51 R3 Threadripper Edition Service Manual

● View error messages that inform you of problems encountered during testing
CAUTION: Use the system diagnostics to test only your computer. Using this program with other computers may cause
invalid results or error messages.
NOTE: Some tests for specific devices require user interaction. Always ensure that you are present at the computer terminal
when the diagnostic tests are performed.
For more information, see

Running the SupportAssist Pre-Boot System Performance Check

1. Turn on your computer.
2. As the computer boots, press the F12 key as the Dell logo appears.
3. On the boot menu screen, select the Diagnostics option.
4. Click the arrow at the bottom left corner.
Diagnostics front page is displayed.
5. Click the arrow in the lower-right corner to go to the page listing.
The items detected are listed.
6. To run a diagnostic test on a specific device, press Esc and click Yes to stop the diagnostic test.
7. Select the device from the left pane and click Run Tests.
8. If there are any issues, error codes are displayed.
Note the error code and validation number and contact Dell.

Diagnostics

The following table shows different beep codes and what they indicate.
Table 9. Diagnostics
Beep code
1
2
3
4
5
6

Wi-Fi power cycle

If your computer is unable to access the internet due to Wi-Fi connectivity issues a Wi-Fi power cycle procedure may be performed.
The following procedure provides the instructions on how to conduct a Wi-Fi power cycle:
1. Turn off your computer.
2. Turn off the modem.
3. Turn off the wireless router.
4. Wait for 30 seconds.
5. Turn on the router.
6. Turn on the modem.
7. Turn on your computer.
Dell EPSA Diagnostic 3.0.
Problem description
Motherboard: BIOS ROM failure
No Memory/RAM detected
Chipset error
Memory or RAM failure
CMOS battery failure
Video card/chip failure
131