Dell Precision 3650 Tower, Руководство по обслуживанию

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Flashing BIOS (USB key)
Steps
1. Follow the procedure from step 1 to step 7 in " Flashing the BIOS " to download the latest BIOS setup program file.
2. Create a bootable USB drive. For more information see the knowledge base article SLN143196 at www.dell.com/support .
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press
F12 when the Dell logo is displayed on the screen.
6. Boot to the USB drive from the One Time Boot Menu .
7. Type the BIOS setup program filename and press Enter .
8. The BIOS Update Utility appears. Follow the instructions on the screen to complete the BIOS update.
WiFi power cycle
About this task
If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be
performed. The following procedure provides the instructions on how to conduct a WiFi power cycle:
NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device.
Steps
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 wireless router.
6. Turn on the modem.
7. Turn on your computer.
Troubleshooting 69