RuggON Corporation PM-521 用户手册

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页码 55
46
 
Using BIOS Setup Utility
 
10.  Tap Use a device to select a boot up preference.
 
 
 
12.  In the command screen, enter fs1: to select the USB device already connected to the 
device. The command directs you to the USB device’s root menu.
 
 
 
Figure 66.  Internal Shell Command Screen
 
 
13.  If the BIOS file is in a folder and not in the root directory, navigate to the target folder.
 
 
14.  Type wf (.nsh) and tap Enter. wf is the designated BIOS file.
 
Do not turn off your device or interfere with the reflash process until the process is complete.
 
 
15.  Reboot the PM-521. 
The BIOS is now updated.
 
Updating EC
 
 
 
Connect the PM-521 to the AC adapter to prevent a sudden loss of power.
 
 
 
1.  Updating EC requires the use of the Internal Shell Command menu, refer to steps 1 to 12 of
 
“Updating BIOS”.
 
 
2.  Enter the EC source file folder.
 
 
3.  In the source folder, enter f.
 
 
4.  Do not turn off your device or interfere with the reflash process until the process is complete.
 
 
The system reboots once the process is completed.