Portwell COM Express PCOM-B645VGL, User Manual

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COM Express
™
PCOM‐B645VGL R0 User Manual
Copyright © PORTWELL 2020 PCOM-B645VGL 75
7. BIOS Update
How to update the BIOS file of PCOM‐B645?
Step1. Please visit web site of Portwell download center as below hyperlink
https://www.portwell.com.tw/support‐center/download‐center/
Step2. Select “ Search download ” and type the keyword “PCOM‐B645”.
Step3. Find the “BIOS “
page and download the ROM file and flash utility.
Step4. Unzip file to bootable USB flash drive which can boot to SHELL mode. Then execute the “update.efi ”. It will start to update Step BIOS.
NOTE: Once you use “update.efi” to update BIOS, it must be get into the SHELL MODE to update BIOS
Step5. When you see the “FPT Operation Passed” message, which means the BIOS update processes finished. Please cut the AC power off and
wait for 10seconds before powering on.
Step6. When you see the “ Programming success ” message, which means the BIOS update processes finished. Please cut the AC power off and
wait for 10 seconds before powering on
.
Please refer to the following steps in detail.
Step 1. Prepare a USB DOK.
Step 2. Unzip update file to the USB DOK.