ViewSonic VTMS2431 Service Manual page 50

4. Press "read" and choose the right F/W .
5. Press "Auto", than press "Run". It will start ISP . When the ISP is ok ,you will see the
information as the bellow picture.
6. Pull away the AC power Cord and the D-SUB Cable. And start another TV set.
When we start another TV set with AC ON, we only need to press the "RUN"
5.4.4 USB firmware upgrade
ViewSonic Corporation
pc.6
pc.7
1. Put the new version firmware file (a file name with ".img" sub
filename) into the flash memory
2. Select the file from the "File" function of the USB menu and press
enter
3. Follow the OSD operation instruction to the end.
The USB function will be re-load if the upgrade is successful.
4.
While upgrading be sure to keep the TV power on and avoid any
unnecessary remote operation also be sure to to keep TV away
from other remote contral operation for these may cause the USB
function shut down and never work again.
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Confidential - Do Not Copy VTMS2431