
VTEK VP421A01 VP421B SERVICE MODE - FIRMWARE UPGRADE METHOD - PLASMA DISPLAY
TO ENTER SERVICE MODE- Press [Brightness > Freeze > Menu] [OR]
- Press [Menu > select (UP)] keys in sequence by the remote control.
- Use 'Enter' key to return to original factory setting values.
FIRMWARE UPGRADE PROCESS
- Connect the RS-232 cable to the D-sub 9 pin (COM Port) of the set PC module and computer's common-1 port.
- Execute the program of flash upgrade [VTEK]
- Choose 'Yes' to next screen.
- Choose 'Yes' again to the next screen.
- Choose "VTEK.inf" and choose "Flash"
- Do not press 'Cancel'. At this time should shut down the 'Power' of the PDP Set, (Main Switch), and power ON again. The program will download the firmware automatically.
- After the file is uploaded, panel will automatically reboot itself. When blue-screen appears, the process is all finished.