ViewSonic N3252w-1M Service Manual page 48

4. Firmware Upgrade Procedure
When you receive the returned LCD TV, please check whether the firmware version is the
latest. If not, please do the following procedures to upgrade it to the latest version.
4.1 Equipment Needed
- N3252W LCD TV
- Fixture for Firmware Upgrade
- VGA Cable
- PC (Personal Computer)
- Firmware Upgrade Program
- One additional LCD TV for checking the program execution
N3252W
4.2 Installing the USB device driver. The USB driver will be upgraded if necessary.
4.3 Insert the USB to RS232 Download Board to PC's USB port. Then you can found the
USB Device detected and follow Windows comments to finish the Driver install.
4.4 Execute the Mtktool to start download the file. The Mtktool program will be upgraded if
necessary.
4.5 The Mtktool Operat
4.5.1 Select Platform : MT8105 , MT1389 or MT8205
ViewSonic Corporation
ISP FIXTURE
"PL-2303 Driver
Installer.exe"
"MtkTool Auto
BaudRate.exe"
45
Confidential - Do Not Copy
PC
N3252w-1M