PDP TV Service Manual
Hisense confidential
20
Software updating
PDH4239EU software updating
You can update our television
’
s software through a special RS232 cable (shown as below).
This RS232 cable includes a 9 PIN D-SUB FEMALE
（
left of above figure
）
, a 3.5mm Stereo
Earphone plug and 3 wires(right of above figure). Built the cable as shown.
update software Steps:
1. Be sure to power on the TV set.
2. Be sure to turn the TV set to "standby" status. (Use the Power button on the remote)
3. Be sure to plug a cable on one of your PC's serial ports.(For example Serial Port 1)
4. Be sure to plug the other end of the cable on the appropriate position on the TV set (RS232
port).
5.copy the update folder to your pc.
6. Find the folder and open the appropriate application software (FlashUpgrader.exe).
7. Follow the settings of the application software (FlashUpgrader). (See upgradedemo.bmp)
Your Computer
