Philips 231P4UPEB/00, Service Manual

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51 Meridian 4
12. DDC Instruction
General
DDC Data Re-programming
In case the main EEPROM with Software DDC which store all factory settings were replaced because a defect
repaired monitor’ the serial numbers have to be re-programmed.
It is advised to re- soldered the main EEPROM with Software DDC from the old board onto the new board if circuit
board have been replaced, in this case the DDC data does not need to be re-programmed.
Additional information about DDC (Display Data Channel) may be obtained from Video Electronics Standards
Association (VESA). Extended Display Identification Data (EDID) information may be also obtained from VESA.
1. An i486 (or above) personal computer or compatible.
2. Microsoft operation system Windows 95/98/2000/XP.
3. “PORT95NT.exe, TPVDDC6.0.exe” program.
4. EDID Board (715GT034-B) x1,
5. Printer cablex1, VGA cable x 1, DVI-D cable x 1, 12V DC power source
6. EDID data
12.1. Install the “PORT95NT.EXE”, and restart the computer.
The process of installing “PORT95NT” has been specified in, so it will not be specified again. If you have any
problem, please read it.
12.2 Connect the EDID Board as follow:
Note: when update, should make sure the LCD AC on, DC on.
Note:
If the VGA can not write successfully, please try to cut off the 5th and 9th pin of the VGA connector.
If the DVI can not write successfully, please try to cut off the 14th pin of the DVI connector.
.
Connect to the PC LPT
DC 12V Input
Connect this port to the
Philips model HDMI2 port
for 231B4LPYCS
Connect this port to the
Philips model VGA port
for 239C4QSB