File name P09~12.PDFDDC Instructions 109P2 GS3 CM25 9
9 Go to cover page
There are two chips (IC) to store the serial number of monitor Additional information :
as below. Additional information about DDC (Display Data Channel)
may be obtained from Video Electronics Standards
DDC IC (with EDID data)
Association (VESA).
OSD IC (EEPROM)
Extended Display Identification (EDID) information may be
To write the serial number of monitor to DDC IC and OSD IC also be obtained from VESA.
simultaneously.
Please follow the indications as below. Pin assignment
- Access the factory mode of monitor. The 15-pin D-sub connector (male) of the signal cable (3 rows)
- Execute DDCV2A F0.EXE for DDC feature :
- Follow DDC instructions to write serial number to DDC IC and OSD
IC. 1
6
5
10
- Turn off monitor (leave factory mode). 11 15
- Press OSD button, select MONITOR STATUS, verify the updated
serial number of monitor.
Pin No. Assignment Pin No. Assignment
1 Red video input 9 No pin
To access factory mode: 2 Green video input 10 Logic ground
3 Blue video input 11 Connected to pin 10
- Turn off monitor (don't turn off PC)
- Hold " " and " " simultaneously on the front control panel, 4 Connected to pin 10 12 Serial data line
then press " ", wait till the OSD menu with characters " (SDA)
factory mode (below OSD menu)" come on the screen of monitor
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