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LG M2250D-PZM Service Manual page 13

Lcd monitor tv

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4.4 EDID
4.4.1 EDID download
1) Press "Power only" key of service remote control.
2) Press the ADJ KEY on R/C and enter EZ ADJUST
3) Select "8.EDID D/L" by using E/D(CH +/-) and press ENTER.
4) Select "Start" and press navigation key(
5) EDID download is executed automatically.
6) Press EXIT key on R/C.4.4.1 RGB EDID Data
4.4.2 RGB EDID Data
- Product ID : 22511
4.4.3 HDMI EDID Data
- Product ID : 22513
* Edid data and Model option download (RS232)
NO.
Item
CMD 1 CMD 2 Data 0
Enter
Download
'Mode In'
download MODE
EDID data and
Download
Model option
-->Caution:
- Never connect HDMI & D-sub Cable when the user
downloading .
- Use the proper cables below for EDID Writing.
4.5 Function Check
4.5.1 Check display and sound
* Check Input and Signal items. (cf. work instructions)
1) TV
2) AV (SCART/CVBS)
3) COMPONENT (480i)
4) RGB
(PC : 1360 x 768 @ 60Hz - M1950D)
(PC : 1920 x 1080 @ 60Hz - M2250D/M2350D/M2550D)
5) HDMI
6) PC Audio In
* Display and Sound check is executed by Remote control.
Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
G
).
A
A
0
0
When transfer the 'Mode In'
Carry the command.
A
E
00
10 Automatically download
(The use of a internal pattern)
4.5.2. CI+ Key writing process.
1) Press "Power on" button of a service R/C.(Baud rate :
115200 bps)
2) Connect RS232-C Signal Cable.
3) Write CI+ Key through RS-232-C.
4) Check whether the key was downloaded or not at "In Start"
menu (Refer to below)
5. Total Assembly line process
5.1 Tool option & CI+ & ADC check
1) Press "Power on"key of service remote control.
2) Connect RS232 Signal Cable to RS-232 Jack.
3) Check the 'Tool Option' (Refer to the BOM Comments or
Adjustment spec)
4) Check the 'CI+' is OK.
5) Check the 'ADC' is ok
- 13 -
LGE Internal Use Only

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