LG 32LH200H (CHASSIS:LD91Y) Service Manual ▷ View online
Check IR B’D P1 Wafer
& Connector
Check MAIN B’D P1305
Wafer & Connector
YES
NO
Replace it
YES
Replace IR B’D
Making
Revision
2009. 2 . 1
LCD TV
Symptom
Remote Control Problem
26~42LH200H
Check IR B’D P1 Wafer
& Connector
Check MAIN B’D P1305
Wafer & Connector
YES
NO
Replace MAIN B’D IC100
IR B’D IC1 Pin #3
Voltage 4V ↑ ?
NO
NO
Replace it
YES
Replace IR B’D IC1
NO
Replace MAIN B’D IC100
Making
Revision
2009. 2 . 1
LCD TV
Symptom
Remote Control Problem
22LH200H
Making
Revision
2009. 2 . 1
LCD TV
Symptom
Clock display Problem
Check the clock cable
Check the “Clock Display” item
on SVC Menu
YES
NO
Replace it
Check the “Time” item
on user Menu
YES
NO
Replace the “Clock display” item
from No to Yes .
NO
Check the current time establishment
on “Time” item of user menu.
Re-solder or replace the defect part.
Replace the front clock assy
Check I2C line & output
of IC1400,1404
Check the front clock assy
Replace MAIN B’D IC 100
NO
NO
YES
YES
YES
- Direct user setting
22~42LH200H
Making
Revision
2009. 2 . 1
LCD TV
Symptom
Clock display Problem
Check the clock cable
Check the “Clock Display” item
on SVC Menu
YES
NO
Replace it
NO
- Replace the “Clock display” item
from No to Yes .
- Select “ Clock Source”
& “Programme”
Re-solder or replace the defect part.
Replace the front clock assy
Check I2C line & output
of IC901 ,902
Check the front clock assy
Replace MAIN B’D IC 100
NO
NO
YES
YES
YES
- Setting that use TTX information & DTV clock information
22~42LH200H
Click on the first or last page to see other 32LH200H (CHASSIS:LD91Y) service manuals if exist.