LG LRSC26980TT Service Manual - Page 110

Troubleshooting - how to remove tv

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TV-RADIO 5. TROUBLESHOOTING 5-1. General No. Poor Symptoms 1 No Picture 1) No P1, P51, P52, P53, P54 connector 2) Poor TV Main PCB 2 Poor Picture 1) Poor LCD Lamp 2) LCD Connector Adjustment 1) Check P1 connector and switched on 2) Change the TV Main PCB 1) Change the LCD 2) Check connector and switched on 5-2. TV No. 1 Poor No Sound Symptoms 1) No P601, P602 connector 2) Poor speaker 3) Poor TV Main PCB 2 Poor Radiant heat 1) Fan turning abrades wire and tape. Fan 2) Poor Fan 3 No TV broadcast 1) No TV connection (Hinge Cover, Back TV) 4 Button does not 1) No P101 connector work 2) Poor switch 5 Remote Control 1) No P101 connector does not work 2) Poor Remote Control sensor 3) Poor Remote Control Adjustment 1) Check connector and switched on 2) Change the speaker 3) Change the TV Main PCB 1) Detach Fan and remove the interference. 2) Change the Fan 1) Check connection and switch on 1) Check connector and switch on 2) Change the Button PCB 1) Check connector and switched on 2) Change the Button PCB 3) Change the Remote Control 5-3. FM Radio No. Poor Symptoms 1 No Sound 1) Poor FM Radio Tuner 2 Poor Display LCD 1) Poor Text Display 2) No Backlight Adjustment 1) Charge FM Radio Tuner. 1, 2) Charge FM Radio LCD ASSEMBLY & Check Connector - 110 -

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5. TROUBLESHOOTING
5-1. General
5-2. TV
5-3. FM Radio
TV-RADIO
- 110 -
No.
Poor
Symptoms
Adjustment
1
2
No Picture
Poor Picture
1) No P1, P51, P52, P53, P54 connector
2) Poor TV Main PCB
1) Poor LCD Lamp
2) LCD Connector
1) Check P1 connector and switched on
2) Change the TV Main PCB
1) Change the LCD
2) Check connector and switched on
No.
Poor
Symptoms
Adjustment
1
2
No Sound
Poor Display LCD
1) Poor FM Radio Tuner
1) Poor Text Display
2) No Backlight
1) Charge FM Radio Tuner.
1, 2)
Charge FM Radio LCD ASSEMBLY
& Check Connector
No.
Poor
Symptoms
Adjustment
1
2
3
4
5
No Sound
Poor Radiant heat
Fan
No TV broadcast
Button does not
work
Remote Control
does not work
1) No P601, P602 connector
2) Poor speaker
3) Poor TV Main PCB
1) Fan turning abrades wire and tape.
2) Poor Fan
1) No TV connection
(Hinge Cover, Back TV)
1) No P101 connector
2) Poor switch
1) No P101 connector
2) Poor Remote Control sensor
3) Poor Remote Control
1) Check connector and switched on
2) Change the speaker
3) Change the TV Main PCB
1) Detach Fan and remove the
interference.
2) Change the Fan
1) Check connection and switch on
1) Check connector and switch on
2) Change the Button PCB
1) Check connector and switched on
2) Change the Button PCB
3) Change the Remote Control