Read LG 32LC50DC / 32LC5DC (CHASSIS:LA64A) Service Manual online
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Does minute discharge
At Module?
Is the LVDC cable
normal?
Is the IC1111
output normal?
Check the LCD Module.
Yes
No
YES
Yes
Reconnect the LVDS
cable in P600.
No
Is the IC506(FLI8662)
Output normal?
Replace the main
board.
No
Yes
Is the LED change when
Push remote control?
Replace the IR board.
No
NO
Replace the Power
board.
Is output the normality
Low/High voltage except
Stand-by 5V?
NO
2. No Raster
(1) Symptom
1) No OSD and image occur at screen.
2) It maintains the condition where the front LED is green.
2) It maintains the condition where the front LED is green.
(2) Procedure check
3. In case of occurring strange screen into specific mode
(1) Symptom
The screen does not become the display from specific input mode.
(RF, AV, Component, RGB, DVI).
(2) Check following
- Check the all input mode should become normality display.
- Check the Video(Main)/Data(Sub), Video(Main)/Video(Sub) should become normality display from the PIP mode or DW mode.
- Check the Video(Main)/Data(Sub), Video(Main)/Video(Sub) should become normality display from the PIP mode or DW mode.
(Re-Check it Swap)
(3) In case of becomes unusual display from RF mode
Is the Tuner normal?
Is the FIL8662
normal?
Check the tuner cable.
- Isn’t cable has broken?
- Is the cable connected well from
- Isn’t cable has broken?
- Is the cable connected well from
MPI card to tuner?
Cable inserts well.
Yes
No
No
Replace the Tuner
No
Is the Input voltage, IIC Communication
and CVBS output normal?
and CVBS output normal?
Yes
Is the Input voltage, IIC Communication
and HV sync normal?
and HV sync normal?
No
Replace the IC or Main Board.
No
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