LG 50PG6500-ZA (CHASSIS:PD82A) Service Manual ▷ View online
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Does minute discharge
At Module?
Is the LVDC cable
normal?
Is the VAVS on?
Check the PDP Module
Yes
No
YES
Yes
Reconnect the LVDS
cable in P800
No
Is the IC700(FLI8548)
Output normal?
Replace the VSC.
No
NO
Replace the Power
board
Is output the normality
Low/High voltage except
stand-by 5V?
NO
4. 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) Check following
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5. In case of occurring strange screen into specific mode
5-1. In case the OSD does not displayed
(1) Symptom
1) LED is green.
2) The minute discharged continuously becomes Accomplished from module.
2) The minute discharged continuously becomes Accomplished from module.
(2) Check following
Is the LVDS cable
normal ?
Is the VSC Board
normal?
Is the LVDS cable
connected?
Re-insert the Cable inserts.
Yes
No
No
Yes
Does the FIL8548
IC(IC700) Operates ?
Replace FIL8548
IC(IC700)
No
Is the Ctrl Board of
Module normal?
Replace Ctrl B/D.
No
No
Yes
Replace hte VSC B/D
Replace the cable.
Yes
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5-2. In case of does’t display the screen into specific mode
(1) Symptom
1) The screen does not become the display from specific input mode
(RF, AV, Component, RGB, DVI).
(2) Check following
1) Check the all input mode should become normality display.
(3) In case of becomes unusual display from RF mode
(4) In the case of becomes unusual display from side S-video/AV mode
Is the Tuner normal?
Is the CXA2069Q normal?
Is the Tuner Cable connected?
Re-insert the Cable.
Yes
No
No
Yes
Is the FIL8548 normal?
Replace the Tuner.
No
Is the Input voltage, IIC Communication
and CVBS output normal?
Yes
Is the Input voltage, IIC
Communication normal?
No
Replace the IC.
No
Is normal the Input voltage, IIC
Communication?
No
Block A
Replace the IC.
No
Is the Video input of the AV
Jack(JK1203)normal?
Yes
Is the CXA2069Q normal?
Check the input source and Cable
No
Is the Input voltage, IIC
Communication normal?
No
Replace the IC.
No
Yes
Same as Block A
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(5) In the case of becomes unusual display from Component, RGB mode
(6) In the case of becomes unusual display from HDMI mode
(7) In the case of becomes unusual display from SCART1 mode
(8) In the case of becomes unusual display from SCART2 mode
Is theR,G,B input and H,V
Sync of the J1100 normal?
Check the input source
No
Is the HDMI(IC1000)
normal?
Yes
Same as Block A
Is the Input and Output signal,IIC
Communication normal?
No
Is the Video input od A/V
Jack(J1200) normal?
Yes
Same as Block A
Check the input source
No
Replace the IC.
No
Is the Video input od A/V
Jack(J1201) normal?
Yes
Same as Block A
Check the input source
No
Yes
Same as Block A
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