Read LG 42PG3000-ZA (CHASSIS:PD83A) Service Manual online
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(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 the Video input of the
HDMI Jack normal?
Is the TDMS(IC902)
normal?
Yes
Yes
Same as Block A
Check the input source
No
No
Is the Video input od A/V
Jack(JK601) normal?
Yes
Same as Block A
Check the input source
No
Is the Video input od A/V
Jack(J600) normal?
Yes
Same as Block A
Check the input source
No
Is the Input and Output signal,IIC
Communication normal?
Replace the IC.
No
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