Read LG 50PG1000-ZA (CHASSIS:PD83A) Service Manual online
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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 normal theTDMS (IC902)?
1. Check the Short or Open in IC902.
1. Check the Short or Open in IC902.
Yes
Yes
Same as Block A
No
Is normal the Input voltage, IIC Communication?
1.Check the 5V_ST, 3.3V(D905, R925, R926)
And IIC(SDA/SCL : R919/R918).
1.Check the 5V_ST, 3.3V(D905, R925, R926)
And IIC(SDA/SCL : R919/R918).
Replace the IC.
No
Is R,G,B input and H,V Sync of the JK701, 703 normal?
1. Check the RGB signal/H(V)SYNC in the RGB Cable
1. Check the RGB signal/H(V)SYNC in the RGB Cable
Yes
Check the input source (Equipment : ex> MASTAR/Desktop.
Same as Block A
No
Is Video input of the HDMI Jack(JK900, JK901, JK902)?
Check the input source (Equipment : ex> MASTAR/DVD player
No
Is Video input of A/V jack normal? (JK600)
1. Check the Video Pin(20:CVBS) of SCART Cable
1. Check the Video Pin(20:CVBS) of SCART Cable
Yes
Check the input source (Equipment : ex> MASTAR/DVD player .
Same as Block A
No
Is Video input of A/V jack normal? (JK601)
1. Check the Video Pin(20:CVBS) of SCART Cable
1. Check the Video Pin(20:CVBS) of SCART Cable
Yes
Check the input source (Equipment : ex> MASTAR/DVD player
Same as Block A
No
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