LG 23MA73D-PUP - Page 17

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Only for training and service purposes
5. No Video - RGB
Wave form of R4025(Vsync)
Wave form of R4024(Hsync)
Wave form of R230/C206
Wave form of R228/C204
Wave form of R232/C208
Check input signal format
Is it supported?
Check Hsync, Vsync
R266, R267
Replace R266, R267
Check signal RGB
R228,R230,R232
C204,C206,C208
N
Check JK400
Replace JK400 or
Check Device
Y
N
Y
Replace R228,R230,R232
C204,C206,C208
N
IC101 has problem
Y
Check RGB Cable
Y
Y