LG 23MA73D-PUP - Page 18

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LGE Internal Use Only
Copyright © LG Electronics. Inc. All right reserved.
Only for training and service purposes
6. No Video - HDMI
Check input signal format
Is it supported?
Y
Check JK500/JK501
for proper connection or damage
Replace connector
Y
N
Y
Check HDMI Cable for damage
or open connector
Check I2C Signal (JK500/JK501)
(#15, #16)
Re download EDID data
Y
N
Check HDCP Key (IC101)
Replace Scaler(IC101)
N