LG 22LF4520-PU - Page 16

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LGE Internal Use Only
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Only for training and service purposes
4. No Video - HDMI
Replace Main
Scaler
(IC300)
Check input signal format
Is it supported?
Check JK100 for proper
connection or Damage
Replace Connector
Y
N
Check I2C Signal
(JK100)
Re Download EDID Data
Y
N
Y
Check HDMI Cable for Damage or
Open Connector
Y