LG 34WN80C - USER SETTINGS; Activating the Main Menu

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Only training and service purposes.
3. No Display-HDMI
Replace Main Scaler (IC200)
Check input signal format
Is it supported?
Check JK100,JK10 1 for proper
connection or Damage
Replace Connector
Y
N
Check HDMI 5V from Source(PC)
(JK100,JK101)
(Pin No. 18)
Y
Y
Check HDMI Cable for
Damage or Open Connector
Y