LG M2794D - Hdmi Video Trouble Shooting

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Only for training and service purposes
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7.HDMI Video Trouble Shooting
Check input signal form at
Is it supported?
Y
Check JK801 / JK802 for proper connectio n or
damage
Replace c onn ector
Y
N
Y
Check HD MI Cable for damage or open
conn ector
Check ED ID NVRAM
(IC801, IC802)
Power & I2C Signal (#5, #6)
Redownloa d EDID data or
Rep lace IC801/IC802
Y
N
Check HD CP Key NVRAM (IC105)
Power & I2C Signal (#5, #6)
Replace IC105
Y
N
Check IC803 Out Volta ge Level
3.3V(Pin 6)
Replace IC803
Y
N
Replace Ms tar(IC101)