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10. HDMI Video
Check
input
signal format
Is it supported?
Y
Check HDMI Cable
for damage or open
conductors
Y
Check J801 / J802 / J803
connection or damage
Y
Check IC803 Out Voltage Level
3.3V
Y
Check L802 Voltage Level 3.3V
Y
Check EDID NVRAM
(IC801, 802, 804)
Power & I2C Signal (#5, #6)
Y
Check HDCP Key NVRAM (IC102)
Power & I2C Signal (#5, #6)
Y
Check IC803 Clock Signal
#26, #27
Y
Replace
Mstar(IC100)
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
N
for proper
N
N
N
Replace
N
N
Replace connector
Replace it
Replace it
the defective IC
or re-download
EDID data
Replace
the defective IC
Replace
IC803
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LGE Internal Use Only
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