Read LG 42LC5DC (CHASSIS:LA65A) Service Manual online
- 28 -
HDMI Video Trouble Shooting
Check signal format
Is it supported?
Y
Check J300
Replace connector
Y
N
Y
Check HDMI Cable
Check EDID NVRAM (IC301)
Power & I2C Signal (#5, #6)
Replace it or redownload
Y
N
Check IC302 #49 Pin Voltage
Level
3.3V
Replace it
Y
N
Check L302 Voltage Level 3.3V
Replace it
Y
N
Check IC600 Clock Signal
#26, #28
Replace it
Y
N
Maybe FI-8668(IC506) has problems
Click on the first or last page to see other 42LC5DC (CHASSIS:LA65A) service manuals if exist.