Component Video; Hdmi Video - LG 55LF6000 Service Manual

4. Component Video

Check input signal f ormat.
Is it supported?
Check Component Cable
f or damage or open conductor.
Check JK1702
Y/PB/PR signal Line
Check COMP_DET Signal
Check Mstar LVDS Output

5. HDMI Video

Check input signal f ormat.
Is it supported?
ok
Check HDMI Cable conductors
f or damage or open conductor.
ok
Check EDID
R810,R811,R815,R816 I2C Signal
ok
Check JK800, JK801
ok
Check HDMI_DET(HPD)
ok
Check HDMI Signal
ok
Check Mstar LVDS Output
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Only for training and service purposes
ok
ok
ok
ok
No
Re-download EDID data
No
Replace Jack
No
Replace R809, R814
No Check other set
If no problem, check signal line
No
Replace Mstar(IC101) or Main Board.
No
Replace Jack
No
Replace R1710 or R1712
No
Replace Mstar(IC101) or Main Board.
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No
Replace Main Board
LGE Internal Use Only