LG 32LD460 Service Manual page 53

7. HDMI Video
Check input signal format.
Is it supported?
ok
Check HDMI Cable conductors
for damage or open conductor.
ok
Check EDID & EEPROM
IC801*, IC804**
I2C Signal
ok
Check JK802, JK903
ok
Check HDMI_DET(HPD)
ok
Check HDCP Key NVRAM(IC103)
Power & I2C Signal
ok
Check HDMI Signal
ok
Check Mstar LVDS Output
Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
No
Replace the defective IC or re-download EDID data
* HDMI1
** HDMI2
No
Replace Jack
No
Replace R802*,R804*,R830*,R896*,Q802*
Replace R835**,R837**,R862**,R897**,Q803**
* HDMI1
** HDMI2
No
Replace the defective IC.
No
Check other set
If no problem, check signal line
No
Replace Mstar(IC101) or Main Board.
No
Replace Main Board
LGE Internal Use Only