Read LG 22LG3DDH (CHASSIS:LA96E) Service Manual online
4. Component Video
Check input signal format.
Is it supported?
↓ OK
Check Component Cable.
↓ OK
Check JK1207
→
NO
Replace Jack.
↓ OK
Check Mstar LVDS output
→
NO
Replace Mstar(IC100)
or Main board
5. RGB Video
Check input signal format.
Is it supported?
↓ OK
Check RGB Cable conductors for
damage.
↓ OK
Check JK1204
→
NO
Replace Jack.
↓ OK
Check EDID
→
NO
Replace the defective IC or re-
download
EDID data.
↓ OK
`
Check signal
R/G/B/H/V-Sync
C113,C108,C114,R146,R149
→
NO
Check other set.
If no problem, check signal line.
↓ OK
Check Mstar LVDS output
→
NO
Replace Mstar(IC100)
or Main board
Click on the first or last page to see other 22LG3DDH (CHASSIS:LA96E) service manuals if exist.