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
Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 22LG3DDH
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