LG 19LG3000 - Connecting with a HDMI to DVI cable

Copyright©2008LGElectronics.Inc.Allrightreserved-24-LGEInternalUse
Only
Onlyfortrainingandservicepurposes
2.
2.
2.
2.No
No
No
N oDisplay
Dis play
Display
Display
3.
3.
3.
3.Can
Can
C an
Can ’
’
’
’ t
t
t
tstart
sta rt
start
start(LED
(LE D
(LED
(LEDindicator
ind icator
indicator
indicatorBlank
Bla nk
Blank
Blank)
)
)
)
Checkthesource
OK
Resetsource
NG
CheckLVDScable
NG
ReplaceLVDScable
OK
Check12Vpowersupply
NG
Returnto“1”
OK
OK
CheckU404
NG
ReplaceU404
OK
OK
Checkpanel
NG
Replacepanel
Checkmainboardpower
supply
CheckI
2
Ccommunication
RepairI
2
Ccommunicationrelativecircuit
NG
Nodisplay
NG
Repairthekeyboard
OK
Check5V_SB
NG
Checkeverychippowersupply
OK
NG
CheckI
2
Ccommunication
OK
Checkkeyboard
ReplaceI
2
Ccommunicationcomponent
Checkoscillistor
NG
Replaceoscillistor
Can’tstart
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