Flow Chart For Malfunction - Samsung HLS5087WX/XAA Service Manual

Troubleshooting

6-1-2 Flow Chart for Malfunction

If the DLP turns on
No
Check the Power Cord
Does the LAMP turn on?
No
Check if CN9400
Power are supplied.
Yes
Replace LAMP
Check Cables connected to
BALLAST. If necessary,
replace BALLAST.
Check Cables connected to
DMD Board.
If necessary, replace DMD Board.
6-6
Yes
Can you see anything
in the screen?
No
Yes 1) Check the DVI Cable
connected between the Main
Board and the DMD Board.
If necessary, replace DVI Cable.
No
2)
Check if DMD Fan is running?
No
Check Cables connected to
Power Board. If necessary,
replace Power Board.
Yes
Can you see OSD menu
running in the screen?
No
Check Cables connected to
Main Board. If necessary,
replace the Main Board
Check Cables connected to
DMD Board. If necessary,
replace DMD Board.
Yes
Check Cables connected to
Main Board.
If necessary, Replace Main Board.
Yes
Can you see Digital
Channel broadcast ?
No
Replace the Main Board
1) DVI Cable
2) DMD Fan
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