Troubleshooting
6-6
Samsung Electronics
6-1-2 Flow Chart for Malfunction
Check if DMD Fan is running?
Can you see anything
in the screen?
Can you see OSD menu
running in the screen?
Can you see Digital
Channel broadcast ?
Check Cables connected to
Digital Board. If necessary,
replace Digital Board
Check Cables connected to
DMD Board. If necessary,
replace DMD Board.
Check Cables connected to
Power Board. If necessary,
replace Power Board.
Check Cables connected to
Analog Board.
If necessary, Analog Board.
Check if OP1,OP2,OP3 on the
Analog Board turns on?
Does the DLP turns on
Check the Power Cord
Does the LAMP turn on?
Replace Digital Board
Replace LAMP
Check Cables connected to
DMD Board.
If necessary, replace DMD Board.
Check Cables connected to
BALLAST. If necessary,
replace BALLAST.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
1) DVI Cable
3)
2)
2) Analog Board
1) Check the DVI Cable
connected between the Dig
Board and the DMD Board.
If necessary, replace DVI Cable.
OP1 : Stand-by 5V
OP2 : 5VB
OP3 : 12VB
Summary of Contents for HLR5078WX
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Page 56: ...Block Diagram Samsung Electronics 7 3 7 2 2 Digital Board Block Diagram ...
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Page 120: ...Operation Instruction Installation Samsung Electronics 11 7 11 2 4 RS 232C ...
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