-20-
Check Start
Does Screen appear?
1.Confirm AC connection
2.Confirm Power S/W ON
3.Check Video or other
PCBs
Is the Soundinput Jack
correctly connected?
Check the connection of ja
Is the Speaker
correctly connected?
Check the connection of S
SPEAKER or SOUND CABLE has a
trouble.
Y
N
N
Y
Y
N
Y
Are P622A and P
625A Outputs
norm
Perhaps IC009 or IC008
problem. replace main PCB.
N
Trouble Shooting
5-2. When No Sound
5-3. When Key does not operate
42G1 : replace the key PCB.
42/46 U1 : replace the touch botton.
Содержание DLT - 42G1LTBD
Страница 8: ...8 3 Block Diagram 3 1 Signal Block Diagram...
Страница 9: ...9 Block Diagram 3 2 Power Tree...
Страница 13: ...13 5 Trouble Shooting 5 1 No signal OSD is working but on images are displaying...
Страница 17: ...17 Trouble Shooting 1024 X 768 60Hz R signal RC629 near IC601 G Signal RC627 near IC601...
Страница 18: ...18 Trouble Shooting B Signal RC628 near IC601 Horizontal sync RC630 near IC601 Vertical sync RC640 near IC601...
Страница 22: ...22 6 Schematic Diagram...
Страница 23: ...23 Circuit Diagram...
Страница 24: ...24 Circuit Diagram...
Страница 25: ...25 Circuit Diagram...
Страница 26: ...26 Circuit Diagram...
Страница 27: ...27 Circuit Diagram...
Страница 28: ...28 Circuit Diagram...
Страница 29: ...29 Circuit Diagram...
Страница 30: ...30 Circuit Diagram...
Страница 31: ...31 Circuit Diagram...
Страница 32: ...32 Circuit Diagram...
Страница 33: ...33 Circuit Diagram...
Страница 34: ...34 7 Printed Circuit Board TOP PCB BOTTOM PCB...
Страница 35: ...35 8 Mechanical Exploded Diagram DLT 42G1...
Страница 36: ...36 Exploded View DLT 42U1...
Страница 37: ...37 Exploded View DLT 46U1...