Trouble Shooting
5-10
Samsung Electronics
There is no Audio Output
Check he audio
signal AR413 and AR473
(JACK PCB)
Check the Low state pin22 of the
Front Micom IC601(Jack PCB)
No
Yes
Check all
the 5V pin6of AIC1
(MAIN PCB)
Check SMPS
Replace Main PCB
Replace MAIN PCB
No
Yes
Check the audio
signal pin7pin8 of AIC1
(MAIN PCB)
No
Yes
Check digital clock
anddata pin1, 2, 3, 16 of AIC1
(MAIN PCB)
Check the passive parts
arond Jack pin.
No
Yes
Digital Audio Data (Pin2 of Main AIC1)
Summary of Contents for DVD-R157
Page 10: ...Precautions 1 6 Samsung Electronics MEMO...
Page 14: ...Product Specification 2 4 Samsung Electronics MEMO...
Page 37: ...Samsung Electronics 6 1 6 Exploded View and Parts List 6 1 Cabinet Assembly 6 2...
Page 40: ...Exploded Views and Parts List 6 4 Samsung Electronics MEMO...
Page 52: ...7 12 Samsung Electronics Electrical Parts List MEMO...
Page 60: ...Wiring Diagram 9 2 Samsung Electronics MEMO...
Page 66: ...PCB Diagrams 10 6 Samsung Electronics COMPONENT SIDE CONDUCTOR SIDE 10 3 Key PCB...
Page 67: ...PCB Diagrams Samsung Electronics 10 7 10 4 Function PCB COMPONENT SIDE CONDUCTOR SIDE...
Page 68: ...PCB Diagrams 10 8 Samsung Electronics MEMO...
Page 83: ...Samsung Electronics 12 1 12 Operating Instructions...
Page 84: ...Operating Instructions 12 2 Samsung Electronics...
Page 85: ...Operating Instructions 12 3 Samsung Electronics...
Page 86: ...Operating Instructions 12 4 Samsung Electronics...
Page 87: ...Operating Instructions 12 5 Samsung Electronics...
Page 88: ...Operating Instructions 12 6 Samsung Electronics...
Page 89: ...Operating Instructions 12 7 Samsung Electronics...
Page 90: ...Operating Instructions 12 8 Samsung Electronics...
Page 91: ...Operating Instructions 12 9 Samsung Electronics...
Page 92: ...Operating Instructions 12 10 Samsung Electronics...
Page 93: ...Operating Instructions 12 11 Samsung Electronics...
Page 94: ...Operating Instructions 12 12 Samsung Electronics...
Page 95: ...Operating Instructions 12 13 Samsung Electronics...
Page 96: ...Operating Instructions 12 14 Samsung Electronics...
Page 112: ...Circuit Operating Descriptions 13 16 Samsung Electronics MEMO...
Page 124: ...Reference Information 14 12 Samsung Electronics MEMO...