Troubleshooting
Samsung Electronics
7-11
CVBS output error at AV1
Video signal outputs
normally in RCA jack?
Function select
signal is 9.5~12V at
pin 8 in AV1?
See "Video output error in
RCA Jacks"
Check the connection between
SCQ1~SCQ7 block and pin 100 in FIC1.
Yes
Yes
No
No
CVBS signal is
inputed at pin 12
in SCIC2?
Yes
No
CVBS signal is
outputed at pin 14
in SCIC2?
Yes
No
CVBS signal is
outputed at pin 14
in SCIC3?
Yes
Check the connection with
pin 30 in VIC50.
Check the connection between pin 9,
10, 11 in SCIC2 and SCQ8 --> "L" state.
No
Œ
Check the connection between
pin 14 in SCIC2 and pin 12 in SCIC3.
´
Check the connection between pin 9, 10,
11 in SCIC3 and pin 92 in FIC1 --> "L" stare.
No
Check the connection between
pin 5 in SCIC4 and SCART jack.
Œ
Check the connection between
pin 14 in SCIC3 and pin 8 in SCIC4.
´
Check the power level at
pin 7 in SCIC4.
CVBS signal is
outputed at pin 5
in SCIC4?
CVBS signal is
outputed at pin 19
in AV1?
Yes
No
Yes
Check the SCART cable.
Fix the TV ASPECT in setup menu to 4/3 LB.
Connect to 4/3 ASPECT TV.
CVBS output error at AV2
Video signal outputs
normally in RCA jack?
CVBS signal is
inputed at pin 12
in SCIC1?
See "Video output error in
RCA Jacks"
Check the connection with
pin 30 in VIC50.
Yes
No
No
CVBS signal is
outputed at pin 14
in SCIC1?
Yes
No
CVBS signal is
outputed at pin 4
in SCIC4?
Yes
No
CVBS signal is
outputed at pin 19
in AV2?
Yes
Check the connection betweenpin 9, 10,
11 in SCIC2 and SCQ8 --> "L" state
No
Check the connection between
pin 4 in SCIC4 and SCART jack.
Œ
Check the connection between
pin 14 in SCIC3 and pin 8 in SCIC4.
´
Check the power level at pin 7 SCIC4.
Yes
Check the SCART cable.
Summary of Contents for DVD-709
Page 23: ...Reference Information 2 16 Samsung Electronics MEMO ...
Page 57: ...5 18 Samsung Electronics Disassembly Reaasembly MEMO ...
Page 97: ...Exploded Views and Parts List 8 8 Samsung Electronics MEMO ...
Page 109: ...9 12 Samsung Electronics Electrical Parts List MEMO ...
Page 115: ...PCB Diagrams 11 2 Samsung Electronics 11 1 Main COMPONENT SIDE SOLDER SIDE ...
Page 116: ...PCB Diagrams Samsung Electronics 11 3 11 2 Jack ...
Page 119: ...Wiring Diagram 12 2 Samsung Electronics MEMO ...
Page 121: ...Schematic Diagrams 13 2 Samsung Electronics 13 1 S M P S ...
Page 122: ...Schematic Diagrams Samsung Electronics 13 3 13 2 Main Power Supply ...
Page 123: ...Schematic Diagrams 13 4 Samsung Electronics 13 3 Main Micom ...
Page 124: ...Schematic Diagrams Samsung Electronics 13 5 13 4 Servo ...
Page 126: ...Schematic Diagrams Samsung Electronics 13 7 DVD 909 OPTION 13 6 Audio ...
Page 127: ...Schematic Diagrams 13 8 Samsung Electronics 13 7 5 1 Channel Audio DVD 909 Only ...
Page 128: ...Schematic Diagrams Samsung Electronics 13 9 13 8 RF ...
Page 129: ...Schematic Diagrams 13 10 Samsung Electronics 13 9 ZiVA ...
Page 130: ...Schematic Diagrams Samsung Electronics 13 11 13 10 DSP ...
Page 132: ...Schematic Diagrams Samsung Electronics 13 13 13 12 Component DVD 909 Only Option ...
Page 134: ...Schematic Diagrams Samsung Electronics 13 15 13 14 Mute ...
Page 136: ...Schematic Diagrams Samsung Electronics 13 17 13 17 Deck ...
Page 137: ...Schematic Diagrams 13 18 Samsung Electronics 13 18 Remote Control ...
Page 140: ...4 TABLE OF CONTENTS DVD YURO909 709 11 4 95 9 59 AM Page 4 ...