Troubleshooting
Samsung Electronics
8-5
S-Video output error
VSW1 video select
switch is up position?
VR121 of VSW1
is high state?
Move the select switch to up position.
Check the soldering of VSW1.
Yes
No
No
Yes
C
CVBS output error
27MHz clock
input is normal at
pin 161 in ZIC1?
Analog output
is normal at pin 170
in ZIC1?
Check ZY1.
Check the soldering of ZIC1.
Yes
Yes
No
No
Analog signals are
inputted normally
VIC1-2?
Yes
No
Power is
normal at VIC1-1, 34?
Yes
No
Pin 5 in VIC1
is in high stste?
Yes
Check the connection netween
pin 133 in ZIC1 and VIC1.
Check the connection betwen
VIC1-1 and PDS52.
Check the connection between
PDS52 and pin 1 in VIC1.
Check the soldering of VIC1.
No
No
Check the connection between
VIC1 and output jack.
Pin of VDDP
in ZIC1 has normal level?
Check the connection between
pin 1 in PCNS1 and pin 1 in ZIC5.
Yes
No
Peak to peak
voltage level of VIC1-33?
Video signal of
about 1V appears at
output jack?
Yes
No
Yes
Check the RCA cable.
C
Summary of Contents for DVD-E234
Page 57: ...Samsung Electronics 10 1 10 Wiring Diagram ...
Page 59: ...Schematic Diagrams 11 2 Samsung Electronics 11 1 Power ...
Page 61: ...Schematic Diagrams 11 4 Samsung Electronics 11 3 Servo ...
Page 62: ...Schematic Diagrams Samsung Electronics 11 5 11 4 Front Micom VFD Display ...
Page 63: ...Schematic Diagrams 11 6 Samsung Electronics 11 5 Video ...
Page 64: ...Schematic Diagrams Samsung Electronics 11 7 11 6 Audio ...