Samsung DVD-P355B/FOU CVBS Output Error C, Video signal of about 1V appears at output jack?

Troubleshooting

CVBS Output Error

C

Pin of VDDP

in ZIC1 has normal level?

Yes

27MHz clock

input is normal at

pin 142in ZIC1?

Yes

Analog output

is normal at pin 159

in ZIC1?

Yes

Analog signals are inputted normally VIC1-4

Yes

Power is

normal at VIC1-1, 28

Yes

Pin 3,13 in VIC1 is in high state?

Yes

Peak to peak voltage level of VIC1-20

Yes

Video signal of

about 1V appears at

output jack?

Yes

Check the RCA cable.

No

No

No

No

No

No

No

No

Check the connection between pin1 in ZIC1 and pin4 in PIC1.

(CVBS Waveform)

Check ZY1.

Check the soldering of ZIC1.

Check the connection between

pin158 in ZIC1 and VIC1.

Check the connection between

VIC1-1 and VL6

Check the connection between

VL6 and pin 1in VIC1.

(VIC-MUTE Waveform)

Check the soldering of VIC1

Check the connection between

VIC1 and output jack.

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