Samsung DVD-SH853, Service Manual

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Trouble Shooting
4-8 Samsung Electronics
Refer to wave pattern image of Fig. 4-6
Refer to wave pattern image of Fig. 4-5
Refer to wave pattern image of Fig. 4-5
Refer to wave pattern image of Fig. 4-6
Refer to wave pattern image of Fig. 4-7
Component (Y, Cb, Cr) output error
7,9,11 Pin in CN3
of Jack PCB or CON2 of Main PCB
has normal level?
Check the DIC1 on MAIN PCB
No
Yes
Analong signals
are inputted normally IC216
(pin 27,28,29)
Check the RCA cable
# IF Recorder is under PSO(progressive scan output) MODE,
or it does not output the CVBS& S-Video signal.
Check the connection between
Pin 27,28,29 in CN3 of Jack PCB and
IC216 No
Yes
Power is normal
(5V) at IC216(pin 30,34)
Check the connection between
IC216 and PCN1 (pin 10,11)
No
Yes
I2C singnal in
IC216(pin16, 18) are swinged
between 0~5V?
Check the connection between
IC216 (pin16,18) and FIC1 (pin27, 28)
No
Yes
Video signal
of About P-P1V appears at
Output Jack?
Check the connection between
IC216 and output jack
No
Yes