Samsung DVD-P350K/XEV Service Manual page 102

Chassis : spino, 41mm with led module, playback mpeg4 dvd-audio, zoran vaddis7 1-chip solution, karaoke model
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Troubleshooting
No Tray open/close
ZIC1 129,130
No
Open ; "L"
Check ZIC1 perpheral circuit.
Close ; "H"
(OPEN, CLOSE Waveform)
Yes
Check FIC1-13, 14
No
Check FIC1 perpheral circuit.
output at OPEN/CLOSE.
Yes
Check signal line state from
FIC1-13, 14 to tray motor.
Samsung Electronics
5-7

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