Denon DCD-F109, Руководство по обслуживанию

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37
Are the System Remote Connector Cables normal?
Is +5V voltage supplied to Pin(14) of IC606,IC607?
No operation is possible from the remote control unit.
Are the Control Signals of JACK602,JACK603 normal?
Check IC606,IC11 and the periphery circuit, and service it if defective.
The disc tray cannot be opened and closed.
No sound is output normally from DIGITAL output (COAX).
Check the line between CN23 and IC14, and service it if
defective.
Is the normal control voltage inputted to Pin(6) of IC11? Refer to
"FLOW CHART NO.4" <The key operation is not functioning.>
Set the disc on the disc tray, and playback.
Check IC608 and the periphery circuit, and service it if
defective.
NO
Refer to DRA-F109 TROUBLESHOOTING_Remote
Control
Replace the "OP/CL" button (S506).
NO
NO
YES
YES
YES
YES
FLOW CHART NO.5
FLOW CHART NO.6
FLOW CHART NO.7
Is the waveform of IC17 Pin(33) DOUT(SPDIF) signal normal?
Is the Voltage of +3.3V supplied to Pin(5) of IC615?
Is input side waveform of T601(Pulse trans) normal?
Is SPDIF signal waveform of JACK601 normal?
Check IC609 and the periphery part, and replace it if
defective.
Check the line and periphery circuit from Pin(33) of IC17
to T601, and repair any defective parts.
NO
NO
Replace the IC615.
Check the T601(Pulse trans).
NO
NO
YES
YES
YES