Panasonic OmniVision PV-D4745, Руководство по обслуживанию

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4.7.2. Service Position (2)
Turn on the power and insert the Cassette tape.
Fig. 7-2
After disconnecting the AC cord, turn over the Main C.B.A. and
Mechanism Chassis together.
Fig. 7-3
4.7.3. Service Position (3)
In Service Position (3), the DVD Main C.B.A. without Extension
Cables can be performed.
Turn on the power and playback the disc.
Fig. 7-4
4.8. HOT CIRCUIT
Primary circuit exists on the Main C.B.A.
This circuit is identified as “
HOT ” on the C.B.A. and in the
Service Manual. Use extreme care to prevent accidental shock
when servicing.
4.9. SERVICE MODE
In order to inhibit detection of the Supply & Takeup Photo
Transistors, Reel Sensor, and Cylinder Lock can be inhibited.
In this mode, Mechanism movement can be confirmed. When
removing Cassette Up Ass´y, it can be confirmed without a
cassette.
To enter Service Mode:
Press and hold FF and CH DOWN buttons on the unit together
over 5 seconds in power off condition. The unit goes into
Service Mode. The VCR and DVD LEDs blinks.
Fig. 9-1
To release from this mode, disconnect AC Plug.
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PV-D4735S / PV-D4745 / PV-D4745S / PV-D4745S-K