Panasonic PV-DV102PN Service Manual page 10

2. Slide the Lock Lever of Mechanism Chassis Ass'y.
3. The Cassette Cover will open. (Eject)
Fig. 5
4.1.6. SIGNAL DESCRIPTION ON INTERFACE BOARD FOR ELECTRICAL
ADJUSTMENT (LSUP0007)
A signal check can be performed using the Interface Board.
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