Panasonic Quasar PV-D300, Service Manual

Page: 11 / 199

5.1.3. HOW TO HOLD THE CASSETTE
UPUNIT IN THE DOWN POSITION
WITHOUT CASSETTE COVER
INSTALLED
The Cassette Up Unit will be in the up position without the
Cassette Cover installed.
To hold the Cassette Up Unit in the down position without
it, a Lock Screw is needed.
5.1.3.1. How to install the Lock Screw:
1. If the Lock Lever, shown in gray, is set to Position "A" (No
hole), change Position "A" (No hole) to Position "B" (Hole)
as shown in Fig. 2-2 by pushing Portion (a) as shown in Fig.
2-1.
Note:
If the mechanism is in EJECT position, the Lock Lever
cannot be changed to Position "B" by pushing Portion (a). In
this case, apply the power to set the mechanism to STOP
position.
Fig. 2-1
Fig. 2-2
2. Install the Lock Screw in the Hole (Threaded Hole for Lock
Screw access) in Position "B".
3. Hold down the Cassette Up Unit.
4. Confirm that Cassette Up Unit will be held in the down
Position.
5.1.3.2. Lock Screw is required when:
1. performing "Tape Interchangeability Adjustment."
2. servicing with cassette tape in Service Position. The
procedure below is required when the unit is in safety
defeat mode.
a. Confirm that the Lock Lever, shown in gray, is set to
Position "A" as shown in Fig. 2-1, and that the
mechanism is in the STOP position.
b. Insert the cassette tape.
c. Push Portion (a) as shown in Fig. 2-1 while keeping the
Cassette
Up Unit in the down position so the
mechanism starts loading. (Cassette Down Switch is
ON.)
13
PV-D300 / VM-D100 / PV-L550 / PV-L600 / PV-L650 / VM-L450