Panasonic Omnivision PV-9661 Service Manual page 403

PV-9661 / PV-9662
4.1.6. METHOD FOR
LOADING/UNLOADING OF
MECHANISM
(Manual Method)
Turn the Main Cam Gear counterclockwise (for loading) or
clockwise (for unloading) using needlenose pliers etc.
Note:
Do not use this method if Mechanism is jammed or
locked.
(Electrical Method)
Remove the solder as shown and apply +10.0 VDC Power
Supply (DC + to Portion "a," DC - to Portion "c").
Note:
Be careful not to let the DC Power Supply Unit GND contact
the chassis GND. This may damage the Loading Motor
Drive IC (IC 2501).
Be sure to apply DC + to Portion "a" of Motor P.C.B.
If DC + is applied to Portion "b", the Loading Motor Drive IC
(IC2501) may be damaged.
Fig. 4
Fig. 5-1
Note:
Do not forget to solder Portions "a" and "b" after
loading/unloading operation is completed.
When loading without a cassette, press Portion "a" on both
sides of the Holder Unit of Cassette Up Ass'y so that the Levers
clear the Tabs and Holes.
4.1.7. HOW TO REMOVE A JAMMED
TAPE
CAUTION:
Wiper Arm Unit may be damaged or its spring may be
out of place when the jammed tape is removed by force.
Remove a jammed tape as follows:
4.1.7.1. Manual Method
When a tape jam is encountered, check the tape loading
condition and use the following procedure to remove a tape
jam.
4.1.7.1.1. Method -1:
1. While releasing 2 Locking Tabs (A) of Opener Piece, pull
the Opener Piece up as far as you can.
2. Move the pin of Pinch Arm Unit out of the groove of the
Main Cam Gear so that the Pinch Roller is separated from
the shaft of the Capstan Rotor Unit.
14
Fig. 5-2
Fig. 5-3
Fig. 6-1