Panasonic PV-M1327 Service Manual page 13

How to Remove a jammed Tape
Manual Method
When a tape jam is encountered, check the tape loading
condition and use the following procedure to remove a tape
jam.
Yes
Pinch Roller is up
against Capstan Rotor
Unit shaft
Main Cam Gear can
be rotated
Yes
No
Method 2 Method 1
Fig. 4-1
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.
Rear Side View
Pinch Arm
Unit
Opener
Piece
Main Cam Gear
Pull Up
Opener Piece
Pin of Pinch Arm Unit
Main Cam Gear
Fig. 4-2
No
Method 3
Shaft of Capstan
Rotor Unit
Locking
Tabs (A)
Pinch
Roller
Pinch
Arm Unit
Groove
3. Remove the tape from the tape path.
4. Rewind the tape into the cassette by rotating the Center
Clutch Unit counterclockwise.
5. Unhook Spring (A) of the Drive Rack Unit.
6. Remove Screw (A).
7. Lift the Drive Rack Unit up so that the slot clears the guide
tab. While pulling the Drive Rack Unit out far enough so that
it clears the Drive Rack Arm,.slide the Drive Rack Unit as
indicated by the arrow to remove the cassette tape from the
Cassette Up Ass'y.
9. Check the cause of mechanical trouble and repair.
Screw (A)
Drive Rack Arm
Drive Rack
Unit
slide
Spring (A)
Slot
Method -2:
1. Rotate Main Cam Gear clockwise with needlenose pliers,
etc. so that the Pinch Roller is separated from the shaft of
the Capstan Rotor Unit.
2. Perform Step 3 through Step 8 of Method -1.
Method -3:
1. Perform Step 3 through Step 8 of Method -1.
Note:
After repairing mechanical trouble, make sure that all gear
alignments are correct, especially the Wiper Arm Unit and
Drive Rack Unit of Cassette Up Ass'y.
1-11
Guide Tab
pull
Main Cam Gear
Fig. 4-3