Panasonic PV-M2738 Operating, Service Manual

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2-10
Lower
Cylinder
Hole
Indentation
Screws with Washers (B)
2 Upper
Cylinder
Unit
Upper Cylinder Unit
Disassembly Procedure
1. Remove 2 Screws with Washers (B).
2. Carefully lift the Upper Cylinder Unit from the shaft.
Fig. J3
Note:
Use extreme care when removing or replacing the Upper
Cylinder Unit. Do not touch the Video Heads during servicing.
Reassembly Notes
1. Use extreme care when removing or replacing the Cylinder
Unit. Do not touch the Video Heads during servicing.
2. Alignment of Upper Cylinder Unit
1) When installing, make sure that the hole on the Upper
Cylinder is aligned with the indentation on the Lower
Cylinder.
2) After installing, perform the "Tape Interchangeability
Adjustment" procedures.
Opener Piece, Pinch Arm Unit, Motor Block
Ass'y, and Audio Control Head Unit
Disassembly Procedure
1. Remove the Opener Piece by pulling it upward while
releasing 2 Locking Tabs (A).
2. Pull up on the Pinch Arm Unit.
3. Release 3 Locking Tabs (B) and remove Screw with
Washer (C). Then, remove the Motor Block Ass'y and
Audio Control Head Unit.
Fig. J4
Reassembly Notes
1. Installation of Audio Control Head Unit
1) Install the Audio Control Head Unit before Motor Block
Ass'y.
2) After installing, perform the "Tape Interchangeability
Adjustment" procedures.
2. Installation of Pinch Arm Unit
1) Install the Pinch Arm Unit so that the Pin of Pinch Arm
Unit fits in the groove of Main Cam Gear.
Groove
Locking Tab (B)
Main Cam Gear
Locking
Tabs (B)
Locking Tabs (A)
4 Pinch Arm Unit
Pin
3 Opener Piece
5 Motor
Block Ass'y
Screw with
Washer (C)
6 Audio
Control
Head Unit