Adjustment; Compartment; How To Load/Unload - Sony DSR-250 Service Manual

5-2-1. PARTS REPLACEMENT AND PREPARATION FOR ADJUSTMENT
2-1-1. ASSEMBLY/DISASSEMBLY OF CASSETTE COMPARTMENT
For details on disassembling the mechanism deck (R mechanism), refer to the Service Manual of the main unit in which the R mechanism is
mounted.
Before attaching or removing the cassette compartment, check the position of "L cassette".
Cassette compartment
(Remove in the direction of arrow A .)
Positioning pin
A
2-1-2.

HOW TO LOAD/UNLOAD

[Using the regulated power supply]
Note: Make sure to remove the connector of the cam motor from the board
of the main unit and apply +5V current.
Cam motor
Gray
Loading : Apply positive polarity (+) of power supply to the gray wire
and negative polarity (–) of power supply to the white wire.
Unloading : Apply negative polarity (–) of power supply to the gray wire
and positive polarity (+) of power supply to the white wire.
Screw
When attaching the cassette compartment,
move the reel selector slider in the direction of
arrow B to check the position of "L cassette".
White
Apply current from
the inlets of the connector.
Tightening torque of cassette compartment
0.3432 ± 0.0196N • m (3.5 ± 0.2 kg • cm)
Screw
SL shifter
SL shifter
B
When selecting a cassette position, be careful not to
touch the slider drive shaft because it can be easily
bent or broken.
Bent portion C
Select the desired cassette position by pressing
the claw position.
[Manual: No cam motor]
Note: Remove the cam motor from the motor holder while referring to
"Information" on page 5-34.
Rotate the coupling gear by hand to load or unload.
[Rear side of chassis]
Coupling gear
5-35
Bent portion C
Bent portion C of the reel
selector slider should be
securely hooked on the
bent portion of the SL
shifter.
Positioning pin
Do not touch the slider drive shaft.
Reel select slider
Unloading
Loading