Reel Motor Shaft Slantness Adjustment - Sony DNW-A100 Maintenance Manual

5-9-2. Reel Motor Shaft Slantness Adjustment

5-9-2. Reel Motor Shaft Slantness Adjustment
Notes
. Be sure to check the slantness of the reel motor shaft when the reel motor
assembly is removed or when the RS table block assembly is removed.
. Perform the reel motor shaft slantness adjustment correctly.
If this adjustment is not performed correctly, a reel hub touches the case in a
cassette tape, a noise occurs, and the tape does not run correctly. This may damage
the tape.
Tools
. Cassette reference plate (L) (MW-088):
. Reel motor shaft slantness check tool (MW-087): J-6320-870-A
. Thickness gauge:
. Torque screwdriver (12 kg.cm) (JB-5252):
. Torque screwdriver's bit (+3 mm, l=50 mm):
Check
1. Set the Cassette Reference Plate (L)
Place the cassette reference plate (L) in the
direction shown in the figure, then place it on two
cassette supports.
2. Place the Reel Shift Plate Assembly in
the L Cassette Position
Rotate the drive gear counterclockwise as far as it
will go.
3. Check the Slantness in the L Cassette
Position
(1) Press the check tool against the reel motor
shaft from the directions indicated by the
arrow.
(2) Check that the clearance between the reel
motor shaft and tool satisfies specification 1.
If the specification is not satisfied, perform
steps 6 through 10.
5-52
J-6320-880-A
9-911-053-00
J-6252-520-A
J-6323-430-A
< L cassette position >
S reel motor shaft
Reel motor shaft
slantness check tool
Drive gear
Cassette reference plate (L)
Reel motor shaft slantness check tool
Cassette reference plate (L)
Spec.1: (L cassette position)
Check the Reel Motor Shaft Slantness (L)
Cassette support
Cassette support
T reel motor shaft
A
Reel motor shaft
A < 0.03 mm
DNW-A100/A50/A45
DNW-A100P/A50P/A45P