Sony HDW-750 Maintenance Manual page 404

7-37. Capstan Motor Replacement
7. Cleaning the capstan motor shaft
Clean the capstan motor shaft using a cleaning
cloth moistened with cleaning fluid.
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After cleaning, be sure to wipe the cleaning fluid
off the cleaned portions using a dry cleaning cloth.
8. Installing the timing belt
Install the timing belt. (Refer to Section 7-10.)
9. Installing the gear block assembly
Install the gear block assembly with the three
precision screws. (Refer to Section 7-24.)
10. Installing the cleaning assembly
Install the cleaning assembly with the precision
screw. (Refer to Section 7-6.)
11. Installing the mechanical deck
assembly
Installing the mechanical deck assembly with five
screws. (Refer to Section 7-25.)
12. Operation check of the manual eject
gear (A)
Rotate the manual eject gear (A) of the gear block
assembly with a phillips screwdriver and check
that the threading and unthreading operations are
performed smoothly. (Refer to Section 7-1-4.)
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Do not rotate the manual eject gear (A) more than
necessary. Otherwise it may damage the unit.
Adjustments after Replacement
13. Timing belt tension adjustment
(Refer to Section 8-1-5.)
14. Capstan FG duty ratio adjustment
(Refer to Section 10-5-2.)
15. Tape run adjustment
(Refer to Section 8-2.)
16. Capstan add-on recording adjustment
(Refer to Section 10-5-3.)
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Perform the above adjustments in the order starting
from "14. Capstan FG duty ratio adjustment" ,
"15.Tape run adjustment " and "16. Capstan add-
on recording adjustment "
7-134
Capstan motor shaft
(cleaning)
HDW-750/750CE V1