Sony UP-897MD Service Manual page 11

1-4-4, Stepping Motor/DC Motor
Removal
1. Remove the top cover. (Refer to Section 1-3-1.)
Remove the front panel assembly.
(Refer to Section 1-3-2.)
3. Remove the mechanical deck assembly.
(Refer to Section 1-4-2.)
4. Remove the helical extension spring from the tension
arm assembly.
5. Remove the four screws (BVTT2.6 X 6), then remove
the stepping motor bracket.
6. Remove the two screws (PS3 X 4), then remove the
DC motor.
7. Remove the two screws (PS3 X 6), then remove the
stepping motor.
Tension arm assembly
Helical extension
UP-897MD
Installation
8. Attach the DC motor with the two screws.
9. Insert the head up lever shaft (L) into the hole [A] and
insert the speed reducing gear shaft (L) into the hole
[B], then attach with the three screws.
10. Hang the timing belt on the stepping motor gear.
Tension arm
Stepping assembly
motor gear
Speed reducing
gear shaft (L)
Stepping
motor
Stepping motor
eget biel : bracket ;
Head up lever shaft (L)
11. Assemble this unit in the reverse order of steps 1 to 4.