Sony UVW-1800P Service Manual page 220

5, Remove the Gear Box Motor hamess from the two
claws of the Gear Box Assembly.
6. Unplug the Gear Box connector (CN943) from the
PTC-67 board.
7. Loosen the set screw securing the motor joint by 1/
4 to 1/2 tum. Push the motor joint in the direction
of arrow.
8. Pull the Gear Box Motor upward strongly, or push
the Gear Box Motor out from the hole of the base.
Remove the Gear Box Motor from the Gear Box
Block.
9. Extract the motor joint from the Gear Box Motor.
Installation,
10, Insert the motor joint into the new Gear Box
Motor, :
11. Align the boss of the Gear Box Motor with the cut-
out of the Gear Box Assembly. Push the Gear Box
Motor strongly until it is locked with two claws of
the Gear Box Assembly.
12, Align the motor joint with the square hole of the
worm gear, and slide it. Tighten the set screw at the
position where the motor joint position satisfies the
specification.
13. Insert the Gear Box Motor connector (CN943) into
the PTC-67 board.
14, Remove play of the Gear Box Motor hamess in the
A direction, Push the harness into the two claws
from the direction of arrow B,
15. Align the boss of the Gear Box Assembly with the
hole of the Chassis Assembly. Secure them with
two fixing screws.
16. Insert the two connectors (CN942, CN941) to the
Gear Box Block.
Adjustment after replacement
17. Perform the Gear Box Assembly Position
Adjustment. (Refer to section 6-18-1}
18. Perform the Gear Box Montor Operation Check.
(Refer to section 4-4)
19. Install the P Guide. Secure it with the two fixing
screws.
Gear Box Assembly
connector pin (2 pins)
connector (CN943)
set screw (2,6X3)
Gear Box Mortor
connector connector cut-out
(CNS41) (C942)
il Specification :
@=4+0.1 mm
Motor Joint
Gear Box Mortor
Worm Gear
6-45