Sony Betacam SX DNV-5 Maintenance Manual page 123

Installation
6. Gear block assembly installation
(1) Apply the proper amount of grease to the
warm gear.
(2) Turn the warm wheel for phase adjustment so
that the marker on the pulley gear (A) is
located in a straight line with the installation
hole and shaft "b" of the motor base assem-
bly.
(3) Insert the shaft of the pulley gear (A) into the
installation hole of the chassis and connect
the harness connector to connector CN501 on
the MDC-5 board.
(4) Turn the gear (C) for phase adjustment so
that the hole of the cam gear is located in a
straight line with the shaft of gear (D) and
cam gear.
(5) Install the gear block assembly with two
screws.
7. Pulley gear (B) installation
Hook the timing belt (threading) on the pulley
gear (B). Put the pulley gear (B) with timing belt
on the shaft d while keeping the states in steps (2)
and (4) in procedure 6.
8. Operation confirmation
Turn the warm wheel of the gear block assembly
using a Phillips screwdriver and confirm that the
threading/unthreading operation is performed
smoothly. (Refer to section 3-1-4.)
n
Do not turn the warm wheel excessively. This
may damage the unit.
DNV-5
DNW-7/90/90WS
Pulley gear (A)
Marker
Installation hole
Screw
(M1.4 x 3.5)
Timing belt
(threading)
Stop washer
Pulley gear (B)
Pulley gear (A)
shaf
Pulley gear
(B)
Hole
Cam gear shaft
3-3-13. Gear Block Assembly Replacemen
Warm wheel
Warm gear
(Apply grease)
Screw
(M1.4 x 3.5)
Warm gear
Gear block
assembly
Connector
Installation hole
CN501
MDC-5 board
Shaft d
Gear (D)
shaft
3-73