Sony Betacam SX DNV-5 Maintenance Manual page 75

Preparations
1. Confirm that the unit is in the unthreading end state.
2. Turn off the power.
3. Remove the front lid and outside panel.
(Refer to section 1-6 in Part 1 of the Maintenance Manual.)
n
The drum assembly can be replaced with the cassette compartment installed in the
unit.
Tools
. Torque screwdriver bit (for M2)
. Torque screwdriver (for 3 kg)
. Cleaning cloth
. Cleaning fluid
Removal
1. VH cleaner removal
(1) Put the unit into the unthreading end state.
(Refer to section 3-1-3.)
(2) Turn the manual eject gear clockwise so that
the cleaning roller of the VH cleaner is
released from the drum.
(3) Disconnect the connector CN2 on the HN-
224 board.
(4) Remove the spring shown in the figure, hold
the protrusion of the VH cleaner using a pair
of tweezers, and remove the VH cleaner from
the unit.
2. Brush assembly connector
disconnection
Disconnect the flexible card wire from the
connector CN5 on the HN-224 board.
DNV-5
DNW-7/90/90WS
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J-6325-380-A
J-6325-400-A
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Cleaning roller
3-2-4. Drum Assembly Replacement
VH cleaner assembly
Protrusion
HN-224 board
CN2
Spring
3-25