Replacement Of Board Used Exclusively For Dnw-7/7P/90/90P/90Ws/90Wsp; Board - Sony Betacam SX DNV-5 Maintenance Manual

5-2. Replacement of Board Used Exclusively
for DNW-7/7P/90/90P/90WS/90WSP
m
. Be sure to turn off the power, then pull out the power
cord and/or battery before performing the following
procedure. If not, damage to internal circuit may result.
. For the adjustment after board replacement, refer to
sections 6 to 9.
5-2-1. SW-789 Board
Removal
1. Open the inside panel. (Refer to section 1-6 of the
Maintenance Manual Part 1.)
2. Remove the two screws, then remove the front cover.
Front cover
VTR START
switch
Screws
( P2.6 x 5 )
3. Remove the two screws, then remove the SW-789
board from the front cover.
Shielding plate
SW-789 board
Screws ( TP2.6 x 8 )
DNV-5
DNW-7/90/90WS
http://getMANUAL.com
Front cover
Rubber
VR knob
(MIC LEVEL)
Pin of S201

5-2. Replacement of Board Used Exclusively for DNW-7/7P/90/90P/90WS/90WSP

Installation
1. Insert the VR knob (MIC LEVEL) of the SW-789
board in which the shielding plate was installed into
the hole of the front cover, put the pin of switch S201
in the rubber, and install the board in the front cover
with two screws.
Tightening torque: 52 x 10
After installation, press the VTR START switch and
confirm that the click of switch is generated.
2. Check from the inside panel side and connect connec-
tor CN20 on the SW-789 board to connector CN200
on the AIF-8 board as the projection of the AIF-8
board is inserted into the rectangular hole of the SW-

789 board.

3. Install the front cover with two screws.
Tightening torque: 52 x 10
Screws ( P2.6 x 5 )
Front cover
SW-789 board
CN20
Rectangular hole
Projection
-2 N.m (5.3 kgf. cm)
-2
N.m (5.3 kgf. cm)
AIF-8 board
CN200
5-5