Sony Professional U-matic SP BVU-950 Maintenance Manual page 76

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SY-102 Board
_-
Call
A)
MB-127 Board
Remove
the
three
fixing
screws
marked
with x
shown
in the figure.
Remove
the
two
fixing
screws
and
then
remove
the
V harness
holder.
Remove
the two fixing screws
and the TC-Stay.
TC-Stay
Z
A
V harness holder
MB-139 Board
yy
Disconnect
the
two
connectors
on
the
MB-139
Board.
Push
the
MB-139
Board
toward
while
holding
the
MB-127
Board.
Then
discon-
nect
the
three
connectors
between
the
MB-127
Board
and
the
MB-139
Board
and
remove
the
MB-139
Board.
the
chassis
. Installation
10.
it.
12.
13.
Replace
the
MB-139
Board
with
a new
one
and
connect
the
three
connectors
with
the
MB-127
Board
(CN241
to CN243).
Attach
the
MB-139
Board
to
the
MB-127
board
with
three
fixing screws.
Install
the
MB-127
Board
with
twelve
fixing
screws.
Attach
the
TC-Stay.
Insert
the
projection
of
the
TC-Stay
in
the
square
hole
of
the
MB-139
Board
Bracket
as shown
in the figure.
TC-Sta
MB-139 Board
:
14,
15.
16.
17.
18.
19.
20.
Install
the
V harness
holder.
Connect
the
two
connectors
on
the
MB-139
Board
(CN234,
CN235).
Connect
all
the
connectors
on
the
SY-102
Board.
Install
the
SY-102
Board.
Attach
the
Bottom
Plate.
Install
the
plug-in
boards
in
the
appropriate
positions.
Install
the
Upper
Case.

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