Replacement Of Circuit Boards; Circuit Boards In Connector Box; Board - Sony Betacam SX DNV-5 Maintenance Manual

5-1. Replacement of Circuit Boards

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. 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.

5-1-1. Circuit Boards in Connector Box

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Perform the following procedure with the connector box is
removed. (For the removal of the connector box, refer to
section 1-6 of the Maintenance Manual Part 1.)
CNB-1 Board
1. Remove the three screws of the CNB-1 board.
2. Disconnect connector CN103, and raise the CNB-1
board in the direction indicated by the arrow.
Step screws ( M2 x 3 )
CN103
DNV-5
DNW-7/90/90WS
Section 5
Replacement of Circuit Boards
Screw ( P2 x 5 )
CNB-1 board
3. Disconnect connectors CN102, CN107, and CN108.
4. Disconnect connector CN1 on the CT-185 board (for
DNV-5 only).
CN107
CN108
CNB-1 board
5. Unsolder connector CN101 on the AXM-14 board and
remove the jumper wire.
6. After board replacement, install the board in the
reverse order of steps 1 to 5.
Jumper wire
AXM-14 board
CN102
CN1
CT-185 board
CNB-1 board
CN101
Soldering iron
5-1