Cn-1839 Board; Board - Sony MAV-555 Maintenance Manual

3-5-2. CN-1839 Board

Removal
1. Remove the control panel. (Refer to Section 3-2-3.)
2. Remove the CP-340 board. (Refer to Section 3-5-1.)
3. Remove the CN-1839 board from the connector of the
LCD unit.
Connector
Installation
Attach a new CN-1839 board by reversing the disassembly
procedure of steps 1 through 3.
MAV-555
3-5-3. SA-37 Board
Removal
1. Remove the control panel. (Refer to Section 3-2-3.)
2. Remove the CP-340 board. (Refer to Section 3-5-1.)
3. Remove the CN-1839 board. (Refer to Section 3-5-2.)
4. Remove the connector (CN3) of the SA-37 board.
5. Remove the three screws and remove the stopper (B).
CN-1839 board
6. Remove the six screws and remove the stopper (A).
7. Remove the SA-37 board in the direction of the arrow,
LCD unit
Installation
Attach a new SA-37 board by reversing the disassembly
procedure of steps 1 through 7.
(Be careful that the screws have washers.)
(Be careful that the screws have washers.)
and remove the connector (CN1) while holding the

board.

PS
PS
3 x 6
PS
3 x 6
Washers
3 x 6
Washers
PS
3 x 6
PS3 x 6
PS3 x 6
SA-37
Washer
board
CN1
3-5. Replacing the Board
Washer
Stopper (A)
Washers
PS
PS
3 x 6
3 x 6
PS
3 x 6
Washer
CN3
Stopper (B)
3-19 (E)