Cn-3421 Board; Sw-1528 Board - Sony HDC4300 Service Manual

4-8-8.

CN-3421 Board

Preparation
1. Remove the outside panel assembly. (Refer
Procedure
1. Remove the gasket.
2. Remove the two screws and pull out the CN-3421 board.
3. Disconnect the harness from the connector (CN3) on the CN-3421 board.
CN3
CN-3421 board
Harness
Note
When installing the CN-3421 board, put the ferrite core in the figure.
4. Install the removed parts by reversing the steps of removal.
4-8-9.

SW-1528 Board

Preparation
1. Remove the inside panel assembly. (Refer to
Procedure
1. Remove the five toggle SW cushions.
2. Remove the screw and pull out the SW-1528 board in the direction of arrow.
HDC4300
to"4-3-1. Outside Panel
Gasket
Ferrite core
"4-2. Inside Panel Assembly".)
Assembly")
B2.6 x 5
4-37