Ky-425 Board - Sony HSR-1 Service Manual

3-5-3. KY-425 Board

Removal
1. Remove the front panel. (Refer to section 3-3-2.)
2. Remove the two connectors (CN101, CN102) from the KY-425 board.
3. Remove the five screws.
4. Remove the KY-425 board by pulling it in the direction of the arrow.
Attachment
1. Attach the KY-425 board by reversing the removal procedure from step 4 to 1.
Note:
. . . . . Insert the notch of the KY-425 board to the protruded (
. . . . . Insert the "A" portion as shown into the notches of the front frame.
. . . . . Align the two position setting holes with the two protrusions of the front frame.
KY-425 board
PSW 3x6
Position setting hole
PSW 3x6
3-14
portion
Notch
"A" portion
CN102
CN101
portion) of the front frame.
Notches
Protrusion
Protrusion
Position setting
hole
Front frame
HSR-1/1P
HSR-2/2P