SONY BKP-5974
Instrukcja Serwisowa

1-1. Replacement of Main Parts

8. Remove the six screws and disconnect connectors (J6, J8, J10 and J11) to remove the PS-469 board.
PS-469 board Screws J8 PSW3 x 6

1-1-2. Replacement of Fuse
1. Pull out the power cord from the rear panel of the CCU-550/550P. 2. Loosen the two coin screws and open the front panel.

Screws PSW3 x 6

J10 J6

J11

PS-468 board

Coin screws

9. Remove the nine screws and remove the PS-468 board.
PS-468 board

3. Remove the fuse holder and fuse using a screw driver and replace it with a specified one. F1 : 20.0A 125.0V (Sony part No. : 1-533-777-11)

Screws PSW3 x 6

Screws K3 x 6

Screws K3 x 6

Fuse

4. After replacement, connect the power cord, turn on the power of the CCU, and confirm that the CCU operates normally.

10. After replacing the boards, install the BKP-5974 in the main unit in the reverse order of removal.

1-2 (E)

BKP-5974