Yamaha RX-V675 Service Manual page 22

RX-V675/HTR-6066/RX-A730/TSR-6750
3. Removal of DIGITAL (1) P.C.B.
a. Remove screw ( ⑥ ) and 7 screws ( ⑦ ). (Fig. 3)
b. Remove 3 screws. ( ⑧ ). (Fig. 2)
c. Remove CB76, CB78, CB79, CB80, CB942 and CB944.
(Fig. 2)
d. Unlock and remove CB946 and CB948. (Fig. 2)
e. Remove the DIGITAL (1) P.C.B. which is connected
directly to the OPERATION (4) P.C.B. with board-to-
board connectors. (Fig. 2)
Remove CB946 and CB948
① Unlock the connector
Connected ② Remove the cable
①
Cable
Connect CB946 and CB948
① Lock the connector
Connected Insert the cable
②
①
Cable
⑫
Power transformer
22
CB76
CB942
CB944
①
②
CB79
CB78
①
⑪
②
⑨
⑫
AMP unit
Fig. 2
⑥ ⑦
Fig. 3
4. Removal of AMP Unit and Power Transformer
a. Remove screw ( ⑨ ), 2 screws ( ⑩ ), 3 screws ( ⑪ ) and
4 screws ( ⑫ ). (Fig. 2)
b. Remove 3 screws ( ⑬ ). (Fig. 3)
c. Remove the AMP unit together with the power
transformer. (Fig. 2)
⑧
DIGITAL (1) P.C.B.
CB80 CB948
CB946
⑩
Rear view
⑬
CB945
Board-to-board connectors
Board-to-board connectors
OPERATION (4) P.C.B.
CB381
⑧
⑪