Yamaha RX-V675, Service Manual

Page: 22 / 182

AMP unit
Board-to-board connectors
CB381
Board-to-board connectors
DIGITAL (1) P.C.B.
OPERATION (4) P.C.B.
Power transformer
CB76
CB942
CB944
CB945
CB946
CB948 CB80
CB78
CB79
⑧
⑧
⑨
⑩
⑪
⑪
⑫
⑫
① ①
②
Cable
Remove CB946 and CB948
①
② Unlock the connector
Remove the cable
Connected
① ①
②
Cable
Connect CB946 and CB948
①
② Lock the connector
Insert the cable
Connected
Fig. 3
Fig. 2
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)
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)
Rear view
⑬
⑥ ⑦
22
RX-V675/HTR-6066/RX-A730/TSR-6750
RX-V675/HTR-6066/
RX-A730/TSR-6750