Removal Of Digital P.c.b.; Removal Of Operation P.c.b. - Yamaha HTR-3064 Service Manual

RX-V371/HTR-3064

3. Removal of DIGITAL P.C.B.

a. Remove CB222 and CB223, unlock and remove CB262. (Fig. 2)
b. Remove screw ( ④ ). (Fig. 2)
c. Remove 2 screws (U, C, R, K, A, B, G, F, L, S models)/screw (T model) ( ⑤ ) and 5 screws ( ⑥ ). (Fig. 3)
d. Remove the DIGITAL P.C.B. which is connected directly to the OPERATION (4) P.C.B. with board-to-board connectors.
(Fig. 2)
4. Removal of OPERATION (4) P.C.B.
a. Remove CB194. (Fig. 2)
b. Remove screw ( ⑦ ) and screw ( ⑧ ). (Fig. 3)
c. Remove the OPERATION (4) P.C.B. which is connected directly to the MAIN (1) P.C.B. with board-to-board connectors.
(Fig. 2)
DIGITAL P.C.B.
⑦
18
OPERATION (4) P.C.B.
⑤ (U, C, R, K, A, ⑥
B, G, F, L, S models)
CB223
DIGITAL P.C.B.
CB222
CB262
CB264
CB191
MAIN (2) P.C.B.
OPERATION (4) P.C.B.
MAIN (1) P.C.B.
Fig. 2
⑤
⑨
Fig. 3
CB263
Board-to-board
connectors
CB196
CB194
④
CB195
CB192
⑧
CB21
CB22
Board-to-board
connectors