Yamaha HTR-5635, Руководство по обслуживанию, Страница: 8 / 68

8
HTR-5635
HTR-5635
MAIN (10) P.C.B.
MAIN (2) P.C.B.
MAIN (3) P.C.B.
MAIN (1) P.C.B.
MAIN (4) P.C.B.
FUNCTION (5) P.C.B
F
C
B
C
CB253
Fig. 6
6. Removal of MAIN (1), MAIN (3), MAIN (4) and
FUNCTION (5) P.C.B.s
a. Remove CB253. (Fig. 6)
b. Remove 1 screw (
B
) and 2 screws (
C
). (Fig. 6)
c. Remove MAIN (1), MAIN (3), MAIN (4) and FUNCTION
(5) P.C.B.s. (Fig. 6)
7. Removal of MAIN (10) and MAIN (2) P.C.B.s
a. Remove 4 screws (
D
). (Fig. 3)
b. Remove MAIN (10) P.C.B.. (Fig. 6)
c. Remove 1 screw (
E
). (Fig. 3)
d. Remove 1 screw (
F
). (Fig. 6)
e. Remove MAIN (2) P.C.B.. (Fig. 6)
Fig. 4
Fig. 5
A
CB312
When checking the P.C.B.:
• Put the rubber sheet and a cloth over the equipment.
Then place the P.C.B. upside down on the cloth and
check it. (Fig. 5)
• Reconnect all cables (connectors) that have been
disconnected.
• The P.C.B. removed from the rear panel does not work
because its grounding is loose. Be sure to connect the
ground of each P.C.B. to the chassis or GND with a
jumper wire or the like.
5. Removal of FUNCTION (1) ~ (4), FUNCTION (10)
P.C.B.s and Tuner
a. Remove CB312. (Fig. 4)
b. Remove 15 screws (
0 ). (Fig. 3)
c. Remove 1 screw ( A ). (Fig. 4)
d. Remove FUNCTION (1) ~ (4), FUNCTION (10)
P.C.B.s. and the Tuner. (Fig. 4)
Tuner
VIDEO (2) P.C.B. *1
VIDEO (1) P.C.B. *1
FUNCTION (2) P.C.B.
FUNCTION (3) P.C.B.
FUNCTION (1) P.C.B.
FUNCTION (4) P.C.B. FUNCTION (10) P.C.B.
Rubber sheet and cloth
*1: Not applied to HTR-5635