Yamaha HTR-6040, Service Manual

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RX-V461/HTR-6040/RX-V461DAB
RX-V461/HTR-6040/
RX-V461DAB
Fig. 4
Fig. 5
Fig. 6
When checking the P.C.B.:
a. Remove the top cover. (Fig. 1)
b. Remove 3 screws (
9
). (Fig. 3)
c. Remove 5 screws (
B
) and 4 screws (
C
). (Fig. 4)
d. Place the P.C.B. upright. (Fig. 5)
e. The rear panel and P.C.B. removed from the chassis
does not work because its grounding is loose.
Be sure to connect the ground of rear panel and MAIN
(1) P.C.B. (G102, G103, G104 and G105 ) to the chas-
sis with a ground lead or the like. (Fig. 5)
• Be sure to use the extension cable for servicing for the
following section. (Fig. 6)
DSP P.C.B. CB408_OPERATION (1) P.C.B. CB202:
V2854400 (17P, 300mm)
B
B
C
B
MAIN (1) P.C.B.
G105
G103
G104
G102
Ground lead
Ground lead
Rear panel
Rear panel
V2854400
CB408
CB202
DSP P.C.B.
OPERATION (1) P.C.B.