RX-V540/RX-V540RDS/HTR-5650/HTR-5650RDS/DSP-AX540
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
RX-V540/RX-V540RDS/HTR-5650/HTR-5650RDS/DSP-AX540
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
20
MF117350
5. MAIN（1）、MAIN（3）、POWER（1）P.C.B.の外
し方
78
5. Removal of MAIN (1), MAIN (3) and POWER (1)
P.C.B.s
a. Remove CB307. (Fig. 5)
b. Remove 2 screws (7) and 3 screws (8). (Fig. 5)
c. Remove MAIN (1), (3) and POWER (1) P.C.B.s.. (Fig.
5)
P.C.B.チェックをする場合には
POWER (1) P.C.B. CB601 – FUNCTION (1) P.C.B. CB307:
MF117350 (17P 350mm)
When checking the P.C.B.:
• Reconnect all cables (connectors) that have been
disconnected.
Be sure to use the extension cable for servicing for
the following section.
POWER (1) P.C.B. CB601 – FUNCTION (1) P.C.B. CB307:
MF117350 (17P 350mm)
• When connecting the flat cable, use care for the
polarity.
• 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.
Fig. 6
Fig. 5
CB307
MAIN (1) P.C.B.
MAIN (3) P.C.B.
POWER (1) P.C.B.
7
8
8
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