RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
22
MF117200
6. MAIN（1）、MAIN（3）、POWER（1）P.C.B.の外
し方
90
6. Removal of MAIN (1), MAIN (3) and POWER (1)
P.C.B.s
a. Remove CB307. (Fig. 6)
b. Remove 2 screws (9) and 4 screws (0). (Fig. 6)
c. Loosen the harness fixture fixing the cable.
d. Remove MAIN (1), (3) and POWER (1) P.C.B.s.. (Fig.
6)
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:
MF117200 (17P 200mm)
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:
MF117200 (17P 200mm)
• 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. 7
Fig. 6
CB307
MAIN (1) P.C.B.
MAIN (3) P.C.B.
POWER (1) P.C.B.
9
0
0
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