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Yamaha DSP-AX457 User Manual

Yamaha DSP-AX457
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RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
23
RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
8
7
7
9
9
POWER (1) P.C.B.
POWER (2) P.C.B.
MAIN (5) P.C.B.
MAIN (1) P.C.B.
CB354
P.C.B.チェックをする場合には
布を敷きます。その上にMAIN(1(5、POWER
(1)(2)P.C.B.をヒートシンクと一緒に立ててチェック
します。(Fig.6)
外したケーブ(コネクター)をすべて接続してください。
フラットケーブルを接続する際、極性に注意してくださ
い。
リアパネルから外したP.C.B.はアースが浮いて動作しま
せんので、各P.C.B.のアースをリード線等でシャーシま
たはGNDに接続してください。
When checking the P.C.B.:
Put a Cloth over the equipment. Put the MAIN (1), (5)
and POWER (1), (2) P.C.B.s together with the heat
sink upright on the Cloth and check them. (Fig. 6)
Reconnect all cables (connectors) that have been
disconnected.
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
5. MAIN(1(5)、POWER(1(2)P.C.B.の外し方
a. CB354を外します。(Fig.5)
b.
7
のネジ2本、
8
のネジ2本、
9
のネジ3本を外します。(Fig.
5)
c. MAIN(1)(5)、POWER(1)(2)P.C.B.を取り外しま
す。(Fig.5)
5. Removal of MAIN (1), (5) and POWER (1), (2) P.C.B.s
a. Remove CB354. (Fig. 5)
b. Remove 2 screws (7), 2 screws (8) and 3 screws
(9). (Fig. 5)
c. Remove MAIN (1), (5) and POWER (1), (2) P.C.B.s.
(Fig. 5)
Fig. 5
Cloth
布

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Yamaha DSP-AX457 Specifications

General IconGeneral
BrandYamaha
ModelDSP-AX457
CategoryAmplifier
LanguageEnglish

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