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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
20
SUBTRANS (9) P.C.B.
SUBTRANS (10) P.C.B.
SUBTRANS (7) P.C.B.
SUBTRANS (2) P.C.B.
SUBTRANS (6) P.C.B.
SUBTRANS (3) P.C.B.
CONVERSION P.C.B.
FUNCTION P.C.B.
Tuner
XM P.C.B.
SUBTRANS (8) P.C.B.
(U, C, A, B, G, E models )
CB21
CB23 CB24
CB307
CB351
CB452
CB453
CB706
(U, C models )
1
1
2
2
2
CB309
CB306
CB456
Top Cover
トップカバー
Front Panel Unit
フロントパネルユニット
Knob
ノブ
Suport Top
サポートトップ
CB863
Sub Chassis Unit
サブシャーシユニット
Plate Side L
プレートサイドL
Plate Side R
プレートサイドR
3
4
4
5
5
6
6
DISASSEMBLY PROCEDURES
Fig. 1
(Remove parts in the order as numbered.)
Disconnect the power cable from the AC outlet.
1. Removal of Top Cover
a. Remove 4 screws (1) and 5 screws (2). (Fig. 1)
b. Slide the Top Cover rearward to remove it. (Fig. 1)
2. Removal of Front Panel Unit
a. Remove 2 Knobs. (Fig. 1)
b. Remove 1 screw (3) and then remove the Support Top. (Fig. 1)
c. Remove 6 screws (4) and then remove the Front Panel Unit.
(Fig. 1)
3. Removal of Plate Side
a. Remove 2 push rivets (5). (Fig. 1)
b. Remove the Plate Side L/R. (Fig. 1)
4. Removal of Sub Chassis Unit
a. Remove 2 screws (6) and then slide the Sub Chassis Unit
forward. (Fig. 1)
b. Loosen the harness fixture fixing the cable.
c. Remove CB306, CB309, CB456 and CB863 and then remove
the Sub Chassis Unit. (Fig. 1)
5. Removal of DSP P.C.B.
a. Remove 1 screw (7). (Fig. 2)
b. Remove 7 screws (8). (Fig. 3)
c. Remove CB2 and CB11. (Fig. 2)
d. Lift up the SUBTRANS (2) P.C.B. and remove the CB1. (Fig. 2)
e. Remove the DSP P.C.B. with the Support/DSP. (Fig. 2)
Fig. 3
6. Removal of FUNCTION, SUBTRANS (2), (3), (6), (7),
(8) (U, C, A, B, G, E models), (9), (10), CONVERSION,
XM (U, C models) P.C.B.s and Tuner
a. Remove CB21, CB23, CB24 (U, C models), CB307, CB351,
CB452, CB453 and CB706. (Fig. 4)
b. Remove 23 (U, C models) / 21 (A, B, G, E models) / 19 (R, T,
K, L models) screws (9). (Fig. 3)
c. Remove FUNCTION, SUBTRANS (2), (3), (6), (7), (8) (U, C, A,
B, G, E models), (9), (10), CONVERSION, XM (U, C models)
P.C.B.s and the Tuner. (Fig. 4)
RX-V557/DSP-AX557
(番号順に部品をしてさい
AC電源ンセトから、電源コドを抜いてさい
1.プカバーの外し方
a.
1
のネジ4本、
2
のネジ5本を外ます(Fig.1)
b. ップカバーを後方へスライドさせ、取り外します(Fig.1)
2. ロンパネルユニトの外し方
a . ノブを 2 取り外しま(Fig.1)
b.
3
のネジ1本を外サポートッ (Fig.1)
c.
4
のネジ6 本を外フロトパ ネル ニットを取り外しま
(Fig.1)
3. レート、サイドの外し方
a.
5
プッシュリベット2 本を外します(Fig.1)
b. レートサL /R取り外します(Fig.1)
4 . サブ シャーシ ニットの外し方
a.
6
のネジ2本を外サブシャーシユニッを前方に引き出す。
(Fig.1)
b. ーブルしているめをゆるめます
c. CB306、CB309、CB456、CB863を外サブャーシユ
ニットを取り外します (Fig.1)
5. DSPP.C.B.の外し方
a.
7
のネジ1本を外ます(Fig.2)
b.
8
のネジ7本を外ます(Fig.3)
c. CB2、CB11を外す。(Fig.2)
d. SUBTRANS(2)P.C.B.を上部に浮かせCB1を(Fig.2)
e. DSPP.C.B.をサポ/DSPと共に取ます(Fig.2)
6. FUNCTION、SUBTRANS(2)(3)(6)(7)(9(10
CONVERSIONP.C.B.、TUNERの外し方
a. CB307、CB351、CB452、CB453、CB706を
(Fig.4)
b.
9
のネジ22本を外します。(Fig.3)
c. FUNCTION、SUBTRANS(2)(3)(6)(10
CONVERSIONP.C.B.、TUNERを取す。(Fig.4)
Fig. 2
7
SUBTRANS (2) P.C.B.
DSP P.C.B.
CB1
CB11
CB2
Support/DSP
サポート/DSP
Fig. 4

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Yamaha DSP-AX457 Specifications

General IconGeneral
BrandYamaha
ModelDSP-AX457
CategoryAmplifier
LanguageEnglish

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