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Yamaha MSP7 STUDIO Service Manual page 8

Msp series powered monitor speaker
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MSP7 STUDIO
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3 7 63 1515 0
4.
Power Transformer, TRANS Circuit Board
(Time required: About 3 minutes)
4-1
Remove the rear panel assembly. (See procedure 2)
4-2
Remove the three (3) screws marked [B] and screw
marked [C]. The power transformer with TRANS circuit
board can then be removed. (Fig. 4)
4-3
Unsolder the power transformer mounting solder (9 lo-
cations) and separate the power transformer from the
TRANS circuit board.
*
The power transformer is not a component of the
TRANS circuit board.
Power
Transformer
[ B ]
(電源トランス)
[ C ]
Fig. 4 ( 図 4)
5
AMP Circuit Board, INPUT Circuit Board
TE
L 13942296513
(Time required: About 5 minutes each)
5-1
Remove the rear panel assembly. (See procedure 2)
5-2
Remove the three (3) screws marked [B] and screw
marked [C]. The power transformer can then be removed.
(Fig. 4)
5-3
Remove the five (5) screws marked [D] and screw
marked [E]. The transformer bracket can then be re-
moved. (Fig. 5)
5-4
AMP Circuit Board:
5-4-1 Remove the two (2) screws marked [F] and the four (4)
screws marked [G]. The AMP circuit board can then be
removed. (Fig. 6)
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8
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TRANS
[ B ]
[ F ]
[ G ]
AMP
x
ao
y
[ G ]
i
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8
4.
電源トランス、TRANSシート
(所要時間:約3分)
4-1
リアパネルAss' yを外します。 (2項参照)
4-2
[B] のネジ3本、 [C] のネジを外し、電源トランスと
TRANSシートを外します。 (図 4)
4-3
電源トランス取付部分のハンダ (9ヶ所) を外して、電源
トランスとTRANSシートを分離します。
※ 電源トランスはTRANSシートの構成部品ではあり
ません。
[ D ]
[ E ]
[ D ]
Q Q
5
AMPシート、INPUTシート
3
6 7
1 3
(所要時間:各約5分)
5-1
リアパネルAss' yを外します。 (2項参照)
5-2
[B] のネジ3本と [C] のネジを外し、電源トランスを外
します。 (図 4)
5-3
[D] のネジ5本と [E] のネジを外し、トランス金具を外
します。 (図 5)
5-4
AMPシート:
5-4-1 [F] のネジ2本と [G] のネジ4本を外し、AMPシートを外
します。 (図 6)
[ G ]
u163
.
Fig. 6 ( 図 6)
2 9
9 4
2 8
Transformer Bracket
(トランス金具)
Fig. 5 ( 図 5)
1 5
0 5
8
2 9
9 4
m
co
9 9
[ D ]
2 8
9 9

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