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楽器 Yamaha PortaTone PSR-A300のPDF サービスマニュアルをオンラインで閲覧またはダウンロードできます。Yamaha PortaTone PSR-A300 40 ページ。
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Top view
Rubber Contact
[180A]
61L
9
2
3
13.
How to Remove Spring Terminals
A
Spring Terminal A, Spring Terminal B
13-1
Remove the lower case keyboard assembly.
(See procedure 7)
13-2
Remove the keyboards from C1 to B2.
(See procedure 10)
13-3
Remove the battery connector assembly soldered
to the spring terminal A and spring terminal B.
(Photo. 3)
13-4
Reverse the lower case keyboard assembly and
remove the battery lid assembly. (Fig. 1)
13-5
Lift the spring terminal A a little and slide it in the
upper right direction to remove it. (Fig. 8)
13-6
Remove the hook for the spring terminal B to pull it
out from inside. (Fig. 8)
Spring Terminal B
Soldering
Battery Connector Assembly
(Photo.3)
Rubber Contact
Rubber Contact
[180A]
[180A]
[190A]
[190A]
[180]:
Bind Head Tapping Screw-B 3.0X8 MFZN2Y (EP600250)
[190]:
Bind Head Tapping Screw-P SP 3.0X12 MFZNBL (VZ313100)
61L
10
11
4
5
6
7
Spring Terminal A
[180A] [180B]
Rubber Contact
(Fig.7-1)
61H
12
6
8
1
1
3
(Fig.7-2)
B
Spring Terminal C, Spring Terminal D
13-1
Remove the battery lid assembly at the bottom side
of the lower case keyboard assembly. (Fig. 1)
13-2
Remove the hooks to pull out the spring terminal C
and spring terminal D. (Fig. 8, 9)
Spring Terminal A
Spring Terminal C
Rubber Contact
[180B]
[180B]
[190B]
7
8
4
5
2
Spring Terminal D
Spring Terminal B
Hook
Hook
(Fig.8)
Spring Terminal C
Hook
Hook
(Fig.9)
PSR-A300
61H
11