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Yamaha n8 Service Manual page 21

Digital mixing studio
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5.
MIDI-A Circuit Board
(Time required: About 7 minutes)
5-1
Remove the bottom cover. (See procedure 1)
5-2
Remove the DM-A circuit board. (See procedure 2)
5-3
Remove the rear panel assembly. (See procedure 4)
5-4
Remove the three (3) screws marked [290], the
washer marked [410] and the hexagonal nut
marked [420]. The MIDI-A circuit board can then
be removed. (Fig. 3)
6.
MLAN Circuit Board
(Time required: About 7 minutes)
6-1
Remove the bottom cover. (See procedure 1)
6-2
Remove the DM-A circuit board. (See procedure 2)
6-3
Remove the rear panel assembly. (See procedure 4)
6-4
Remove the two (2) screws marked [320C]. The
MLAN circuit board can then be removed. (Fig. 3)
[400]
[80C]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2B3 (WE972200)
[200]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2B3 (WE972200)
[220A]: Hexagonal Socket Set Screw-S (S タイト 6 角孔付き) 3.0X6 MFZN2B3 (WF419300)
[290]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2B3 (WE972200)
[320C]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2B3 (WE972200)
[340]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2B3 (WE972200)
[400]: Bind Head Tapping Screw-B(B タイト+ BIND)3.0X10 MFZN2W3 (WE774200)
[410]: Washer(ワッシャー)(VJ869400)
[420]: Hexagonal Nut(特殊六角ナット)M12X14X2 P=1.0 (WF559900)
HA-A
JK-A
[220A]
PS
5.
MIDI-A シート
5-1
ボトムカバーを外します。 (1 項参照)
5-2
DM-A シートを外します。 (2 項参照)
5-3
リアパネルアセンブリーを外します。 (4 項参照)
5-4
[290] のネジ 3 本と [410] のワッシャー 1 個、 [420]
の六角ナット 1 個を外して、MIDI-A シートを外
します。 (図 3)
6.
MLAN シート
6-1
ボトムカバーを外します。 (1 項参照)
6-2
DM-A シートを外します。 (2 項参照)
6-3
リアパネルアセンブリーを外します。 (4 項参照)
6-4
[320C] のネジ 2 本を外して、MLAN シートを外
します。 (図 3)
[B]
MIDI-A
MLAN
PS angle
(PS金具)
AC connector assembly
(AC束線)
Fig. 3 (図 3)
(所要時間:約 7 分)
(所要時間:約 7 分)
[A]
[80C]
[C]
[410]
[D]
[200]
[320C]
n8/n12
[420]
[290]
[C]
[D]
[290]
[320C]
[340]
21

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