Yamaha MG206C-USB Service Manual page 22

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MG206C-USB/MG206C
4-5
Remove the three (3) screws marked [190], three (3)
screws marked [200] and three (3) screws marked [220].
(Fig. 4)
The inner chassis with heatsink assembly, JACK20R
circuit board and USB assembly (MG206C-USB only)
can be removed. (Fig. 4)
4-6
Disconnect the three (3) connectors. (Fig. 4)
4-7
Remove the four (4) screws marked [80] and screw marked
[70]. Then remove the heatsink assembly. (Fig. 5)
4-8
Remove the three (3) screws marked [40] and five (5)
screws marked [50], and separate the PS20 circuit board
from the heatsink. (Fig. 5)
[200]
Inner chassis with heatsink assembly, JACK20R circuit boad
and USB assembly (MG206C-USB only)
(インナーシャーシ[ヒートシンクAss'y、JACK20Rシート、
USB Ass'y【MG206C-USBのみ】付き])
[190]
[190]:
Bind Head Tapping Screw-B 3x8 MFZN2B3 (WE774400)
Bタイト+BIND
[200]:
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
[220]:
PW Head Tapping Screw-B 3x8 MFZN2W3 (WF002600)
Bタイト+PWH
22
[220]
[200]
[190]
[190]
Priority Screw
(優先ネジ)
(Fig. 4)
4-5
[190] のネジ3本、 [200] のネジ3本、 [220] のネジ3本を外
し、インナーシャーシ (ヒートシンクAss' y、JACK20R
シート、USB Ass' y 【 MG206C-USBのみ】 付き) を外しま
す。 (Fig. 4)
4-6
3ヶ所のコネクターを外します。 (Fig. 4)
4-7
[80] のネジ4本、 [70] のネジを外し、ヒートシンクAss'
yを外します。 (Fig. 5)
4-8
[40] のネジ3本、 [50] のネジ5本を外し、PS20シートと
ヒートシンクを分離します。 (Fig. 5)
[40]
[50]
Heatsink
(ヒートシンク)
Priority Screw
(優先ネジ)
[80]
[40]:
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
[50]:
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
[70]:
Bind Head Tapping Screw-B 3x8 MFZN2B3 (WE774400)
Bタイト+BIND
[80]:
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
(Fig. 5)
Heatsink assembly
[50]
(ヒートシンクAss'y)
[40]
25 
[70]
[80]

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