MSR100/SMS100
12
IC BLOCK DIAGRAM
AC Circuit Board (6448D-20) ........................................................... 12
EQ Circuit Board (6448B-20) ........................................................... 14
IN Circuit Board (6448A-20) ............................................................. 15
NETWORK Circuit Board (6448F-20) .............................................. 16
POWER AMPLIFIER Circuit Board (6448C-20) ............................... 13
POWER SWITCH Circuit Board (6448E-20) .................................... 12
CIRCUIT BOARDS
Note: See parts list for details of circuit board component parts.
AC, POWER SWITCH: 374005
（シート基板図）
注： シートの部品詳細はパーツリストをご参照下さい。
µ
PC4570HA (AAX42560)
Dual Operational Amplifier
1
A
2
3
4
5
6
7
8
9
+V
-IN
-V
+IN
OUT
A
A
A
+V
-IN
+IN
OUT
B
B
B
-
+
B
-
+
（部品側）
to POWER AMPLIFIER
-CN302, CN304
to AC IN
ON/ OFF
Pattern side
（パターン側）
Component side
（部品側）
Pattern side
（パターン側）
（ICブロック図）
www. xiaoyu163. com
QQ 376315150
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8
TEL 13942296513
9
9
2
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0
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Q
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TEL 13942296513 QQ 376315150 892498299
