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Yamaha AFC1 Service Manual page 83

Active field controller

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P
O
N
MAIN, SUB CIRCUIT DIAGRAM 002 (AFC1)
1
OP AMP
2
3
SYSTEM
RESET
Battery
4
SUB
AND
NAND
5
SYSTEM RESET
28CC1-8825995
6
OP AMP
7
TO SERVICE PERSONNEL
8
Critical Components Information
Components having special characteristics are marked
and must be replaced with parts having specifications
equal to those originally installed.
9
• Lithium Battery(リチウム電池)
Battery VN103500
VN103600(Battery holder for VN103500)
10
Notice for back-up battery removal
Battery
Push the battery as shown in figure,
then the battery will pop up.
Druk de batterij naar beneden zoals
aangeven in de tekening de batterij
springt dan naar voren.
Battery holder
11
KEC-92549-002
15
6
12
M
L
K
J
OR
OR
I
H
G
F
CPU (MASK)
OR
Note) R007 and R010 are not installed. (for mode set)
注)R007、R010は実装なし(モード設定用)
MAIN, SUB CIRCUIT DIAGRAM 002 (AFC1)
E
D
C
B
: Ceramic Capacitor ( セラミックコンデンサー )
A
AFC1

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