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A
B
C
DA824 OVERALL CIRCUIT DIAGRAM 3/3 (PN, AC, DC, SW)
1
PN
2
3
4
to DA-CN002
5
to MAIN-CN906
6
7
8
POWER
ON/
OFF
BL
WH
9
AC
BL
WH
(GR)
BR
BE
10
(GR/YE)
11
TO SERVICE PERSONNEL
Critical Components Infomation
Components having special characteristics are marked
and must be replaced with parts having specifications
equel to those originally installed.
12
DA824
A
B
C
D
E
F
G
1
1
1
OP AMP
OP AMP
2
2
2
DC
SW
KEC-92535
KEC-92535
REGULATOR –15V
Power Transformer
REGULATOR +15V
D
E
F
G
H
I
J
3
3
3
OP AMP
4
4
4
to DA-CN001
AD ONLY
REGULATOR +15V
AD ONLY
REGULATOR –15V
REGULATOR +15V
AD ONLY
AD ONLY
AD ONLY
AD ONLY
to MYSL-CN052
SYSTEM RESET
AD ONLY
AD ONLY
AD ONLY
AD ONLY
KEC-92535
H
I
J
K
L
M
7
5
5
7
5
7
OP AMP
8
6
8
6
8
6
KEC-92532
Note : See parts list for details of circuit board
NJM78M15FA(XJ603A00)
component parts
REGULATOR +15V
to MAIN-CN905
PQ05RF2(XH672A00)
: Ceramic Capacitor
REGULATOR +5V 2A
: Mylar Capacitor
: Metal Film Resistor
: Flame Proof C. Resistor
: Capacitor
: Metal Oxide Film Resistor
: not installed
K
L
M
N
O
P
Q
DA824
NJM79M15FA(XG505A00)
µPC2405AHF (XR607A00)
NJM7905FA(XK309A00)
REGULATOR -15V
REGULATOR +5V
REGULATOR -5V
3
3
2
3
2
2
1
1
1
1: OUTPUT
1: OUTPUT
1: OUTPUT
1: INPUT
1
2: INPUT
2
2: COMMON
2: INPUT
2: COMMON
3
3: OUTPUT
3: INPUT
3: COMMON
3: COMMON
NJM78L05UA(XJ598A00)
D3SBA20 (XN011300)
MTZ J 2.7B 2.7V (VQ552200)
REGULATOR +5V
DIODE STACK 4.0A 200V
ZENER DIODE
1
1
2
3
2
1: IN
2: OUT
1: OUTPUT
1
1: ANODE
2
3
3: GND
2: COMMON
4
2: CATHODE
4: ON/OFcont.
3: INPUT
DA824
N
O
P
Q
1
2
3
4
5
6
7
8
9
10
11
12
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