1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
AD824
AD824
AD824
AD824 OVERALL CIRCUIT DIAGRAM 4/4 (PN, DC, SW, AC)
PN
DC
AC
SW
KEC-92527
KEC-92531
KEC-92531
KEC-92531
NJM7815FA(XD853A00)
REG15V
1
2
3
1: OUTPUT
2: COMMON
3: INPUT
NJM7915FA(XD854A00)
REGULATOR -15V
1
2
3
1: OUTPUT
2: INPUT
3: COMMON
NJM7905FA(XK309A00)
REGULATOR -5V
1
2
3
1: OUTPUT
2: INPUT
3: COMMON
PQ05RF2(XH672A00)
REG5V 2A
MTZJ7.5A(XQ554100)
ZENER DIODE 7.5V
MTZJ33B(VQ558500)
ZENER DIODE 33V
MTZJ27B(VQ557800)
ZENER DIODE 27V
2: OUT
1: IN
3: GND
4: ON/OFcont.
4
3
2
1
REG5V
µ
PC2405AHF (XR607A00)
1
2
3
3: OUTPUT
2: COMMON
1: INPUT
D3SBA20 (XN011300)
DIODE STACK 4.0A 200V
D3SBA20 (VT359600)
DIODE STACK 4.0A 200V
S1WB (A) 60 (VB845300)
DIODE STACK 1.0A
11ES4 (VB481900)
DIODE
1
2
1: ANODE
2: CATHODE
1
2
1: ANODE
2: CATHODE
D1F60 (VS201100)
DIODE
1: ANODE
2: CATHODE
2
1
Note: See parts list for details of circuit board
component parts
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.
: Flame Proof C. Resistor
: Metal Oxide Film Resistor
: not installed
: Metal Film Resistor
Power Transformer
BL
WH
BL
WH
BR
(GR/YE)
(GR)
BE
: Capacitor
to MAIN-CN905
to AD-CN001
to HA-CN001
to MYSL-CN052
to MAIN-CN906
INTERNAL
GAIN
WORD CLOCK
1
2
3
SEL
4
5
6
7
SEL
8
+48V MASTER
OFF / ON
POWER
ON
/ OFF
OP AMP
OP AMP
OP AMP
OP AMP
Transistor Array
Transistor Array
REG15V
REGULATOR –15V
REG15V
REG15V
REG15V 2A
REGULATOR
–15V
SYSTEM
RESET
to AD - CN002
to MAIN - CN904
: Ceramic Capacitor
: Mylar Capacitor
O
O
O
O
O
O
O
O
O
O
O
O
O
O
Summary of Contents for AD824
Page 22: ...MAIN Circuit Board B B 3NA V579130 AD824 22 ...
Page 23: ...E B B MAIN MYSL 3NA V579130 MYSL Circuit Board AD824 23 Pattern side Pattern side ...
Page 24: ...3NA V579110 INPUT BAL 1 2 3 4 5 6 7 8 1 HA Circuit Board C C AD824 24 ...
Page 25: ...AD824 25 3NA V579110 to MAIN CN903 1 C C to JK CN202 to JK CN102 to DC CN007 Component side ...
Page 26: ...HA Circuit Board 3NA V579110 1 D D AD824 26 ...
Page 27: ...3NA V579110 1 D D AD824 27 Pattern side ...
Page 30: ...AD824 30 AD Circuit Board 3NA V579120 F F ...
Page 31: ...AD824 31 JK Circuit Board F F AD JK 3NA V579120 Pattern side Pattern side ...
Page 33: ...PN Circuit Board 3NA V579100 1 H H H H AD824 33 Pattern side ...