CDR-HD1500
A
1
2
3
4
5
6
7
8
9
B
C
D
E
G
H
I
J
K
L
48
SCHEMATIC DIAGRAM (OPERATION 2/2)
S1VB20
–
+
~
~
IC703: NJM79M05FA
Voltage Regulator
+
–
+
–
1
2
3
V
OUT
5
ON/OFF
4
Oadj
V
IN
V
REF
COM
Voltage
regulator
Over current
protection
circuit
Over heat
protection
circuit
ON/OFF
circuit
Soft
start
Oscillator
ERROR AMP.
PWM COMP.
F/F
Q
S
R
IC700~701 : PQ1CG2032FZ
Voltage Regulator
Amp.
IC702: M5237L
Regulator
3
OUTPUT
1
INPUT
Starter
Circuit
Overheat
Protection
Sudden Current
Protection
ASO
Protection
2
GND
Standard
Voltage
–
+
PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.
★
All voltage are measured with a 10M
Ω
/V DC electric volt meter.
★
Components having special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
SF5S6
D2SBA20
D3SBA20
2SB1314
2SD2394
1SR139-400
MTZJ5.1B
MTZJ5.6B
MTZJ11.0A
MTZJ30.0D
2SA933S
DTC114ES
B C
E
E
C
B
Anode
Cathode
–
+
~
~
NJM79M05FA
5
1
PQ1CG2032FZ
µ
PC4570HA-A
M5237L
3: OUT
2: GND
1: IN
IC500:
µ
PC4570HA
Dual OP-Amp
Vcc
Vo
1
-Vm
1
+Vm
1
V
EE
+Vm
2
-Vm
2
Vo
2
Vcc
1
2
3
4
5
6
7
8
9
+
+
-
-
1
2
1
9
COMMON
OUTPUT
INPUT
1: OUT
2: IN
3: COM
POWER
SUPPLY
VOLTAGE
REGULATOR
POWER
SUPPLY
VOLTAGE
REGULATOR
P
age 45
to MAIN
A5
P
age 46
to MAIN
J4
Page 49
U, J models
to OSD (2)
B2
A, B, G models
AC
19.2
AC
9.9
AC
6.9
AC
15.9
AC
4.7
24.4
12.0
0
12.0
0
1.2
6.8
6.8
0
24.4
12.0
24.4
11.1
5.0
0
5.0
0
1.2
6.8
6.8
0
11.1
0
6.7
-19.8
0
10.0
20.9
10.0
20.9
6.7
5.1
5.8
-29.5
-28.6
-19.8
-24.8
-29.5
-24.8
8.6
-22.8
-29.2
5.1
-4.9
5.2
5.2
0
5.1
4.6
9.1
4.6
9.1
5.2
5.1
5.1
-29.2
0
1.3
5.8
-5.0
-19.8
-5.0
-19.8
0
0
20.9
11.9
0
11.2
11.9
5.0
11.1
5.1
-5.0
0
0
0
0
ANALOG OUT
w w w
.
x i a o y
u 1 6 3 .
c o m
Q Q
3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299