Service manual

CB615
W606A W606B
CB601
CB613 CB614
CB603
CB603
CB604
W604AW604B
W601AW601B
W605AW605B
W603AW603B
W602AW602B
CB606
CB607
CB608
CB609
IC603
IC605
IC606
IC604
IC661
CB610
CB611
CB612
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
CD-S1000
45
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ 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.
POWER
AC9.9
AC12.1
AC27.6
AC4.0
AC26.9
0
-17.0
17.1
14.4
14.4
15.0
5.7
-14.4
0
17.1
-5.0
0
-5.5
-12.3
-15.0
-14.4
-17.0
12.2
5.1
17.1
14.4
14.4
14.8
5.6
-14.5
-4.9
11.1
0
5.6
0
-5.5
-12.2
-15.1
8.1
8.1 5.1
11.1 8.1
0
14.1
35.5
8.2
14.1 8.2
29.6
30.2
30.2
0
8.1
5.1 3.3
5.1 3.3
0
25.1 12.1
25.1
8.1
0
8.1
8.1
7.9
8.1
8.1
8.1
8.1
-12.1
7.9
-12.1
12.1
0
5.1
0
0
-5.5
-14.4
-17.0
11.9
5.0
0
0
-17.0 17.1
0
5.6
0
11.1
5.6
7.1
0
14.1
7.1
17.6
0
0
5.3
35.5
17.6
Vref
Driver
OVP TSD
OCP
GND
VOUT
Vcc
1
2
3
IC661: BA08CC0T
1A low dropout voltage regulator
IC603: NJM78M05FA
3-terminal positive voltage regulator
IN
OUT
GND
IC604: NJM7808FA
3-terminal voltage regulator
INPUT
OUTPUT
GND
IC606: NJM78L12UA
3-terminal positive voltage regulator
VIN
VOUT
GND
IC605: PQ033ES3MXP
Low power loss regulator
3
DC input (Vin)
1
DC output (Vo)
2
GND
IC
REGULATOR
POWER (1)
POWER (3)
POWER (2)
AC IN
POWER
ON/OFF
R, L models
VOLTAGE
SELECTOR
R, L models
R, L models
to DIGITAL (1)_W309
Page 41
B8
to DIGITAL (1)_W306
Page 41
L2
to AUDIO_CB6
Page 44
B8
to AUDIO_CB5
Page 44
B2
To LOADER unit
U, C, T, K, A, B, G, J models
POWER TRANSFORMER
POWER TRANSFORMER