Service manual

– 27 –
CD-C622/C2900
Figure 27 SCHEMATIC DIAGRAM (8/10)
7
8 9 10 11 12
2900
ONLY
C956
100/50
C954
100/50
Q908
KRC107 M
C937
0.1
(ML)
C936
0.1
(ML)
D802 1SS133
JK970
HEADPHONES
CNP802
R946
330(1/2W)
R937
4.7
R934
4.7
R961
15K
D960
1SS133
C960
10/50
R963
1K
Q906 2SC3331
RL901
R936
56K
C938
47/50
WTM801
D810
1SS133
D813
1SS133
D812
1SS133
D811
1SS133
C809
0.047(ML)
56K
C924
15P
R924
1K
C
923
47P
C813
220/50
C806
0.047
C805
0.047
D803
1N4004S
D806
1N4004S
D805
1N4004S
D804
1N4004S
ZD802
MTZJ30B
C804
47/50
Q801
KTA1274 Y
R806
2.2K
D807 1N4004S
D808
1N4004S
D809
1N4004S
C812 220/50
C811 220/50
RL801
C961
47/50
CNP804
R960
22(1/2W)
14
15
D907
1SS133
R938
56K
R939
56K
R949
330(1/2W)
R941
4.7K
R942
4.7K
Q960
2SC3331
1
2
3
4
5
6
7
8
R803
47K
C802
100/35
ZD801
MTZJ6.2A
C803
47/50
R802 47
1
2
CNP801
T802
C801
0.0047
M
M901
FAN MOTOR
FW801
1
2
T801
POWER TRANSFORMER
C810
470/25
Q803
AN78L05
1
D816
1SS133
2
3
C814
10/16
R808
220
C815
1000/6.3
D815
1SS133
D818
1SS133
Q802
KRC107 M
CNP806
R962
68K
R801
12K
SO801
AC INPUT
F802
4.0A/125V
F803
4.0A/125V
1
2
3
+
B2
16 OHMS/CH
6 OHMS/CH
+B
+B
+B
+B
+B
+B
+B
CNS804
1
5
SP_REAR_L-CH
SP_REAR_R-CH
SP_REAR_L-CH_GND
SP_REAR_R-CH_GND
SP_L-CH
SP_R-CH
SP_L-CH_GND
SP_R-CH_GND
CNS801
T.F
F805
2.0A/250V
–B
+
B
POWER TRANSFORMER
3
2
1
D_GND
UN_SW_5V
AC _RLY_CON
+5V
+B
CNS806
P29 12 - E
TO DISPLAY PWB
+B
AC POWER
SUPPLY CORD
AC 120V/60Hz
POWER PWB-A2
HEADPHONES PWB-A5
8
7
6
5
4
3
2
1
8
7
6
5
4
2
1
3
4
3
2
1
5
4
3
2
1
2
11
2
D801
TS6B04GM
CNS802
2900 ONLY
C808
0.047
C807
0.047
2900 ONLY
SO901
SPEAKER
TERMINAL
622 ONLY
VOLTAGE
REGULATOR