Schematic Diagram - Power Section - Sony HCD-CZ1 Service Manual

HCD-CZ1/NAS-CZ1
Q Q
3 7 6 3 1 5 1 5 0
6-13. SCHEMATIC DIAGRAM – POWER SECTION –
J202
PHONES
SP201
(BACK TWEETER)
SP202
R-CH
(FRONT TWEETER) (CHASSIS)
SP203
(WOOFER)
(CHASSIS)
SP101
(BACK TWEETER)
SP_R+
SP102
L-CH
(FRONT TWEETER)
SP_R-
SP_L+
SP103
SP_L-
(WOOFER)
CN201
4P
CN103
14P
R151
C116
0
ST-GND 0.1
T E
L 1 3 9 4 2 2 9 6 5 1 3
A+9V
AGND
M+7V
R152
C119
0
MGND 0.1
D+4V R153 0
ETHER+4V
UCOM-GND R155 0
DGND R156 0
(Page 38)
C123
MP3-GND R157 0
0.1
FL-GND
FL-30V
VF
VF
C126
0.1
R158
0
w w w
HCD-CZ1/NAS-CZ1
POWER AMP
R327
220
C343
1/2W
FB341 0.001
FB241
C243 C263 C262
R261
0.001 47 100 R262
56k
50V 16V 100k
C203
0.1
C204
EP202
0.1
EP201
C232
0.1
C331 C231
C332 Q262 Q261
0.1 0.1
0.1 Q263 2SC1623 2SC1623
2SC1623
RELAY
R326
DRIVE
Q261,262 47k
R329 OVER LOAD DETECT
10
D821
1SS355
C330 C329
0.1 0.1
RY201
R328
C230 C229
R226
0.1 0.1
56k
R227 R823
R229 R228
220 180
10
1/2W 1/2W
IC111
+9V REGULATOR
TA7809LS
O I
G
C115 C114
22 47
16V 25V
IC112 TA7807S +7V REGULATOR
FB111 D111
1.1UH 21DQ04
O I
G
D112 C111
21DQ04 0.1
C118 C117
22 47
16V 25V
IC113 TA7804LS
D113
O I R111
G 21DQ04
+4V REGULATOR 0.33
C122 C121
D114
22 47 C112
21DQ04
16V 25V 0.1
IC114 TA7804LS
O I
G
+4V REGULATOR
C125 C124 C113
22 47 4700
16V 25V 25V
D135
UDZ-TE-17 D131
30B 10EDB40
C131
R133 C133 D132
0.1
10k 0.1 10EDB40
R132
2.2k
D136 C134 C132
D133
UDZ-TE-17 10 100
10EDB40
4.7B 50V 50V R131
4.7
Q131 D134
2SB1375 10EDB40
-30V REGULATOR
R135 R134
470 470
x a o
y
. i
http://www.xiaoyu163.com
IC201
LM1876TF
C202
1
C265
22
25V
C201
1
C223
180p
R224
27k
R325
R324 C323
10 R223 R323
27k 180p
1k 1k
C325
0.1
C224 C324
R322
C326 47 47
33k
0.1 25V 25V
C226
R222
0.1
33k
C225
0.1
R225
10
C103
2200 C266
35V 0.1
D101
D3SBA20
Q Q
C104
3 7 6
2200
35V
∗
F101,102
2A 125V(US)
T1.6A 250V(AEP,UK)
F102 C102 C101
∗
0.1 0.1
F101
∗
T1
MAIN POWER
TRANSFORMER
CN101
C267 3P CN3
0.1 2P
(CHASSIS)
CN102
6P
u 1 6 3
40 40
http://www.xiaoyu163.com
2 4
8 9 9
C321
CN202
R321 4.7
15P
1k 50V
R-CH
AGND
R221 1k C221 4.7 50V
L-CH
HP IN
R263 NC(HP MUTE)
4.7k
AMP MUTE
AMP STANDBY
PROTECTOR
R3 4.7k
POWER RELAY
EVER+4V
(Page 37)
R264 C264 D261 1SS355
22k 1000 UNREG-SUB
6.3V
SUB-GND
AUX-R
AGND
Q1 AUX-L
2SC1623
RELAY
DRIVE
R351
J201
1k
ANALOG IN
R251 1k
C351 C251 R252 R352
220p 220p 3.3k 3.3k
C268
0.1
(CHASSIS)
EP101
3 1 5 1 5 0 8 9
(CHASSIS)
CN2
2P
NEUTRAL
NEUTRAL
120/230V
R1 CN5
2P
D1
1SS355
RY1
CN1
F1 LF1
∗ 2P
LINE FILTER
(AC IN)
LIVE
C1
0.01
250V NEUTRAL
∗ (US)
F1
R2
3.15A 125V(US) 3.3M
T3.15A 250V(AEP,UK)
EP1
(CHASSIS)
m
c o
.
2
8 9 9
2 4 9 8 2 9 9
T2
CN115
SUB POWER
2P
TRANSFORMER
SUB-AC
SUB-AC
120/230V
(Page 38)