Read Sony CMT-EH20DAB / HCD-EH20DAB Service Manual online
HCD-EH20DAB
20
20
HCD-EH20DAB
7-6. SCHEMATIC DIAGRAM – MAIN Section (1/2) –
PIN102
R196
R102
D110
D109
R195
R123
R121
R124
R125
R101
R107
Q103
R103
R105
R109
Q101
R108
Q102
R104
R110
D106
R130
R128
D113
D108
R126
R127
R106
R140
R144
R145
R146
R147
R148
R149
R150
R139
R138
R137
R136
R135
R134
CNS104
D192
D191
R188
R192
R197
R185
R198
R186
R199
R187
R191
D193
R193
R545
R542
R541
R543
R544
R152
CNP502
W8
C109
C110
C114
C121
C155
C156
C118
C122
C191
C192
C193
C194
C196
JW107
L104
R189
R151
R175
R176
CNP501
J105
Q122
Q121
Q123
Q191
Q192
Q193
JW166
D107
CN102
W002
JW002
PT005
C535
R131
R129
C101
C113
JW137
D131
D111
JW169
JW170
F001
HRP501
100
100
2A02M
2A02M
100
470k
220k
100
4.7k
10k
470
2SC3052F
47k
100k
470
2SB1274R
100
2SC3052F
100k
100k
UDZSTE-178.2B
220
220
10EDB40
2A02M
47k
47k
22k
470
470
470
R601
R602
22k
22k
470
470
470
470
470
470
470
470
470
470
470
23P
10EDB40
10EDB40
22k
100k
100
100
100
100
100
100
1k
UDZSTE-173.9B
100k
4.7k
10k
22k
4.7k
4.7k
4.7k
3P
0.01
0.22
0.1
0.47
0.1
0.1
100
16V
16V
220
10V
10V
220
10V
10V
0.1
0.1
0.1
0.1
22k
4.7k
47k
47k
4P
2SC3052F
2SC3052F
2SC3052F
KTC3203
KTC3203
2SA1235F
2A02M
3P
3P
0.1
C602
0.22
C601
0.22
220
220
3300
35V
2200
35V
MC2836
D115
MC2840
10EDB40
A1
A2
A3
A7
A8
A9
A10
A11
A12
A13
A6
A4
A5
A19
A18
A17
A14
A15
A16
TU-L
TU-GND
TU-R
VM9V
SCOR
XRST
MIRQ
CCLK
MDAT
MLAT
MREQ
MACK
CLAT
SENS
XTSN
DRMT
MCLK
CCMD
DAB+3.3V_ON
DAB+5V_ON
DAB-OUT
DAB-IN
CCLK
CCMD
MCLK
MDAT
DRMT
CLAT
MREQ
MLAT
MACK
SCOR
SENS
MIRQ
XTCN
FUSD
XRST
O-DAB3V
O-POWER
I-P-MONI
VSTBY
I-TP_STATE
O-FUNC-SD
U-GND
O-DAB5V
O-FAN-ON
O-DABDO
I-DABDI
O-CD-CLK
O-CD-XLAT
O-CLK-MP3
I-CD-SENS
I-CD-SCOR
I-REQ-MP3
O-CD-XTACN
I-ACK-MP3
O-REQ-MP3
O-XLAT-MP3
O-AMP-ON/XRST
O-CD-CMD
SCOR
SENS
CLK
XRST
XTACN
D-OUT
L-OUT
R-OUT
DVDD(3.3V)
AVDD(3.3V)
AGND
DGND
MGND
IREQ-MP3
REQ-MP3
ACK-MP3
VM(7V)
XLAT-MP3
XLAT
DATA
DATA-MP3
CLK-MP3
I/O-DATA-MP3
O-DR-MUTE
DR-MUTE
(CHASSIS)
(1/2)
DECK
TAPE
MECHANISM
R-CH
L-CH
(REC/PB)
AUDIO IN
AC DETECT
AC DETECT
DC DETECT
Q101-103
+9V REGULATOR
(REC/PB)
REC
PB
+3.3V REGUALTOR
+3.3V REGUALTOR
AC DETECT
(AC IN)
POWER TRANSFORMER
∗
NOT REPLACEABLE:
BUILT IN TRANSFORMER
SW501
-1
-2
CNS111
25P
DAB-L
DAB-GND
VM9V
DAB-R
DAB+3.3V_ON
DAB+5V_ON
NC
DAB-OUT
DAB-IN
DAB+3.3V_ON
DAB+5V_ON
DAB-OUT
DAB-IN
CNS600
9P
T160mAL 250V
W701
CNS801
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17)
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23)
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21)
(Page 25)
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