Read Sony ICD-MS1 (serv.man3) Service Manual online
ICD-MS1
7
7
1-5. SCHEMATIC DIAGRAM – AUDIO Board –
MIC161
D562
R189
FB161
FB162
R161
C162
C163
C566
C567
C167
R169
R164
R168
S161
R170
C169
C170
C172
C173
C176
R172
R175
IC163
C180
C177
R177
C166
IC162
R181 C186
R180
C181
C182
C183
C189
IC164
IC161
R167
R166
C196
IC564
R195
R196
Q161
R198
R130
R133
C132
IC165
R179
R178
C179
C175
C174
R173
R174
C171
D563
C187
R199
C199
Q163
C561
C564
IC169
R773
R772
D761
Q761
IC563
R186
Q167
Q162
IC561
C563
C562
L561
D561
IC562
R134
C188
C134
R184
C565
R132
C131
C133
R185
R136
R137
FB131
FB132
R197
R131
C161
J162
SP161
R775
S761
S764
S763
C130
R777
R776
Q165
R771
R774
CN761
RV161
R162
R561
R562
FB133
IC168
R135
J161
MA8120
10k
4.7k
22
6.3V
0.1
10
6.3V
10
6.3V
100p
47k
3.3k
22k
4.7k
0.033
10
6.3V
1
0.1
4.7
6.3V
1M
10k
NJM2072M
1
0.22
33k
0.22
AN6123MS
470
0.22
1k
10
6.3V
0.1
0.1
1
ML7029MBZ020
LMV751M5X
47k
47k
0.1
XC62HR3502MR
2.2k
2.2k
DTC363EKT146
47k
330
150k
330p
XC25A08510MR
470k
47k
2.2
2200p
0.1
10k
3.3k
1000p
MA8068
0.047
10k
0.1
XP1212
1
10
6.3V
TC7S04FU
1k
220
CL-165HR/YG
XP1212
XC62HR3102MR
470k
UN9115J
UN9115J
XC6371C402PR
10
6.3V
47
6.3V
RB551V
XC62HR3302MR
220k
0.1
10
6.3V
220k
10
6.3V
10k
2.2
4.7
1k
47
47
470k
470k
1000p
470k
0.22
1k
1k
XP161A1265PR
470k
470k
40P
30k/30k
470
220
220
TPA311D
0
XDDEN
XDDEN
SCK2
SCK2
TXD2
TXD2
DSPTX
DSPRX
DSPRX
DSPTX
B+(2.5V)
B+(2.5V)
DSPTX
DSPRX
TXD2
SCK2
XDDEN
XDPDN
XBCK
SYNK
MICPOW
AMPPOW
SPOWER
BTLSE
LMUTE
HPMUTE
SP/LP
DDC2-OFF-CTL
VCC1(3.3V)
DGND
DGND
AGND
AGND
AGND
HOLD
XHOLD
PULLUP
REDLED
GRNLED
HPJACK
BEEPCTL
VORSW
XVORIN
SPEED
SGND
SGND
SGND
SGND
NC
NC
GSX
AIN1-
SG
VA
AG
VFRO
DG
PDN
VD
BCLK
SYC
PCMSO
PCMSI
IS
IR
PCMRO
PCMRI
MCK
DEN
EXCK
DIN
DOUT
VDD
OUT
INPUT
AMP
OUT
GND
V
S
S
V
D
D
IN
O
U
T
C
E
VOUT
VSS
NC
VIN
CE
(CHASSIS)
OUT
VDD
IN
VSS
VOUT
NC
CE
LX
VSS
NC
CE
VS
S
VIN
VO
U
T
N
C
C
E
VS
S
VIN
VO
U
T
(CHASSIS)
VOR DETECTOR
MIC AMP
VCC
GND
AGC
VCC
GND
ADPCM
DIVIDER
+3.5 REGULATOR
POWER AMP
Q163-1 BTL CONTROL SWITCH
Q163-2 AMP ON SWITCH
-2
-1
INVERTER
-2
-1
DC/DC
CONVERTER
B+ SWITCH
BUFFER
BEEP TONE
LINE MITING
+3.3 REGULATOR
+3.3 REGULATOR
EARPHONE
MUTING
(EARPHONE)
(SPEAKER)
HOLD
OFF
VOR
-2
-1
-1(PLAY:GRN)
-2(REC:RED)
S
(CHASSIS)
VOL
OPR
HOLD
OFF
ON
SPEED
PLAY
FAST
NORMAL
SLOW
HIGH
LOW
MIC
SENS
MIC
MIC
(PLUG IN POWER)
100
µ
H
(Page 5)
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