Sony ICD-ST10 / ICD-ST20 Service Manual ▷ View online
21
21
ICD-ST10/ST20
4-8. Schematic Diagram – MAIN Board (3/5) –
• Refer to page 25 for IC Block Diagrams.
R5025
1M
R5024
2.2M
75
Q5012
2SK3019TL
SWITCH
2SK3019TL
SWITCH
C5020
IC5003
C5009
C5012
C5021
C5006
Q5009
Q5005
C5004
TH5001
IC5005
IC5001
TP5010
Q5006
Q5003
TP5005
TP5006
TP5004
R5009
R5010
D5004
Q5002
R5007
R5008
R5016
R5015
IC5002
C5003
R5005
TP5007
TP5009
TP5001
TP5008
Q5010
Q5011
D5009
D5007
TP5002
D5002
TP5003
D5005
R5022
R5021
R5014
T5001
C5016
R5012
C5014
C5022
R5023
C5005
W5001
W5002
C5010
C5017
C5018
C5007
C5011
R5006
L5001
R5017
J5001
D5003
L5002
Q5013
Q5007
0.1
XC95028092AR
0.1
100p
ST20
0.1
0.1
NTHD5904T1
SW
2SC4617TL-Q2
0.1
THERMISTOR
XC61CS23XXNR
R1160N2918-TR-FA
3LN01S-TL
XP152A12CBMR
470k
150k
CRS02(TE85L)
XP151A12A2MR
470k
680k
470k
470k
S1F77600
47 10V
470k
3LN01S-TL
3LP01S-TL
MAZS120008S0
MAZS120008S0
MA2ZD02001SO
MA2ZD02001SO
470k
R5013
1k
470k
100k
33
10V
2.2k
47
6.3V
4.7
10V
10V
0
10
6.3V
0.1
47
10V
47
10V
1
22p
680k
1M
CRS02
(TE85L)
R5011
2.2k
NTHS5445T1
NOS356AP
EXCEPT
: ST20
: ST20
(Page 19)
(Page 19)
(Page 22)
(Page 23)
(Page 22)
22
22
ICD-ST10/ST20
4-9. Schematic Diagram – MAIN Board (4/5) / Switch Section –
• See page 11 for Waveforms. • Refer to page 25 for IC Block Diagrams. • See page 27 for IC Pin Function Description.
OPE
DIVIDE
PRIORITY
DIRECTNL ON / OFF
REC/REC PAUSE
PUSH PLAY/STOP(ENTER)
MENU
FOLDER
C6010
RB6002
RB6001
C6002
C6001
IC6003
C6003
C6006
R6019
R6018
R
6016
R6014
R6013
R6015
TP6007
TP6006
TP6004
TP6003
R6
017
TP6005
TP6008
TP6009
TP6010
R6020
R6021
IC6004
R6006
R6007
R6005
R6002
R6001
IC6002
TP6013
R6003
R6004
R6009
TP6011
X6001
TP7006
TP7007
R905
R906
S906
S907
S908
S909
R907
R910
S905
S904
S903
R904
R903
TP6002
TP6001
C6014
R6012
R6011
R6010
R6008
R6022
R6025
C6009
C6008
R7007
R7006
R7008
CN7004
D902
S902
S901
R909
S918
R911
C902
C901
R908
R3028
C6015
ST20
CN902
CN901
R912
R913
TP6012
IC6001
100p
100k
100k
1
1
N
JU
6366AF
T(TE1)
0.1
0.1
100k
C6007
0.001
100k
100k
100k
100k
100k
100k
100k
100k
TC7504FU(TE85R)
100k
100k
100k
470k
470k
M
25P10-AVM
N6T
470k
470k
100k
11.2896MHz
2.2k
3.3k
4.7k
33k
4.7k
3.3k
0.1
470k
470k
470k
470k
47
470
5p
5p
1k
2.2k
1k
18P
CL-165HR/YG-D-T
22k
33k
4700p
4700p
22k
220
47p
8P
10P
1k
4.7k
(Page 21)
(Page 21)
(Page 19)
(Page 19)
(Page 23)
(Page 23)
(book mark)
ERASE
ON / OFF
VOL
VOL
STOP
(Page 19)
23
23
ICD-ST10/ST20
4-10. Schematic Diagram – MAIN Board (5/5) –
• See page 11 for Waveforms. • Refer to page 26 for IC Block Diagrams. • See page 30 for IC Pin Function Description.
75
R7046
470k
76
HOLD
R7045 470k
C5001
C7011
C7012
C7013
C7015
C7018
C7009
C7010
Q7004
Q7005
IC7005
C7019
C7020
R5003
R
7020
R
7022
Q7002
R7014
TP7008
TP7009
TP7012
TP7013
R7033
Q7003
R7032
IC
7004
R7012
TP7010
R7023
R7026
R7029
R7031
R7034
R7042
C70
16
TP7004
TP7001
TP7003
R7001
IC7003
S7001
C7021
R7038
R7019
X7001
C7017
R7025
R7041
C7006
R5001
R5002
Q5001
C7014
R7013
CN7002
C7005
R7015
0.1
0.1
0.1
0.1
1000p
0.1
100p
0.1
UN9214J-(K8).SO
UN9214J-(K8).SO
R3130N28EA-TR
100p
1000p
470k
1k
1k
3LP01S-TL
10k
R7016
220k
100k
3LP01S-TL
100k
RX-4591CF
470k
470k
0
100k
100k
100k
0
47
10V
1M
MB91F233
0.1
100k
0
4.096MHz
100
0.1
470k
0
0.1
100k
33k
3LP01S-TL
0.1
10k
R7027 100k
R7030
D7004 1SS352
R7028 0
36P
0.1
1k
(Page 19)
(Page 22)
(Page 21)
(Page 22)
(Page 19)
(Page 19)
24
24
ICD-ST10/ST20
IC3003 LM4903MMX/NOPB (MAIN BOARD)
IC3004 AK4566VN-L (MAIN BOARD)
4-11. IC Block Diagrams
IC3001 LA7473V-TLM (MAIN BOARD)
IC3002 NJM2781RB1 (MAIN BOARD)
EXTNF2R
EXTNF1R
EXT IN-R
CTL-2
MIC VCC
HPFSW
INT IN-R
INTNFR
MIXOUTR
MIXINL
INTOUTR
GND
CTL-1
EXT IN-L
RF
INT IN-L
EXTNF1L
EXTNF2L
VCC
INTNFL
INTOUTL
MIXINR
MIXOUTL
HPF IN-L
OUT
-L
BIAS
SIT/MONO
HPF IN-R
OUT
-R
INT/EXT
1
2
3
4
5
6 7 8
9 10
11 12
13 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
EXT MIC
DET
EXT MIC
AMP L
EXT MIC
AMP R
INT MIC
AMP L
MIX
AMP L
OUTPUT
AMP L
RIPPLE
FILTER
MIC
VCC
VCC
INT MIC
AMP R
MIX
AMP R
OUTPUT
AMP R
BIAS
ON
OFF
ON
OFF
EXT
INT
EXT
INT
1
2
3
4
8
7
6
5
REG
GND
V+
OUT
IN-
NOISE
REG
STBY
IN+
1
2
3
4
8
7
6
5
BIAS
VDD/2
AV=-1
VO2
GND
VDD
VO1
XSHUTDOWN
BYPASS
+IN
-IN
7
8
14
13
12
11
10
9
28
22
23
24
25
26
27
5
6
4
3
2
1
15
17
16
18
19
20
21
AUDIO I/F
CONTROLLER
CONTROL
REGISTER
PDN
CSN
CCLK
HP AMP
MOUT
CDTI
LRCK
MCLK
BICK
SDTI
SDTO
DVDD
DVSS
HVSS
HVDD
HPR
AINL1
AINR1
AINL2
AINR2
A
VDD
A
VSS
VCOM
VREF
LIN
RIN
MIN
MOUT
MUTET
HPL
IPGA & ADC
DAC
ADC
DAC
HPF
DATT
VCOM
VREF
BOOST
IPGA
AINL1
AINL2
AINR1
AINR2
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