Sony ICD-S7 Service Manual ▷ View online
21
21
ICD-S7
4-9. Printed Wiring Board – SW Board –
•
: Uses unleaded solder.
SW BOARD (SIDE A)
SW BOARD (SIDE B)
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
S901
ON
OFF
S T O P
9
1
1-685-772-
1-685-772-
11
(11)
11
(11)
B
TO
AUDIO
BOARD
CN7104
(Page 14)
S902
D P C O N / O F F
V O L
V O L
FOLDER
MENU
O P R /
R E C P A U S E
R 9 1 0
22
22
ICD-S7
4-10. Schematic Diagram – SW Board –
S902
S903
S904
S905
S906
C901
C902
C903
C904
S901
CN901
D901
D902
R908
R906
R904
R902
R909
R907
R905
R903
R901
4700p
B
4700p
B
4700p
B
4700p
B
9P
RB717F
RB717F
33k
22k
4.7k
3.3k
33k
22k
4.7k
3.3k
2.2k
(Page 16)
ET901
R910
1k
STOP
VOL-
VOL+
DPC ON/OFF
OPR/
REC PAUSE
REC PAUSE
ENKCDQ
LDMT
23
ICD-S7
4-11. IC Block Diagrams
IC3201 AN12906A (AUDIO BOARD)
GND
NC
NC
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
16
17
18
19
20
15
14
13
12
1
2
3
4
5
6
7
8
11
10
9
MIC VOLTAGE
SUPPLY
VCC
VREF
VREFHP
DET
AGC
LPF
LPF
VREF
SPOUT
-
MIXOUT
SPOUT+
SPGND
SPPWR
BEEPIN
SPIN
MUTE
NC
STBYSW
RIN
LIN
GND
RECOUT
FEEDBACK
LPF2IN
LPF1IN
LPF2OUT
LPF1OUT
AGCSW
AGCOUT
BIASOUT
MICOUT
MICPWR
GND
LGAIN IN
HGAIN IN
GAINSW
GAIN OUT
AGCDET
MICIN
MICLF
MICVCC
VREF
VCC
SPVREF
LOUT
ROUT
HPGND
HPPWR
SPVCC
CVCC
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
4
3
5
6
14
13
8-10
11
GND
D-
D+
VBUS
TRON
TEST
DACK1
DREQ1
TC1
INT1
IVDD
XOUT
XIN
CVCC
GND
A1
A2
A3
A4
A5
A6
D0
D1
D2
D3
D4
D5
D6
D7
D11
D10
D9
D8
IVDD
GND
D12
D13
D14
D15
HWR
INT0
RD
LWR
CS
RST
DREQ0
DACK0
I/O BLOCK
USB-IP
OSCILLATION
BUFFER
/48MHzPLL
VBUS
INPUT CIRCUIT
D+ PIN PULLUP
CIRCUIT
USB
TRANSCEIVER
TRANSFER
CONTROLLER
SERIAL
INTERFACE
ENGINE
(SIE)
INTERRUPT CONTROLLER
ENDPOINT
CONTROLLER
FIFO MEMORY CONTROLLER
FIFO MEMORY
BUS
INTERFACE
UNIT
(BIU)
IC8101 M66291GP-2 (MAIN BOARD)
24
ICD-S7
IC3202 S1V81510F0020B (AUDIO BOARD)
21
22
23
24
25
26
27
28
29
30
31
32
33
35
34
36
37
38
39
40
41
42
43
44
45
46
47
48
16
17
18
19
20
15
14
13
12
1
2
3
4
5
6
7
8
11
10
9
MCK0
VREF
VREF
IPGA
IMIX
IMIX
OMIX
OMIX
IPGA
0PGA
DPGA
DPGA
0PGA
ANALOG
I/F
ADC
ADC
DAC
DAC
DF
HPF
HPF
DF
IF
IF
OSC
A-D
I/F
I/F SEQ
CONTROL
DATA I/F
AUDIO
DATA I/F
CONTROL
REG.
PD
CONT.
CLK
GEN.
WORD
COUNTER
SDTO
DIF0
DIF1
CCLK
CDTO
CDTI
CMODE
DCODE0
DCODE1
DCODE2
DZF
SDTI
SDTO
DIF0
DIF1
DZF
SDTI
VDH
DGND
MSEL
OSCO
OSCI
VD
VB
VA
VGDA
VRDA
AGND
OPGR
OPGAL
VCOM2
VCOM1
ROUT1
LOUT1
LOUT2
ROUT2
VGAD
VRAD
IPGAR
IPGAL
RIN2
RIN1
LIN2
LIN1
TEST2
TEST1
XCS
SSB
XRST
XPD
LRCK
BCLK
LRCK
BCLK
IC7112 TC7WH74FK (MAIN BOARD)
CK
1
2
3
4
8
7
6
5
D
Q
GND
VCC
PR
CLR
Q
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