Read Sony ICD-P27 Service Manual online
ICD-P27
13
13
5-2. BLOCK DIAGRAM
• Signal path
: REC
: PB
18
46
111
13
99
99
98
100
101
90
3
5
7
7
8
9
10
2
3
116
115
49
I
74
•
77
I
82
83
I
86
107
108
34
47
46
51
52
119
118
1
120
102
12
113
32
34
31
31
33
109
110
35
24
I
30
3
I
10
40
41
103
104
87
112
117
114
39
42
96
95
22
20
11
11
2
21
19
23
43
44
45
45
46
42
11
40
•
17
I
22
29
I
32
•
41
I
44
23
I
30
7
8
9
9
16
17
18
19
23
24
25
25
26
27
54
58
WAKE UP
SWITCH
Q702
INVERTER
Q704
INVERTER
Q705
FUNCTION
KEY
FUNCTION
KEY
KEY ACK NOWLEDGE
Q703
BATT DET
Q706
8
1
4
5
MUTE
Q101
MIC101
MIC
J101
MIC
PLUG IN
POWER
EGPIO11
EGPIO12
EGPIO13
EGPIO13
EGPIO14
EGPIO15
EGPIO15
BGPIO2
LOUT0
AMPPWR
FLMRB
XFLMRE
XFLMCSO
FLMCLE
FLMALE
FLMWE
XFLMWP
RSTN
XIRQ
FOUT
DI
DO
CLK
CE
DOCOUT
(+3V)
DOCOUT
(+3V)
XOUT
ACKN
SHDO
SHRNW
SHSC
SHDI
SHDI
RSTN
HCSN
HCSN
MIN
MIP
BEEP
LMUTE
DSPSIN
DSPIFRW
DSPSCK
DSPSOT
R/B
RE
XCE
CLE
ALE
ALE
WE
WP
XDSPRST
XRTCINTR
XOA32K
RTCSOT
RTCSOT
RTCSIN
RTCSCK
RTCCS
RTCSCK
RTCCS
XCPURST
REDLED
GRNLED
XTALIN
XTAL
SEG0
I
SEG25
DATA0
I
DATA7
XUSBRD
XFLMPWR
XUSBLWR
XUSBCS
XUSBRST
XINTUSB
XUSBVBUS
TX
RX
KEYIN0
KEYIN1
WAKEUP
BATT+3V
DSPIFACK
MOD2
HOLDSW
XBATTEN
BATT
DSPPWR
XMICPWR
USBADR0
I
USBADR6
I/O1
I
I/O4
I/O5
I
I/O8
D0
I
D7
A0
•
A1
I
A6
SEG26
I
SEG31
COM0
I
COM3
XDSPIFREQ
XIN
5
3
4
4
6
13
14
1
3
5
2
3
2
5
3
1
B+SWITCH
Q508
B+ REG
Q509,510
B+ REG
Q502,506
1
VBUS
2
D-
3
D+
4
IN
CN803
USB
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
REAL TIME CLOCK
IC703
RESET
IC704
SYSTEM CONTROL,LCD CONTROL
IC702
FLASH MEMORY
IC701
A/D,D/A CONVERTER,DSP
IC101
USB DRIVER
IC8101
RD
VBUS
D-
D+
TRON
XIN
XOUT
LWR
CS
RST
INT0
INT1
POWER AMP
IC110
VO2
VO1
SHUTDOWN
–IN
SP101
(SPEAKER)
J102
EAR
RV101
VOL
D701 OPR
RED
(REC)
GRY
(PLAY)
FLMVCC+3V
DOCOUT
(+3V)
3
2
+3.5V REG
IC802
D802
DSP+3V
DOCOUT
(+3V)
MIC+3V
BATT+3V
MIC B+ REG
IC504
IN
CE
EXT
CE
VOUT
OUT
VDD
S705
S701-704,706-713
X101
4.096MHz
X801
12MHz
X701
4.096MHz
Q507
Q501
D501
Q503
VOLTAGE
DETECT
IC501
DC/DC CONVERTER
IC502
LED DRIVE
Q701
DRY BATTERY
SIZE "AAA"
IEC DESIGNATION
LR03
2PCS,3V
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