Sony ICD-ST25VTP Service Manual ▷ View online
33
ICD-ST25VTP
MAIN BOARD IC7003 MB91F233 (CPU)
Pin No.
Pin Name
I/O
Description
1
DSPSCK
O
Serial clock output for DSP
2
FLMCLE
O
Command latch enable signal output for FLASH
3 to 10
DATA0 to 7
I/O
Data input/output to FLASH and USB
11
XFLMCS0
O
Chip enable signal output for FLASH
12
DSPSYSCK
O
System clock control signal output for DSP
13
X0A32k
I
32KHz vibration terminal (input)
14
X1A32k
—
32KHz vibration terminal (input)
15
VCC3BCK
—
Internal logic backup voltage terminal
16
VSS
—
Ground terminal
17
VCC3LGC
—
Internal logic voltage terminal
18
BEEP
O
Beep output
19
XFLMWE
O
Write enable signal output for FLASH
20
XFLMRE
O
Read enable signal output for FLASH
21
XFLMALE
O
Address latch enable signal output for FLASH
22
FLMRB
I
Ready/Busy signal input from FLASH
23
XFLMWP
O
Write protect signal output to FLASH
24 to 30
USBADR0 to 6
O
Address signal output to USB control
31
XUSBCS
O
Chip select signal output to USB control
32
XUSBRD
O
Read strobe signal output to USB control
33
XUSBRST
O
Reset signal output to USB control
34
XUSBLWR
O
Low write strobe signal output to USB control
35
XFLMCS1
O
Chip enable signal output for FLASH (Not used)
36
AVCC
—
Analog power supply
37
AVREF
—
Reference voltage terminal
38
AVSS
—
Ground (Analog) terminal
39
BATT
I
Battery voltage detect signal input
40
KEYIN0
I
Key 0 A/D input
41
KEYIN1
I
Key 1 A/D input
42
MICSEL
I
Directivity microphone switch signal input
43
NC
—
Not used
44
VUPDPC
I
DPC switch signal input
45
XMICJACK
I
External microphone detect signal input
46
HPJACK
I
Headphone detect signal input
47
VSS
—
Ground terminal
48
AVCC3IO
—
Voltage terminal
49 to 74
SEG0 to 25
O
LCD segment output terminal
75
DVCC
—
Voltage terminal
76
DVSS
—
Ground terminal
77 to 82
SEG26 to 31
O
LCD segment output terminal
83 to 86
COM0 to 3
O
LCD common output terminal
87
MOD2
I
Mode input terminal
88
MOD1
I
Mode input terminal (fixed at “L”)
89
MOD0
I
Mode input terminal (fixed at “L”)
90
XCPURST
I
CPU external reset signal input
91 to 94
LCDV0 to 3
—
LCD reference voltage terminal
95
RX
I
FLASH overwrite RX
96
TX
O
FLASH overwrite TX
97
XFLMPWR
O
FLASH power supply control signal output (L:ON)
34
ICD-ST25VTP
Pin No.
Pin Name
I/O
Description
98
AUSIN
I
Serial data input from RTC
99
AUSOT
O
Serial data output to RTC, ADC and DAC
100
AUSCK
O
Serial clock output to RTC, ADC and DAC
101
RTCCS
O
Chip select signal output to RTC
102
XADACS
O
Chip select signal output to ADC, DAC
103
WAKEUP
I
WAKE UP interrupt input
104
DSPIFREQ
I
DSP I/F interrupt request
105
DVCC
—
Voltage terminal
106
DVSS
—
Ground terminal
107
XTALIN
I
Main vibration terminal (input)
108
XTAL
O
Main vibration terminal (input)
109
XINTUSB
I
USB driver interrupt request input (L:active)
110
XUSBVBUS
I
USB driver VBUS detect interrupt request input
111
XRTCINTR
I
RTC interrupt input
112
HOLDSW
I
Hold switch input (interrupt:on)
113
XDCINDET
I
AC adaptor detect input (interrupt:on)
114
DMUTEIN
I
DIN MUTE interrupt (Not used)
115
SPIDATA
O
Data output to IC7001
116
XSPICLK
O
Clock output to IC7001
117
DSPPWR
O
DSP power supply circuit control output
118
DSPSIOEN
O
DSP SIO enable output
119
DSPSIN
I
DSP serial data input
120
DSPSOT
O
DSP serial data output
35
ICD-ST25VTP
7
3-318-382-91 SCREW (1.7X2.5), TAPPING
* 8
A-4547-169-A F-SW BOARD, COMPLETE
9
X-2022-142-1 LID SUB ASSY, UPPER
10
3-266-210-01 WINDOW (LCD)
SP3001 1-529-276-21 SPEAKER (2.8cm)
SECTION 5
EXPLODED VIEWS
NOTE:
•
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference from the original
one.
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
Ref. No.
Part No.
Description
Remark
1
3-318-203-81 SCREW (B1.7X7), TAPPING
* 3
A-4547-174-A MAIN BOARD, COMPLETE
4
X-3383-280-1 HOLDER (LCD) ASSY
5
1-687-791-11 PWB, FLEXIBLE
6
4-973-264-02 SCREW (1.7X2.5)
5-1.
UPPER LID BLOCK
Ref. No.
Part No.
Description
Remark
1
3
5
4
6
7
8
9
10
not
supplied
supplied
not
supplied
supplied
SP3001
cover assy
36
ICD-ST25VTP
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-3385-113-2 CASE ASSY
52
3-250-038-31 LID, BATTERY CASE
53
3-250-039-01 KNOB (HOLD)
54
3-250-049-11 LID (CONNECTOR)
55
3-250-046-12 ORNAMENT (R)
56
3-250-048-11 BUTTON (VOL)
57
3-250-047-11 BUTTON (RS)
58
3-348-998-41 SCREW (M1.4X3), TAPPING, PAN
59
3-250-050-21 BUTTON (5D)
60
3-253-571-01 SHEET, ADHESIVE
* 61
A-4547-170-A S-SW BOARD, COMPLETE
5-2.
CASE BLOCK
62
3-250-051-11 ORNAMENT (L)
63
3-250-042-01 BASE, MICROPHONE
64
3-348-998-71 SCREW (M1.4X4.5), TAPPING, PAN
65
3-348-998-21 SCREW (M1.4X2), TAPPING, PAN
66
3-250-045-01 PLATE, CLICK
67
3-250-043-11 COVER, MICROPHONE
68
1-477-825-21 MICROPHONE UNIT
69
3-250-044-01 CUSHION, MICROPHONE
70
3-250-052-11 CASE, MICROPHONE
72
3-255-085-01 CUSHION (BATTERY)
52
51
53
54
55
56
57
58
59
61
62
72
63
60
64
65
not
supplied
supplied
not
supplied
supplied
a
a
66
67
69
68
70
Ver. 1.1
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