Sony ICD-AX412 / ICD-AX412F Service Manual ▷ View online
ICD-AX412/AX412F
33
Pin No.
Pin Name
I/O
Description
53
TCLKA/GPIO00/
MPMCADDR11/
EXTINT10
I
HOLD switch signal input
54
TCLKB/GPIO01/
MPMCADDR12/
EXTINT11
I
POWER switch signal input
55
PHI/GPIO06/
EXTINT16
O
TUNER 32kHz clock output
56
RTCK
—
Not used. (Open)
57
TDO
—
Not used. (Open)
58
VSS
—
Ground terminal
59
NTRST
I
System reset signal input
60
VDD1
—
Power supply terminal (+1V)
61
NRES
I
System reset signal input
62
TDI
—
Not used. (Open)
63
TMS
—
Not used. (Open)
64
TCK
—
Not used. (Open)
65
VSS
—
Ground terminal
66
VDD2
—
Power supply terminal (+3.1V)
67
VDDRTS
—
Power supply terminal (+1V)
68
XIN32K
I
Crystal input for sub clock (32.768kHz)
69
VSSRTS
—
Ground terminal
70
XOUT32K
O
Crystal output for sub clock (32.768kHz)
71
VDET
I
RTC power detect signal input
72
RTCINT
O
RTC interrupt signal output
73
BACKUPB
I
BACKUP signal input
74
VDD1
—
Power supply terminal (+1V)
75
VSS
—
Ground terminal
76
VDD2
—
Power supply terminal (+3.1V)
77
TEST
—
Not used. (Connected to ground.)
78
BMODE2
—
Boot mode select terminal
79
SCL/GPIO07/
EXTINT17
O
I2C clock output to TUNER/CODEC
80
VSS
—
Ground terminal
81
SDA/GPIO08/
EXTINT18
I/O
I2C data input/output to TUNER/CODEC
82
MCLK/GPIO18
O
Master clock output Not used. (Open)
83
BCK/GPIO19
O
Bit clock output to CODEC
84
VSS
—
Ground terminal
85
VDD2
—
Power supply terminal (+3.1V)
86
LRCK/GPIO1A
O
Channel clock output
87
DIN/GPIO1B
I
Audio serial data input
88
DOUT/GPIO1C
O
Audio serial data output
89
TIOCA0/GPIO09/
EXTINT19
O
ZLOAD control signal output
90
TIOCA1/GPIO0A/
EXTINT1A
O
LCD Back light control signal output
91
VDD2
—
Power supply terminal (+3.1V)
92
VSS
—
Ground terminal
93
TXD1/GPIO04/
EXTINT14
O
OPT LED (RED) drive control signal output
94
RXD1/GPIO05/
EXTINT15
O
OPT LED (GRN) drive control signal output
95
VDD1
—
Power supply terminal (+1V)
96
TIOCB0/GPIO02/
DMCK0/EXTINT12
I
Headphone detect signal input
97
TIOCB1/GPIO03/
DMDIN/EXTINT13
O
ZLOAD control signal output
98
SCK0/GPIO1D
O
LCD serial clock output
99
SDI0/GPIO1E
O
TUNER/CODEC reset signal output
100
VSS
—
Ground terminal
101
SDO0/GPIO1F
O
LCD serial data output
ICD-AX412/AX412F
34
Pin No.
Pin Name
I/O
Description
102
SCK1/GPIO0D/
EXTINT1D
O
POWER control signal output
103
SDI1/GPIO0E/
EXTINT1E
O
LCD chip select signal output
104
SDO1/GPIO0F/
EXTINT1F
O
LCD A0 data output
105
TXD2/GPIO0B/
EXTINT1B
O
Charge enable clock output
106
RXD2/GPIO0C/
EXTINT1C
I
EXT MIC detect signal input
107
VDD2
—
Power supply terminal (+3.1V)
108
VSS
—
Ground terminal
109
AVSSDAMPR
—
Ground terminal
110
ROUT
O
DAMP R-CH signal output Not used. (Open)
111
AVDDDAMPR
—
Power supply terminal (+1V)
112
AVDDDAMPL
—
Power supply terminal (+1V)
113
LOUT
O
DAMP L-CH signal output Not used. (Open)
114
AVSSDAMPL
—
Ground terminal
115
AVSSPLL2
—
Ground terminal
116
VCNT2
I
PLL2 VCO control signal input
117
AVDDPLL2
—
Power supply terminal (+3.1V)
118
VSS
—
Ground terminal
119
VDD1
—
Power supply terminal (+1V)
120
AVDDADC
—
Power supply terminal (+3.1V)
121
AN5
I
TEMP AD signal input
122
AN4
I
CHG AMP signal input
123
AN3
I
Battery level input
124
AN2
I
Battery level input
125
AN1
I
KEY1 AD signal input
126
AN0
I
KEY0 AD signal input
127
AVSSADC
—
Ground terminal
128
VDD2
—
Power supply terminal (+3.1V)
ICD-AX412/AX412F
35
MAIN BOARD (3/7) IC302 AK4953EN-L (DIGITAL AUDIO CODEC, AMP)
Pin No.
Pin Name
I/O
Description
1
MPWR1
O
MIC Power supply output
2
LIN1/DMDAT
I
INT MIC L-CH Analog signal input
3
RIN/MCLK
I
INT MIC R-CH Analog signal input
4
PDN
I
Reset signal input
5
CSN/SDA
I/O
Control serial data input/output
6
CCLK/SCL
I
Control serial clock input
7
CDTIO/CAD0
—
Not used. (connected to ground.)
8
SDTI
I
Audio serial data input
9
LRCK
I/O
Channel clock input/output
10
BICK
I/O
Audio serial data clock input/output
11
SDTO
O
Audio serial data output
12
TVDD
—
Power supply terminal (+3.1V) Not used. (Connected to ground.)
13
VSS2
—
Ground terminal
14
MCKI
I
External Master clock input Not used. (Connected to ground.)
15
MCKO
—
Not used. (Open)
16
I2C
—
Not used. (Connected to ground.)
17
SVDD
—
Power supply terminal (+1.5V)
18
VSS4
—
Ground terminal
19
SPN
O
Speaker-AMP output
20
SPP
O
Speaker-AMP output
21
DVDD
—
Power supply terminal (+1.8V)
22
HPL
O
Headphone-AMP output
23
HPR
O
Headphone-AMP output
24
PVEE
O
Charge-Pump circuit negative voltage output
25
VSS3
—
Ground terminal
26
CP
O
Charge-Pump capacitor terminal
27
CN
I
Charge-Pump capacitor terminal
28
AVDD
—
Power supply terminal (+2.9V)
29
VSS1
—
Ground terminal
30
REGFIL
O
Regulator ripple fi lter terminal
31
VCOM
O
Common voltage output
32
LIN3
I
Tuner L-CH Analog signal input
33
RIN3
I
Tuner R-CH Analog signal input
34
LIN2
I
EXT MIC L-CH Analog signal input
35
RIN2
I
EXT MIC R-CH Analog signal input
36
MPWR2
O
MIC Power supply outout
36
ICD-AX412/AX412F
SECTION 4
EXPLODED VIEWS
1
3-254-083-01 SCREW
2
4-260-312-01 BUTTON (STOP) (SILVER)...(SILVER)
2
4-260-312-11 BUTTON (STOP) (PINK)...(PINK)
2
4-260-312-21 BUTTON (STOP) (BLACK)...(BLACK)
3
4-260-311-01 BUTTON (FRONT) (SILVER)...(SILVER)
3
4-260-311-11
BUTTON (FRONT) (PINK)...(PINK)
3
4-260-311-21 BUTTON (FRONT) (BLACK)...(BLACK)
4
4-260-309-01 BUTTON (T-MARK) (SILVER)...(SILVER)
4
4-260-309-11 BUTTON (T-MARK) (PINK)...(PINK)
4
4-260-309-21 BUTTON (T-MARK) (BLACK)...(BLACK)
5
3-034-792-11 SCREW, TAPPING (B2.0)
6
9-885-154-97 CASE (FRONT) ASSY (for SERVICE)
(BLACK)...(BLACK)
6
9-885-154-98 CASE (FRONT) ASSY (for SERVICE)
(SILVER)...(SILVER)
6
9-885-154-99 CASE (FRONT) ASSY (for SERVICE)
(PINK)...(PINK)
7
4-260-307-01 LENS (PLAY)
8
4-260-305-01 BUTTON (PLAY) (SILVER)...(SILVER)
8
4-260-305-11 BUTTON (PLAY) (PINK)...(PINK)
8
4-260-305-21 BUTTON (PLAY) (BLACK)...(BLACK)
9
4-260-313-01 ESCUTCHEON (BUTTON) (SILVER)...(SILVER)
9
4-260-313-11 ESCUTCHEON (BUTTON) (PINK)...(PINK)
9
4-260-313-21 ESCUTCHEON (BUTTON) (BLACK)...(BLACK)
10
4-260-306-01 BUTTON (REC) (SILVER)...(SILVER)
10
4-260-306-11 BUTTON (REC) (PINK)...(PINK)
10
4-260-306-21 BUTTON (REC) (BLACK)...(BLACK)
11
4-260-308-01 LENS (REC)
12
4-260-310-01 LENS (ACCESS)
SP101
1-858-034-13 SPEAKER (2.8 cm)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet’s Color
• Abbreviation
CH
CH
: Chinese model
CND : Canadian model
KR
KR
: Korea model
LA
: Latin American model
4-1. CASE (FRONT) SECTION
1
1
2
3
4
5
6
7
8
9
10
11
12
case (rear) section
SP101
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