Sony ICD-AX412 / ICD-AX412F Service Manual ▷ View online
ICD-AX412/AX412F
ICD-AX412/AX412F
13
13
FLASH MEMORY
IC204
106
34
35
35
2
36
1
CN801
(USB)
2
3
5
3
5
VBUS
D–
D+
GND
D–
D+
GND
36
37
37
81
99
55
11
10
M5
SDTO
20
SPP
19
SPN
BICK
LIN2
RIN2
RIN2
CMD
SDCMD0
M6
CLK
SDCLK0
A3
24
23
25
23
25
DAT0
SDAT00
A4
DAT1
SDAT01
A5
DAT2
SDAT02
B2
DAT3
SDAT03
USBDDP
USBDDM
7
EXTINT02/GPIO2D
CARD_XDET
16
SDAT11/DATA1/GPIO25
SDAT10/DATA0/GPIO24
SDAT12/DATA2/GPIO26
SDAT10/DATA0/GPIO24
SDAT12/DATA2/GPIO26
SDAT13/DATA3/GPIO27
SDCMD1/BS/GPIO23
SDCD1/GPIO20
SDCLK1/SCLK/GPIO22
15
18
18
19
20
20
14
1
2
2
4
12
I2C-SDA
MIC_XST
I2C-SCL
AU_TU_XRST
32K_CKL
BCK/GPIO19
LRCK/GPIO1A
DIN/GPIO1B
8
SDTI
DOUT/GPIO1C
RXD2/GPIO0C/EXTINT1C
SDA/GPIO08/EXTINT18
30 SDCD0/GPIO29
SCL/GPIO07/EXTINT17
SDI0/GPIO1E
PHI/GPIO06/EXTINT16
TIOCB0/GPIO02/
DMCK0/EXTINT12
LIN1/DMDAT
J301
PLUG IN
POWER
MIC AMP
IC301
DIGITAL AUDIO CODEC,AMP
IC302
SYSTEM CONTROL
IC101 (1/2)
MIC101
(L-CH)
MPWR2
1 MPWR1
6
A
RIN/MCLK
32 LIN3
33
33
5
6
6
RIN3
LRCK 9
83
88
87
86
3
1
CH1
3
CH0
4 COM
22
HPL
23
HPR
2
13
LOUT
AX412F
12
ROUT
7
SDIO
6
SCLK
9
BCLK
CSN/SDA
4
4
RST
PDN
CCLK/SCL
FMI
BROADCAST FM RADIO
TUNER FRONT END
IC601
J302
i
96
MIC102
(R-CH)
VDD VBUS SWITCH
Q801
SP101
(SPEAKER)
m
HP_XDET
VBUS
SLJQDO PDWK
: MIC
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
: FM
: USB
1
2
3
4
2
3
4
MS_BS
CN701
MS_VCC/DATA1
MS_SDIO/DATA0
MS_DATA2
MS_SDIO/DATA0
MS_DATA2
5
6
7
8
6
7
8
MS_INS
MS_DATA3
MS_SCLK
MS_DATA3
MS_SCLK
M2/PLFUR SD
MS_VCC
12
13
14
15
13
14
15
SD_DATA2
SD_DATA3
SD_CMD
SD_VDD
SD_DATA3
SD_CMD
SD_VDD
16
18
19
18
19
SD_SCK
SD_DATA0
SD_DATA1
SD_DATA0
SD_DATA1
Q701
VDD_REGMSSD
SD/MD SELECT
CONTROL
IC701
79
26
28
29
28
29
POWER
SECTION
A
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM – MAIN Section –
(Page 14)
ICD-AX412/AX412F
ICD-AX412/AX412F
14
14
3-2. BLOCK DIAGRAM – POWER/DISPLAY Section –
DRY BATTERY
SIZE"AAA"
(IEC DESIGNATION LR03)
2PCS,3V
94
98
93
LCD101
LIQUID
CRYSTAL
DISPLAY
PANEL
D101,102
D103
(OPERATION)
VDD_REGIO31
8
53
3
122
103
105
121
104
LED
CONTROL
Q101
RESET
VDD_REGIO31
IC102
SDI1/GPIO0E/EXTINT1E
SDO1/GPIO0F/EXTINT1F
SDO1/GPIO0F/EXTINT1F
LCD_XCS
LCD_A0
SPIO_SCLK
VDD_REGANA29
VDD_REGIO31
DPC
CHG_AMP_AD
VBUS_XDET
AN4
SYSTEM CONTROL
IC101 (2/2)
S401
DPC
(SPEED CTRL)
SCK0/GPIO1D
SDO0/SPIO1F
SDO0/SPIO1F
SPIO_MOSI
CPU_XRST
CHG_EN_CLK
RXD1/GPIO05/EXTINT15
TXD1/GPIO04/EXTINT14
EXTINT03/GPIO2E
59 NTRST
61 NRES
73 BACKUPB
EXTFIQ/GPIO2A
TCLKA/GPIO00/MPMCADDR11/EXTINT10
TCLKB/GPIO01/MPMCADDR12/EXTINT11 54
AN2
97
TIOCB1/GPIO03/DMDIN/EXTINT13
13
SDWP1/INS/GPIO21
TEMP_AD
AN5
TXD2/GPIO0B/EXTINT1B
TIOCA1/GPIO0A/EXTINT1A
KEY MATRIX
S403-S416
KEY WAKEUP
SWITCH
Q401
KEY0_AD
AN0
KEY1_AD
KEY WAKUP
AN1
EXTINT00/GPIO2B
OFF
ON
6
NR
S402
NOISE CUT
EXTINT01/GPIO2C
OFF
ON
72
RTCINT
71
SDWP0/GPIO28
VDET
4
2
CHARGE CONTROL
IC911
OUT
VDD
+4.0V REG.
IC962
90
8
7
BATTERY CHARGE
CONTROL
IC501
VDD VBUS REG
IC961
VDD_CHG
VIN
SW
16 OPOUT
CHG_AMP_SEL
TIOCA0/GPIO09/EXTINT19
13 CONT
D902
Q907
Q903
D501,502
RECT
VBUS
Q962
VDD_REGRTC
VDD_REGANA29
VDD_REGADA18
VDD_REGMSSD
VDD_REGCORE
VDD_REGIO31
14 EN2
4 EN1
11
FB
12
SENS
3
PIN1
DDC1 +3.3V REG
IC902
3
BAT
REGRTC+1.0V REG
IC903
REGANA+2.9V REG
IC905
VOUT
8
4
FB
EN
10
VDD_REGADA31
A1,B1
IN1-4
OUT1,
OUT2
OUT2
A2,A3,
B2,B3
B2,B3
101
S941
Q941
D942
Q942
Q943
PWR_ON
KEY_POFF_XDET
KEY_XHOLD
SD_PWR_CTL
AU_PWR_CTL
BATT_AD
BATTM_AD
ZLOAD_CTL
POW ON/OFF
HOLD ON
HOLD OFF
RESET
VDD_REGIOCORE
IC103
5
126
125
VDD_SP
TH501
MAIN
SECTION
A
1
2
SWITCH
IC963
VOUT
VDD
1
2
DETECT
IC901
VOUT
VIN
2
LX
POWER
SWITCH
Q944,945
D943
D944
D964
D901
VB2
X102
48MHz
48
46
XIN1
XOUT1
X101
32.768kHz
68
70
XIN32K
SCK1/GPIO0D/EXTINT1D
XOUT32K
Z LOAD
CONTROL
Q908
BATT_M
VDD_BATT
4
2
VOLTAGE DETECT
IC104
OUT
RTC_VDET
VIN
102
124
AN3 123
31
EXTINT04/GPIO2F
D941
HP_MUTE
9
SWITCH
Q963
SWITCH
Q905,906
+3.1V REG
IC941
BATTERY
DETECT
IC942
BATTERY
SWITCH
Q901,902
89
REGADA+1.8V REG
IC910
REGMSSD+3.1V REG
IC908
REGCORE+1.0V REG
IC904
REGIO31+3.1V REG
IC907
(Page 13)
ICD-AX412/AX412F
ICD-AX412/AX412F
15
15
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
• f : internal component.
• C : panel designation.
• C : panel designation.
• A : B+ Line.
• Power voltage is dc 3.0V and fed with regulated dc power
• Power voltage is dc 3.0V and fed with regulated dc power
supply from battery terminal.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : REC
( ) : PLAY
( ) : PLAY
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
F
: AUDIO (ANALOG)
L : MIC
g : FM
J
g : FM
J
: AUDIO (DIGITAL)
c : USB
E
E
: M2/SD
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• Waveforms
– MAIN Board –
0.1 Vp-p
48 MHz
0.2 Vp-p
32.768 kHz
0.1 V/DIV, 0.1 ȝsec/DIV
0.1 V/DIV, 20 ȝsec/DIV
1
IC101
rh (XOUT1)
2
IC101
yk (XIN32K)
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
(G) B
(D) C
These are
omitted.
omitted.
E (S)
Q
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Lead layouts
surface
CSP (Chip Size Package)
Lead layout of conventional IC
C
B
These are
omitted.
omitted.
E
Q
ICD-AX412/AX412F
ICD-AX412/AX412F
16
16
Note: When IC601 and IC908 on the Main board are damaged, exchange the
new Main board for the Main board which IC damaged.
3-3. PRINTED WIRING BOARD – MAIN Section (1/2) –
•
: Uses unleaded solder.
1
A
B
C
D
E
F
2
3
4
5
6
7
8
9
10
11
12
13
14
R401
R210
R211
R212
R407
R213
R214
R409
R215
R216
R601
R602
R603
R604
R41
1
R413
R414
R415
R416
R418
R420
IC941
D961
IC942
D962
C202
C207
C209
C401
C404
IC962
IC963
C601
C602
C603
C604
C605
C606
CL307
JL401
JL402
S403
JL601
S405
S407
JL604
S408
S409
CN451
S410
S411
S412
S413
S415
C452
C453
C454
D601
Q701
Q901
Q902
Q903
Q905
Q906
Q907
Q908
IC601
FB302
FB303
FB302,FB303
R101
R103
R104
R106
R301
R303
Q944
R1
14
Q945
R1
16
R117
R1
18
R505
R31
1
R506
R314
AX412F
R317
R702
R320
AX412F
R321
R323
SHORT CHIP(AX412)
FERRITE(AX412F)
R901
Q962
R902
Q963
R327
R903
R904
R329
R905
R714
R909
R717
R330
C101
R331
C102
C103
R334
C104
R910
R335
C105
R91
1
C106
C108
C109
R916
R917
C301
C302
C112
C308
C309
C1
15
C117
R925
C310
C311
R929
JL101
C505
C506
JL102
C313
JL103
C314
JL104 C121
C315
JL105
JL106
C122
C316
JL107
C317
C318
C124
JL108
R930
R931
C702
C127
C704
JL301
C705
JL302
JL303
JL304
JL305
C321
JL306
C322
C323
C324
SIZE “AAA”
IEC DESIGNATION
DRY BATTERY
LR03
2PCS,3V
SP101
(SPEAKER)
C131
C903
C904
C328
JL501
C906
JL502
JL503
C908
R945
R946
R947
R948
C141
C142
C913
>
+
T-MARK
FOLDER
– .
REC/PAUSE
DISP
SPEED
+
SPEED
–
x
C144
C146
C918
C919
JL901
JL902
JL903
JL904
C920
JL905
C921
JL906
C922
JL907
JL908
JL909
C925
C926
C927
R964
C929
R965
C930
D101
D102
C932
D103
R970
C936
C937
C938
C939
C941
C942
LCD101
LIQUID
CRYSTAL
DISPLAY
PANEL
MIC101
(L-CH)
MIC102
(R-CH)
IC102
IC103
IC104
JL941
IC302
L601
C961
L602
C962
D902
D903
C964
D904
C965
C969
C972
IC701
JL961
IC901
IC903
IC904
IC905
IC907
IC908
IC910
R205
R206
R207
R208
R209
B
ENTER
1-883-608- (11)
11
MAIN BOARD (SIDE A)
C909
z
B
MENU
1
3
4
5
5
1
2
3
4
1
2 3
4
1
10
1
2 3
2 3
4
1
9
10
18
19
27
28
36
(OPERATION)
1
5
9
13
1
3
4 6
1
4
5
8
1
3 4
6
1
3 4
5
1
3 4
6
1
2
3
4
1
2
3
4
1
2
3
4
1
2 3
4
1
2 3
4
1
2
3
4
1
2
3
4
1
2 3
4
Click on the first or last page to see other ICD-AX412 / ICD-AX412F service manuals if exist.