Sony ICD-BX112 Service Manual ▷ View online
ICD-BX112
ICD-BX112
13
13
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
J1002
i
(SPEAKER)
SP1001
+
-
+
-
55
58
57
61
60
59
63
58
57
61
60
59
63
DOUT/PCM_DADT
LRCK/P12/PCM_LRCK
BCK/PCM_BCK
LRCK/P12/PCM_LRCK
BCK/PCM_BCK
110 AN3/MICHP_AD
108 AN1/KEY_AD0
AN1/KEY_AD1
109
49
48 EXTINT1/P22/KEY_HOLD
EXTINT2/P23/KEY_WAKE
82 XIN1
83 XOUT1
11
13
14
10
13
14
10
9
17
7
SDTI
19
SDI1/P16/SP_PWR
7 SD
SCL
CSB
CSB
SP_PWR
15
SDO0/P09/SPI0_MOSI
SCK0/P08/SPI0_CLK
TIOCA1/P18/SCPU_CS
NRES/MCPU_XRST
NTRST/JTAG_NRST
6
14
5
23
11
7
VDD_DDCOUT+3.3V
VDD_MCPU+1.1V
VDD_UNREG
VDD_RTC
NAND_PWR
VDD_CPU+3.1V
88
VDET/RTC_VDET
84
VDDRTC
51
EXTINT4/P25/RTC_XINT
EXTINT0/P21/BATTAD_EN
89
RTCINT
47
29
8 INHB
20
107
TXD1/P2A/ADA_PWR
ANO/BATT_AD
12
PHI/P11/BATT_XEN/UPG_RESULT
ADA_PWR
VDD_ANA+2.9V
VDD_MCPU+1.1V
BATT_AD
BATT_XEN
LRCK
BICK
CDTI/SDA
CCLK/SCL
MCKI
PDN
LRCK
BICK
I2C_SDA
I2C_SCL
MCKI
ADA_XRST
BICK
I2C_SDA
I2C_SCL
MCKI
ADA_XRST
I2C_SDA
SCL/P28/I2C_SCL
MCLK/P13/PCM_MCLK
ADA_XRST
SCL/P28/I2C_SCL
MCLK/P13/PCM_MCLK
ADA_XRST
MICHP_DPC_AD
31
32
32
30
29
29
LIN1/IN1-
1 MPWR
RIN1/IN1+
LIN2/IN2+
RIN2/IN2-
RIN2/IN2-
71
H3
DAT0
DAT1
DAT2
DAT3
DAT1
DAT2
DAT3
74
H4
75
H5
76
J2
70
W6
CLK
69
SDAT0/DATA0/SD_DATA0
SDAT1/DATA1/SD_DATA1
SDAT2/DATA2/SD_DATA2
SDAT3/DATA3/SD_DATA3
SDAT1/DATA1/SD_DATA1
SDAT2/DATA2/SD_DATA2
SDAT3/DATA3/SD_DATA3
SDCLK/SCLK/SD_CLK
SDCMD/BS/SD_CMD
SDCMD/BS/SD_CMD
W5
CMD
KEY_AD0
KEY_AD1
KEY_AD1
KEY_AD0_WAKE
KEY_AD1_WAKE
KEY_HOLD
1 NSHUTDOWN
4 IN-
27
LOUT/
LOP
21
HPR
22
HPL
COM0
–
COM3
SEG6
–
SEG45
LED_XRED
5
OUT+
6
VDD
VDD_UNREG
8
OUT-
30
21
90
LED_XGRN
RXD1/P2B/RTC_XSTBY
BACKUPB
D6051 (RED)
D6052 (GREEN)
(OPERATION)
61
–
64
1
–
4
5
–
44
LCD5501
LCD DRIVER
IC5521
D3051
LIQUID
CRYSTAL
DISPLAY
PANEL
87 XIN32K
86 XOUT32K
RTC INT SWITCH
Q6093
KEY MATRIX
S6002
–
6006,6011
S6012
–
6016
KEY WAKEUP SWITCH
Q6092
BATT SWITCH
Q3022 (2/2)
X4543
12MHz
X4542
32.768kHz
Q3022 (1/2)
VOUT
RESET
IC3061
2
VDD
VOUT
RESET
IC3062
2
VDD
4
1
VDD_DDCOUT+3.3V
OUT
VOLTAGE DETECT
IC8021
2
VDD
4
VOUT
BATTERY
LOW VOLTAGE
DETECT
IC3021
4
VIN
3
VOUT
L3601
DRY BATTERY
SIZE “AAA”
IEC DESIGNATION
LR03
2PCS,3V
DC/DC CONVERTER
IC3600
3
BAT
2
LX
4
EN
10
FB
8
MODE
9
IC3640
ENABLE
SWITCH
Q3024
VDD NAND+3.1V
MIC1001
J1001
(MICROPHONE)
S6021
HOLD
NAND FLASH MEMORY
IC6501
MIC/HP AMP,
CODEC(ADC,DAC),
IC2001
SPEAKER AMP
IC1001
SYSTEM CONTROL,MEMORY CONTROL
IC4541
ON
R
OFF
(PLUG IN POWER)
m
SDTI
56 DIN/PCM_ADDT
12
SDTO
SDTO
Signal path
: REC
: PB
17
–
56
+2.9V REG.
+1.1V REG.
IC3680
+1.1V REG.
+3.1V REG.
+3.1V REG.
IC3630
IC3620
IC3051
ICD-BX112
ICD-BX112
14
14
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.)
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
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.
• Indication of transistor.
C
B
These are omitted.
E
Q
• Lead layouts
surface
CSP (Chip Size Package)
Lead layout of conventional IC
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• 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 3V and fed with regulated dc power
• Power voltage is dc 3V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : REC
( ) : PB
• Voltages are taken with VOM (Input impedance 10 M
( ) : PB
• 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.
E
E
: PB
a : REC
• Waveforms
– MAIN Board –
1
IC4541 id (XOUT1)
0.5 V/DIV, 50 nsec/DIV
2
IC4541 ih (XOUT32K)
0.5 V/DIV, 20
Psec/DIV
32.768 kHz
1 Vp-p
12 MHz
1 Vp-p
ICD-BX112
ICD-BX112
15
15
3-2. PRINTED WIRING BOARD – MAIN Section (1/2) –
•
: Uses unleaded solder.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
E
F
G
IC1001
IC3680
IC3021
IC3640
IC3061
IC3620
IC8021
IC5521
IC3630
MAIN BOARD (SIDE A)
MIC1001
(MICROPHONE)
D6051, 6052
(OPERATION)
BLK
RED
J1001
SP1001
(SPEAKER)
RED
BLK
DRY BATTERY
SIZE"AAA"
(IEC DESIGNATION LR03)
2PCS, 3V
PLUG IN POWER
m
S6012
/ MENU
>
+
z
LCD5501
LIQUID CRYSTAL DISPLAY PANEL
J1002
i
1-883-512-
(11)
11
S6006
REC/PAUSE
S6004
x
S6002
–
.
S6003
N
ENTER/
PLAY/STOP
S6005
DIVIDE
+
RB6068
R3032
R3033
R3034
C3061
C3062
C3640
C3015
C3641
JL7502
JL7505
R3061
C3680
C3681
C3682
C3683
JL7557
X4543
X4542
JL7558
R4620
JL7560
JL7562
JL7567
JL7568
JL7569
R3690
JL6001
JL6002
JL6003
JL6004
JL6005
JL6006
JL6007
JL1001
JL1002
JL1007
JL1008
R4687
R4688
R4689
C1001
R6001
R6003
C1019
C1020
C1021
C
10
22
C1025
R1001
14
85
R1012
S6002
R1013
S6003
S6004
S6005
S6006
R1021
S6012
R1023
R1024
S6015
R3169
C6071
R1036
R1037
R1039
D6051
D6052
R6051
C2005
R6052
R6053
R1042
R1044
C2012
C2014
C2015
R6064
C6092
Q6093
R6070
R6071
JL3002
JL3004
JL3006
JL3007
JL3008
C4554
C4555
C4556
C4557
C4560
R6092
C4565
JL3211
1
2
4
3
C4566
JL3212
C4567
JL3213
1
3
6
4
C4568
JL3215
JL3217
RB6001
RB6002
C4570
RB6005
C5521
C8021
C8022
JL6501
JL6502
JL6503
JL6504
JL6505
JL6506
JL6507
JL6508
JL6509
JL6510
C3021
JL651
1
JL6512
JL6513
JL6514
JL6515
JL6516
Q3022
JL6517
Q3024
JL6518
JL6519
R3005
JL6520
JL6521
JL6522
JL6523
JL6524
JL6525
JL6526
JL6527
JL6528
JL6529
R4590
R4591
JL6530
JL6531
JL6532
JL6533
R4598
JL6534
C3620
R4599
JL6535
C3621
C6502
JL6536
C6503
JL6537
C6504
JL6538
RB4500
C6505
JL6539
R3022
1
B S
1
1
2
4
3
1
2
4
3
1
1
16
17
1
2
4
3
32
33
48
49
64
2
4
3
2
4
3
2
4
3
R3023
R3025
R3026
R3027
JL6540
R3028
JL6541
JL6542
JL6543
JL6544
C3630
JL6545
C3631
ICD-BX112
ICD-BX112
16
16
3-3. PRINTED WIRING BOARD – MAIN Section (2/2) –
•
: Uses unleaded solder.
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
14
IC4541
IC6501
IC3051
IC3600
IC3062
IC2001
MAIN BOARD (SIDE B)
ERASE
VOL
Aņ%
S6011
S6013
S6014
S6016
1-883-512- (11)
11
> HOLD
ON — OFF
C3063
C3064
1
1
8
9
16
17
24
25
32
30
31
60
61
90
91
120
R6501
R6502
R6503
R6504
R6505
R6506
JL7503
JL7504
D3051
R3051
34
21
R6512
JL7559
JL7563
JL7564
JL7565
C1003
C1004
C1010
C1014
C1015
R6011
R1005
R1006
R1007
R1008
R6021
L3601
R6022
S6011
S6013
S6014
S6016
S6021
S6021
1
2
3
R1035
R1038
C2002
C2003
C2004
C2007
C2009
C2011
R6061
R6063
R6066
R6069
Q6092
C4543
C4545
C4547
C4549
C4550
C4551
C4552
C4553
C4558
R2019
C4561 C4562
C4563
C4564
R2020
C4569
R4545
R4546
R%6004
R4559
C3600
C3601
15
6
10
C3603
C6501
R
%4501
R3600
R3601
R3603
R3601
R3603
C3051
C3053
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