Sony ICD-BX800 Service Manual ▷ View online
ICD-BX800
10
5-10. Key Count
This mode is mainly used for key duration test. Upon entry into
this mode, a 5-digit counter is displayed. The counter is increment
each time one of the buttons and switches is operated once. The
digits indicate “00000” to “99999”. “00000” is redisplayed after
“99999”.
This mode is mainly used for key duration test. Upon entry into
this mode, a 5-digit counter is displayed. The counter is increment
each time one of the buttons and switches is operated once. The
digits indicate “00000” to “99999”. “00000” is redisplayed after
“99999”.
To exit from each mode, be sure to remove the power. That is,
release the set from the test mode.
release the set from the test mode.
DPC
COUNT
00000
B
ENTER
m H
ICD-BX800
ICD-BX800
11
11
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
J1002
i
(SPEAKER)
SP101
+
-
+
-
+
-
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
18
20
20
P43/SI/RX/SPI0_MOSI
P44/SO/TX/SPI0_MISO
P45/SCK/SPI0_SCK
P42/INT1/PWC/SCPU_CS
P44/SO/TX/SPI0_MISO
P45/SCK/SPI0_SCK
P42/INT1/PWC/SCPU_CS
SP_PWR
15
16
16
SDO0/P09/SPI0_MOSI
SDI0/P0A/SPI0_MISO
SCK0/P08/SPI0_CLK
TIOCA1/P18/SCPU_CS
NRES/MCPU_XRST
NTRST/JTAG_NRST
25
14
17
23
11
7
VDD_DDCOUT+3.3V
VDD_MCPU+1.1V
VDD_UNREG
VDD_RTC
VDD_CPU+3.1V
(+1.1V)
88
VDET/RTC_VDET
51
EXTINT4/P25/RTC_XINT
EXTINT0/P21/BATTAD_EN
89
RTCINT
47
22
23
X0
33
X1
19 /RST/SCPU_XRST
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
SEG0
–
SEG33
I
SEG36
–
SEG41
P17/SEG35/LED_XRED
5
OUT+
6
VDD
VDD_UNREG
8
OUT-
14
P30/LED_XGRN
D6051 (RED)
D6052 (GREEN)
(OPERATION)
5
–
1,64
–
57,
55
–
35,32
–
27
9
–
6
1
–
4
5
–
44
LCD101
LCD CONTROL
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
VDD BATT SWITCH
Q3022 (2/2)
X4543
12MHz
X5521
4MHz
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
+1.4V 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
VDD
MCPU+1.1V
REG
IC3680
VDD
ANA+2.9V
REG
IC3640
SWITCH
Q3024
RTC
BACK UP
REG.
IC3051
VDD
CPU+3.1V
REG
IC3620
VDD NAND+3.1V
VDD
NAND+3.1V
REG
IC3630
MIC101
J1001
(MICROPHONE)
S6021
HOLD
SERIAL DATA CONTROL
IC6501
MIC/HP AMP,
CODEC(ADC,DAC),
IC2001
SPEAKER AMP
IC1001
MEMORY CONTROL,SYSTEM CONTROL
IC4541
ON
R
OFF
(PLUG IN POWER)
m
SDTI
Signal path
: REC
: PB
ICD-BX800
ICD-BX800
12
12
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
).
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)
0.2 V/DIV, 0.1
Psec/DIV
2
IC4541 ij (XIN32K)
0.1 V/DIV, 20
Psec/DIV
32.768 kHz
0.4 Vp-p
12 MHz
0.6 Vp-p
ICD-BX800
ICD-BX800
13
13
3-2. PRINTED WIRING BOARD – MAIN Section (1/2) –
•
: Uses unleaded solder.
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
14
X5521
1-880-852-
11
(11)
MAIN BOARD (SIDE A)
BLK
RED
RED
RED
BLK
SP101
(SPEAKER)
DRY BATTERY
SIZE”AAA”
IEC DESIGNATION
LR03
2PCS,3V
J1002
i
J1001
MIC101
(MICROPHONE)
m
D6051
(OPERATION)
(RED)
D6052
(OPERATION)
(GREEN)
–
.
LCD101
LIQUID CRYSTAL DISPLAY PANEL
RB6068
R3032
R3033
R3034
C3061
C6502
C3062
1
2
4
3
4
3
1
7
1
8
2
33
32
17
49
64
48
16
1
2
2
1
2
8
1
7
8
5
1
4
3
4
4
3
1
1
7
2
8
7
1
8
2
2
2
2
8
1
1
3
3
2
4
4
1
3
3
2
4
4
7
3
1
4
S6005
C3640
C3641
JL7502
R5577
R3061
IC3061
IC3640
IC3620
IC3630
C3680
C3681
C3682
C3683
C6503
X4543
JL7558
R4620
R3680
IC3680
JL7567
JL7568
JL7569
JL1001
JL1002
X5521
JL1005
JL1006
JL1007
JL1008
JL3011
JL3217
R4687
R4688
R4689
R4689
C1001
R6001
C1019
C1020
C1021
C1022
C1025
R1001
IC1001
R3143
R6522
C3630
R6003
R3690
R1012
S6002
S6003
R1014
S6004
S6006
S6012
R1023
R1024
S6015
R3169
C6071
R1036
R1037
R1039
D6051
D6052
R6051
C2005
R6052
R6053
R1042
R1044
C2014
C2015
R6063
R6064
C6092
Q6093
R6070
R6071
JL7570
JL7571
JL3002
JL3004
DIVIDE
JL5521
JL3007
C4554
C4555
C4556
C4557
C4560
R6092
C4565
JL3211
C4566
JL3212
C4567
JL3213
C4568
JL3215
JL7503
RB6001
RB6002
C4570
R3005
RB6005
C3620
C5524
C8021
C8022
JL6501
JL6502
JL6503
JL6504
JL6505
JL6506
JL6507
JL6508
JL6509
JL6510
C3021
JL651
1
JL6512
JL6513
JL6514
JL6515
R3016
JL6516
Q3022
JL6517
Q3024
JL6518
JL6519
1
3
6
4
JL6520
JL6521
JL6522
JL6523
JL6524
JL6525
IC5521
JL6526
JL6527
JL6528
JL6529
R4590
R4591
IC8021
JL6530
JL6531
JL6532
JL6533
R4598
JL6534
C3621
C6505
C6504
JL3006
C3631
R4599
JL6535
JL6536
JL6537
JL6538
RB4500
JL6539
R3022
R3023
R3025
R3026
R3602
R3027
JL6540
R3028
JL6541
IC3021
JL6542
JL6543
JL6544
JL6545
>
+
x
z
REC
/PAUSE
z
DISPLAY/ MENU
B
ENTER
PLAY/STOP
1
2
3
4
1
2
3
4
Click on the first or last page to see other ICD-BX800 service manuals if exist.