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ICD-BX700/PX720
ICD-BX700/PX720
18
18
4-4. SCHEMATIC DIAGRAM – MAIN Section (1/4) –
• See page 22 for IC Block Diagram.
10
J
H
13
6
B
E
8
F
I
3
12
2
14
D
A
9
11
4
15
G
C
1
7
5
MAIN
BOARD
1
(2/4)
(2/4)
MAIN
BOARD
2
(4/4)
MAIN
BOARD
3
(2/4)
MAIN
BOARD
4
BOARD
5
(3/4)
MAIN
IC B/D
0
0
0
0
0
0
0
0
0
0
0
0
0
2.6
3
2.6
0
2.9
2.9
2.9
2.9
0
3
3
3
3
0
3
3
0
3
0
3
0
3
3
3
3
3.3
0
0
0
3.2
1.1
1.1
0
3.3
3.2
3.3
3.1
3.3
3.1
2.9
3.3
3
1.1
2.7
2.8
1.1
2.8
PX720
PX720
BX700
PX720
BX700
PX720
BX700
PX720
PX720
BX700
BX700
PX720
PX720
PX720
(PX720)
(BX700)
(PX720)
(BX700)
TOTAL
CURRENT
REC:26mA
PB :30mA
VDD_UNREG
VBUS_XDET
BATT_XEN
BATT_AD
VBUS_SPPWR
ADA_PWR
DGND
R3005
1M
C3003
0.1u
0.1u
C3021
47k
R3022
220k
R3023
1M
R3024
R3027
1M
1M
R3028
R3025
0
IC3001
PST8157UL
1
2
3
4
Vss
IC3002
XC6120C402NR
1
NC
2
Vss
3
Vout
4
Vin
VBUS
R3032
1M
C3001
0.1u
C3002
0.1u
C3004
1u
22k
R3029
D3001
RB520S-30FJTEG1
R3169
1M
R3144
0
C3610
0.1u
1u
C3641
1 CE
2 GND
2 GND
3
Vout
4
Vdd
1u
C3621
C3611
1u
1
CE
2
GND
3
Vout
4
Vdd
0.1u
C3640
C3101
0.1u
0.1u
C3620
R3105
220k
C3601
10u
C3600
10u
+-0.5%
R3601
470k
+-0.5%
R3600
470k
100
R3051
1
CE
2
VSS
3
VOUT
4
VIN
0.1u
C3053
1SS400TE-61
D3051
6.3V
100u
C3051
D3610
RB520S-30FJTE61
Q3001
EM6M1T2R
JL3002
JL3004
0
R3602
JL3213
JL3212
JL3211
JL3216
JL3215
JL3217
UP0497AG08S0
Q3022
Q3024
RTM001P02T2L
R3008
470
TT8J1TR
Q3002
TT8J1TR
Q3025
1 CE
2 GND
2 GND
3
Vout
4
Vdd
C3680
0.1u
C3681
1u
4.7u
R3680
0
D3681
RB520S-30FJTE61
C3670
0.1u
1 CE
2 GND
2 GND
3
Vout
4
Vdd
C3671
1u
DGND
1 NC
2 Vss
2 Vss
3
Vout
4
Vin
+-0.5%
100k
R3033
+-0.5%
100k
R3034
IC3600
1 PGND
2 Lx
3 BAT
4 EN
5 F0
6789
10
11
+-0.5%
150k
R3603
10p
C3603
4.7uH
L3601
R3030
22k
Q3006
LSK3541FS8T2L
1SS400TE-G1
D3002
JL3007
R3001
220k
4.7u
C3682
0
R3604
0
R3146
0
R3143
0.01u
C3024
C3683
0.1u
1 CE
2 GND
2 GND
3
Vdd
4
Vout
JL3001
10k
R3026
10k
R3036
VDD_BAT
IC3001
+5.7V DETECT
VDD BAT SWITCH
Q3022,3025
IC3002
VBUS SWITCH
Q3001,3002
DC/DC CONVERTER
IC3600
MAIN CPU CORE+1.1V REG
IC3680
SWITCH
Q3024
SWITCH
Q3006
DRY BATTERY
SIZE“AAA”
IEC DESIGNATION
LR03
2PCS,3V
+4.0V DETECT
MAIN BOARD (1/4)
XC9129D45CDR
XC9129S001DR
XC9129S001DR
MM3273BURE
IC3620
IC3620
MAIN CPU IO+3.1V REG
IC3640
XC6213B292NR
CODEC AUDIO+2.9V REG
IC3640
IC3680
MM3359A11URE
MM3271BURE
IC3051
IC3051
RTC BACKUP REG
IC3610
MM3359A36URE
IC3670
MM3359A15URE
MAIN CPU CORE+1.5V REG
IC3670
IC3610
VBUS+3.6V REG
XC6120N142NR
IC3021
IC3021
+1.4V DETECT
Q3008
DTC114YMFS6T2L
2SB1689-T106
Q3007
Q3007,3008
VBUS POWER
SWITCH
VDD_ANA2.9
VDD_NAND3.1
VDD_CPU3.1
VDD_DDCOUT3.3
VDD_MCPU1.1
DGND
VDD_RTC
VDD_CPU3.1
DGND
10V
220u
C3015
Vout
Vin
NC
AEN
AGND
FB
MODE
VOUT
(Page 19)
(Page 19)
(Page 21)
(Page 19)
(Page 20)
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