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ICD-UX71/UX71F/UX81/UX81F/UX91F
ICD-UX71/UX71F/UX81/UX81F/UX91F
12
12
4-2. BLOCK DIAGRAM – POWER/DISPLAY Section –
DC/DC CONVERTER
IC2003
FB
VOUT
BAT
DC/DC CONVERTER
IC2004
SHDM
VIN
BATT
DRY BATTERY
SIZE"AAA"
(IEC DESIGNATION LR03)
1PCS,1.5V
H4
H3
H3
M6
P4
P3
P3
LED DRIVE
Q4004
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
CPU VDD+3.1V
D4000
(OPR)
D4004,4005
(LCD BACK LIGHT)
UNREG+2.4V
D6
A5
B5
B4
D14
C15
T16
N4
H13
R16
P15
L1
M1
L3
J1
J1
T13
6
5
5
9
10
8
4
BACK LIGHT
LED DRIVE
Q4002
AVDDDAMP
REG
IC5003
CPU VDD+1V
REG
IC8000
CPU VDD+3.1V
REG
IC2007
CPU PLL2 +2.8V
REG
IC2008
KEY WAKEUP
SWITCH
Q4003
KEY MATRIX
S4000–4002,4004–4007,
4009–4014
SWITCH
Q5001
SWITCH
Q2002
SWITCH
Q5002
X5000
12MHz
8
10
3
LX 2
EN 4
3
SW 1
4
SWITCH
Q2014
VCC+3.3V
NCS2(P20)
LCD CS
LCD A0
LCD RESET
LCD A0
LCD RESET
CPU VDD+3.1V
CPU VDD+3.1V
CE1
CLK
DATA
DATA
CEO
FOUT
FOUT
AIRQ
REAL TIME CLOCK
IC3000
SCK0
SDO0
CS3
CPU32K
SDI0
SCK0
SDO0
SDI0
SDO0
SDI0
CS3
CPU32K
CPU32K
LED G
LED R
LED R
BACKLIGHT
KEY WAKEUP
KEY AD0
KEY AD1
DPC
HOLD
CPU POWER ON
VBUS
UNREG+2.4V
CPU VDD+1.0V
AVDDDAMP
CPU VDD+1V
REG
IC8001
VDD SPAMP
VBUS
CPU VDD+3.1V
CPU PLL2+2.8V
FM VDD+3V
CODEC VDD+3V
VCC+3.3V
D2008
D2011
D2004
D2009
D2003
TH5000
CPU VDD+3.1V
BATT
SYSTEM
CONTROL,
D/A CONVERTER
IC5001 (2/2)
1
5
3
CHARGE CONTROL
IC2005
VIN
CE
LX
2
7
IN1
3 IN1
1 VOUT1
8 VCC
6 IN2
5 IN2
OUT2
4
VOUT
OFF
S8000
DPC
ON
EXA21(P2E)
XFCE2(P06)
XFCE2(P06)
SCK0
SDO0
SDI0
TIOCB1(P1C)
TIOCA1(P1B)
AN0
AN1
AN3
EXTINT2(P23)
EXTINT1(P22)
N13
EXTINT6(P27)
AN7
N5
CHARGE ON
EXCEPT US,CND,LA MODEL
Q2005
Q2001
PO4
M5
CHARGE MEASURE ON
VBUS INT
CPU V
BATT CHARGE LEVEL
PO5
D5
AN6
FK CLK
XOUT1
XIN1
PO0
R3
BATT LEVEL MEASURE
TCLKB(P18)
VCC+3.3V
VBUS
CPU VDD+3.1V
BATT
C5
BATT LEVEL
AN4
T5 FM POWER ON
PO3
R6
AUDIO POWER ON
PO2
NCS3(P10)
XIN32K
RXD2(P2D)
EXTINT3(P24)
S8001
HOLD
OFF
ON
T2
TCLKA (P17)
A4
AN5
BATT
BATT
MAIN
SECTION
A
VOUT
UX71F/UX81F/UX91F
6
CODEC VDD+3V
REG
IC2012
7
2
USB DETECT
IC2002
VOUT
VIN
4
VCONT
4
2
CONSUMPION
VOLTAGE
DETECTOR
IC2001
OUT
VIN
VDD SPAMP
SWITCH
Q2015
VOLTAGE
DETECT
Q2007
(2/2)
VOLTAGE
DETECT
Q2007
(1/2)
Q2003
Q5004
Q2017
BATTERY
CHARGE AMP
IC2013
Q2009
Q2013
Q2019
Q2018
CHARGE
DETECT
Q5005
FM VDD+3V
SWITCH
Q2016
EXCEPT
LA MODEL
LA MODEL
• Abbreviation
CND : Canadian model
LA : Latin American model
CND : Canadian model
LA : Latin American model
(Page 11)
Ver. 1.1
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