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A
B
C
WCDMA BAND I
PA
Bias
VccA
RF Pow det
Det
EN
DCDC_EN
WPAVCC
VBATi
N2205
DC/DC
VBAT
REF
PWM/PFM
Switch
LX
VBAT
ANTSW 0-2
Battery
uP
SAFETY
FUNCTIONAL OVERVIEW
D
E
N1300 YLVA
VDDE18
VDD
VccA
VCCRX
VCCLORX
PA
VBATi
RX PGC
BUS INTERFACE
Ref
WBCLK
CLK
RADDAT
RADCLK
RADSTR
GSM/GPRS/EDGE
VccA
N1200 GIMLI
RADDAT
RADCLK
RADSTR
A
D
A
S
P
F
VDDE18
BUS
INTERFACE
PA
F
ΔΣ
PLL
PA
WBCLK
MCLK
MCLK
26MHz
XO
TESTOUT
TESTOUT
RTEMP
A
A
D
USB DET
USB CHRG
Control
DCIO
DCIO DET
DCON
DCIO CHRG
Control
VBAT
S-D ADC
VBAT
BDATA
UART
GND
VBATi
VBATi
N2202
N2201
DC-DC
LDO 3.0V
Stby
In
VANA25
VCORE18
Out
In
In
Block Diagram
F
G
D2000 ANJA DIGITAL BASEBAND CONTROLLER
CPU
SDRAM Controller
SDRAM Controller
WCDMA
Sub system
GSM/GPRS/EDGE
Sub system
DSP
Sub system
SIM Interface
SYSCLK0
SYSCLK1
SYSCLK2
GPIO 00-23 ACCESS
TESTOUT
I2C1 ANALOG BASE BAND
1.2V VCORE12
RTEMP
GND
2.8V
2.5V
OPTOTEMP
VAD AID
VccA
VANA25
B2100
VBACKUP
GND
1.8V
OPTOSENSE
VMC18
SERCON
I2C
BUCK REGULATOR
N2000 VERA ANALOG BASEBAND CONTROLLER
Vibrator
Band
Control
Gap
LED
1/1911-FCP 101 3471 Uen
BOOST
Control
PWM
VBATi
1.8V
2.6V
VBEAR26
VDDE18
2.75V
2.75V
VDIG
VBT27
V
2.6V
I
VAUDIO26
B
VBATi
OPTO_EN
Out
VOPTO30
Title/Description
Prepared By
Content responsible if other than preparer
Approved by
SEMC Troubleshooting Manual
H
I
D2020 1Gbit NAND +
512 Mbit SDRAM
VCORE18
CKE
Static Memory
CLK
Controller
VDD
CS
VDDQ
WE
VSS
CPU
CAS
VSSQ
RAS
BA0
XGAM
BA1
PDI
LDQM
D(0-15)
DAT
UDQM
A(0-11)
KEYPAD
KEYOUT
KEYIN
I2C2
MMC
MS Pro
D2000 ANJA
GPIO 00-14 APPLICATION
POWER ASIC
On/Off
VBATi
POWER CAMERA
VCAMCORE_18
32
kHz
VCAM_28
System
Osc
POR
MAIN/VGA
SIM LVL shift
VBACKUP
BACKUP CAPACITOR
C2217
SIM/
USIM
Security class
Document type
BLOCK DIAGRAM
W890 BLOCK DIAGRAM 2
Document number
Date
Remarks
1234-5678 rev. 1
K630 - V640 - K660
J
VCORE12
VANA25
VDDE18
VCAM_18
Sheet
Revision
90
(100)
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Troubleshooting
