XTAL
26MHz
U802
GSM_IN
AFC SI4210
U803
R815 Match
LBTXOUT
SKY77506
Antenna
Att 3dB
DCXO
RF_CLK (26MHz)
A800
R816
VCO+FREQUENCY SYNTHESIZER
BiCMOS
HBTXOUT
Att 3dB Match/
Power
PA
Filter
Amplifier
J800
Controller
APC
PA_EN
Duplexer
SW_LO_TX
Antenna
IN
BS
Switch
Match/
SW_HI_TX
Decoder
PA
IP
Filter
DET
QP
PCS_IN
Match
90/0
QN
LNA850
BF800
LOW-IF
V_IO
LNA900 900
Q
GSMRX
PGA
PGA
BF801
ADC
LNA1800
1800
DCSRX
I
PGA PGA
ADC
BF802
LNA1900
PCSRX
1900
PDN
TSPEN2
TSPCLK
TSPDO
APC
RF_CLK (26MHz)
XTAL
CLK13M
32.768KHz
U101 SYREN
U100 G2+
CLK32K
DIV-2 RTC
13MHz
Voltage Regulation SLICER TSP
(VREG)
VBACKUP
Baseband
VBACKUP
CK32KHz
BFSR
Baseband intercommunication
Serial BDR
BaseBand
PLL & CLKM WTDOG INTH ULPD
Port BFSX
Interface
For RTC Backup
(BSP) BDX
APC SPI
APC GSM
CLK13M
AFC Clock
TPU
AFC Internal Time
DAC Gene
ADAC Bus
UDX MCUDI
MCU
GEA
Controller UDR MCUDO ARM PDN
Serial MCU TOP-CELL
TSPDO
(IBIC) UEN MCUEN0 Serial
Vibrator Timing
Port Boot ROM
PA_EN
From G2+ ARM-SYREN
TSPEN0 Port
Serial Port
(USP)
DieID
intercommunication SW_LO_TX
(TSP)
MEMIF
Test
B RHEA bus TSP
External BS
Access
R
Memories
TXQN
SW_HI_TX
Port Debug Unit
I
Memory TIMER1
(TAP)
TXQP
D
TSPEN0
Voice Band Protect To SYREN
G
TXIP
Voice
VCK intercommunication Unit
VCLKRX
E
Voiceband
Band
TXIN VFS
VFSRX ARM7
Baseband TIMER2
Serial Port LCD_nCS
Interfac
VDR VDR
Codec
RXQN
(VSP)
VDX e SCLK
VDX
(BBC)
From/to LCD
RXQP
Write ARMIO
5Mbit LCD IF SDO
MIC
RXIP Buffer
SRAM
SDI
I2S Audio AUDR CDO
DMA(6)
RXIN
AUCK CSCLK
Serial
I2S
0.5Mbit
EARP
AUFS CSYNC
Port
Speaker SRAM
EARN USB_EN
To Sub-board
CLK32K
USB_P
48Kbytes From/to USB
USB
MICIP
connectror
ROM/ USB_N
B
8K API
nRESPWRON (Chip Reset) Keypad
Voltage
MICIN RTC/
Boot
R
ONnOFF (keypad ON indication from keypad interface processor)
Reference
MICBIAS RESET
I
IT-WAKEUP (Wakeup interrupt from RTC)
Audio Power
CRYPTO cDSP SCL
D
From/to
RPWON (from TP105 on Test point) I2C
SPKN Control
Codec
Processors S28C128
SDA
G
U301 FM radio
PWON (From keypad)
HS_EN1 (AUC) (VRPC)
E
Audio
SIM-IO3
SPKP 64b Key
HS_EN2 From/to
AUDAMP_SD SIM ROW0 - ROW4
AMP. SIM-CLK3
G2+ DSP subchip
HS_DETECT 128b Key Keypad Port
(from G2+) COL0 - COL4
SIM-RST3
INTH
AUXI
To Syren
6
HSOL
NAND
SIM CARD SIM_CLK Memory UART
TX_MODEM1
JTAG
ARMIO (GPIO)
Interface nCS4 Flash IF From/to
Interface modem
U200
HSOR SIM_I/O
(SIM) RX_MODEM1 headset
nCS5
VBAT Battery Charger
Monitoring
3 SIM_RST
VBACKUP
U303 HSMICP Interface
ADC nFOE
VCHG
J301 MUX (BCI)
(MADC)
ICHG
nBLE
Headset
Connector
nBHE
FLASH
2
U302
3 2 1 128Mbit RnW
MUX
&
SIM
From SYREN PSRAM
4 Address Bus ADD[1-24]
Connecter
5 V_SIM 32Mbit
U701
1.8 or 3V
TX_MODEM1
Folder U201
5 SIM Card
VBAT
RX_MODEM1
sensor Charge
Data Bus DATA[0-15]
Pump
FMR
U401 SCL
V_RAM
From/to
Audio
FML From SYREN
SDA G2+
V_FLASH
AMP.
U400
Main board to sub-board
FM Radio
FPC 13 19
FM_Ant CLK32K
3 5 18 6 12 14 2 9 11 15 17 22
EARP
Receiver EARN
V_BUS
U503
1 U504
VBAT
U20
Charge
CAM_Data [0-7]
Back-end IC
IC
Camera
J500 Module
USB_ID
4
USB
Connector
From/to
U502
3 USB_P / USB_EN VBAT
G2+
Overvoltage
2
Control
USB_N
Toppoly
TFT LCD Display
128*160 1.8inch 65K Title
W375 EU Band Block Diagram
Size Document Number Rev
Sub-Board
A3 1.2
Date : 25 October, 2006
ANALOG INTERFACE
DIGITALFIL
FILTER
2.85V
2.8V
1.5V
2.8V
2.8V
1.5V
V_DBB
V_FLASH
V_RAM
V_RTC
V_SIM
VBAT
V_IO
RF2V8
(LDO Supply)
From U801
C108
VBAT
KEYLIGHT_EN
HS_EN
HS_DETECT
BE_nRESET
AUDAMP_SD
FOLD_DET
LCD_nRESET
Message_EN
KEYLIGHT_EN
BACKLIGHT_EN
To LCD
To Speaker
To Headset
To Sub-board
To Back-end IC
From Headset
LED
Backlight(5V)
VCHG
(charge current sense)
To LCD
SDI
SDO
SCLK
PCHG
VCCS
CLK13M
ICTL (charge current control)
VBATS
BE_nRESET
LEDC (pin 13) &
Message_EN
INCOM_EN2 (pin 19)
To Keypad
INCOM_EN1 (pin 22) &
Battery_EN (pin 15)
Battery
Message
Caller ID
LED
LCD_CS
LCD_SCLK
LCD_SDATA
Backlight(5V)
LCD_nRESET