Service manual
GX30
4 – 1
CONFIDENTIAL
PhoneGX30Service ManualService ManualMarketE
CHAPTER 4. DIAGRAMS
[1] Block diagram
Figure 1 MAIN BLOCK DIAGRAM (1/2)
IC106
AD652
9
DIG
MC
U
B
O
R
BSIFS BSDI
BSOFS BSDO
ASFS ASDI
ASDO
GPO_1 (TXON),
GPO_0 (RXON),
GPO_5 (ASM)
CSFS CSDI
CSDO
GPIO_37
(Interrupt)
GPO_29(RESETABB)
RESET
PWRON
(DBBON),
CLKON
(VCXOEN)
MCLKEN
CLKOUT
(13MHz)
VHGOSC, GATED
R
CHGDACREF, ISE
N
REFCHG, VBATSE
N
TH101
THERMISTOR
TH701
THERMISTOR
TEMP2
RF I/F
CLKON, GPO_1 (TXON),
GPO_9 (BS3), GPO_11(BS4)
GPO_16 (BS1) GPO_17(BS2)
GPO_18 (SYNTHEN)
GPO_20 (SYNTHDATA)
GPO_21 (SYNTHCLK)
CLK
I
(13
M
AFCDAC, PA
IP, INQP,
QN
KEYPAD:5 x 5
POWER-UP
KEY
KEYON
KEYPADROW[4:0]
KEYPADCOL[4:0]
GPIO_10(DETECT)
FLIP-KEY
GPIO_11
KEY PAD
BACK LIGHT
LIGHT3
SIM
D
SIM
C
GPI
O
6
10
2
3
5
8
VCHG
9
7
1
4
REFEN, REF
VSIM
SIM
CARD
EP100
RECEIVER
AOUT1P/1N
AOUT3R
AIN1P/AIN1N
MIC100
MICROPHONE
AIN2P/AIN2N
AOUT3L
IC103
AD6535
ANALOG BASEBAND
Baseband
Serial
Port
Filter
Filter
Audio
Serial
Port
Voltage Reference
BUFFER
POWER ON
RESET GENERATOR
Control
Serial
Port
AFC DAC
Ramp RAM
RAMP DAC
Filter
AUX ADC
Analog SW
DAC
Filter
PGA
DAC
Tone Generator
PGA
ADC
Filter
DAC
ADC
VCORE
LDO
VMEM
LDO
SIM
LDO
VRTC
LDO
VABB
LDO
VBACK
LDO
VMIC
LDO
VCXO
LDO
VUSB
LDO
AUDIO SECTION
BASEBAND SECTION
AUXRILY SECTION
POWER MANAGEMENT SECTION
INTERRUPT LOGIC
BATTERY
CHARGER
VEXT
LDO
REGULATOR
CONTOROL
VMIC
PGA
For BATTERY
For CAMERA
TEMP1
REFCHG
REFOUT
S
e
nu
m
VBAT
A
AIN3L
AIN3R
VAPP
LDO
3.0V / (1.8V)
KEYOUT
5.2V/600mA
from AC/DC CHARGER
GPIO_7(Headset SW detect)
USB D+
USC[1](RxD)
USC[5](CTS/Genie_Tx)
USC[4](RTS/Genie_Rx)
USC[2](TxD)
USB D-
GPIO_39
(USB_PU_Control)
USC[6](GPIO_31
/Genie_Rx
/RTC_monitor)
IC502
BU7870KN
USB CONTROLLER
GPO_19(MODESEL3)
USC[0](Genie_Tx)
(LDOEN)
nRESET
VINT
2.6V
Light Controller
VINT
VUSB
VBAT
x3
VUSB
GMSK
MOD
Filter
USB_VBUS
GPIO_48(Hook SW detect)
AUXADC2
GPIO_8(Stereo / MONO DEC)
VVCXO
LIGHT2
LIGHT1
LIGHT2
LIGHT3
USB_VBUS
VIN
EN
IC503
TK7384
0
REG
for USB
p
IC507
TC7SET00FU
LOGIC
D
VCORE
GPIO_36
D
GPO_4
MODESEL1
Manufacture(GPIO_09)
MODESEL2
REG
4.5V
JK101
HANDS FREE
CONNECTOR
CN502
EXTERNAL CONNECTOR
IC108
R3112Q261A
VOLTAGE
DETECTOR
IC116
RQ5RW45B
Q504
D505
ADC
Filter
Filter
DAC
[Main]
REG
3.0V
IC508
817A30NB