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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. BLOCK DIAGRAM
6. BLOCK DIAGRAM
BT_UART
BT PCM
Bluetooth v2.1
BT &
Wi-Fi
System HW Block Diagram
All System
MDDI Interface
MDDI Interface
Capacitive Touch
( LGIT)
LCD Backlight IC
BL I2C
TX IQ, PRX IQ
BT_PCM
FM_L&R
RF I/F
PRX_IQ
WLAN_SDIO
LINE_L& R
LBEH19UNBC-338
Wi-Fi 802.11b/g
FM Radio
FM
FEM
GSM & WCDMA
TOUCH I2C
3.2" HVGA
320*480
TOUCH INT
TCXO_
26MHz
FM_L&R
F_CLK_IN
CLK_REQ
Transceiver
(RTR6285)
Transceiver
(RTR6285)
LCD Backlight IC
AAT2862
BL_I2C
DDR SDRAM(4G)
NAND FRESH (4G)
EBI1 (DDR)
_ Q,
_ Q
RF I/F
GPS
FEM
(SKY77544)
DRX_IQ
DRX_IQ
GPIO59
GPS
MCP(Micron)
SBDT
FUEL_I2C
Fuel Gauge
(MAX17040G
)
Fuel Gauge
(MAX17040G
)
TCXO
NAND FRESH (4G)
CAM I/F
CAM_I2C
MSM7227
EBI2 (NAND)
CAM 3M
MCP(Micron)
Q-Motor
(WHVM-1030Q10)
Q-Motor
(WHVM-1030Q10)
GPIO_28
LIN_PWM_FREQ
MT29C4G96MAZAPCJA-5 IT
MIC
MIC
Speaker &
R
i
TCXO_19.2MHz
(Kyocera
)
RTR_TRK_LO_ADJ
TCXO_RTR_19.2MHz
TCXO_PM_19.2MHz
MOTION_I2C
Prox Sensor
(GP2AP002S00F)
PROX_I2C
MOTION Sensor
(KR3DM)
MOTION INT
Back Key
I2C
LINE_ON&OP
EAR1_OP&ON
HPH_L&R
LINE_OP, LINE_ON
RCV_P & N
HPH_R, HPH_L
SPK_RCVP, N
Receiver
3.5 pi
Earjack
EAR_L, R
COMPASS_I2C
Digital Compass
(AMI304)
COMPASS_INT
Audio Sub
WM9093ECS-R
GPIO_27
AUDIO_I2C
TCXO IN
MMC
SIM
USIM
KPD_PWR_N
(GP2AP002S00F)
MOTION_INT
USIM
USIM I/F
GPIO106
SBDT_SSBI
PMIC_SSBI
AMUX_OUT
HKAIN2
AMUX_OUT
AMUX_OUT
PM_INT_N
MSM_INT_N
GPIO24
PWR/End Key
QTKEY_I2C
Home Key
Send Key
Menu Key
USIM
Key COL, Key ROW
GPIO36 ~ 38
_
Key LED
MUIC_I2C
USBPHY
UART3
I2C
UART3
MPP3,4
PM7540
KPD_DRV_N
PON_RESET_N
PS_HOLD
GPIO25
RESIN_N
JTAG
PS_HOLD
MUIC
(
TS5USBA
)
in
_U
SB
nn
ec
to
r
Volume Key
GPIO36 ~ 38
Backlight_Key
USBH DM & DP
Array TP
REMOTE_PWR_ON
nJTAG_RESOUT
JTAG_PS_HOLD
JTAG CONN.
JTAG(TCK,TDI,TDO…)
UART3_TX/RX
5p
i
C
o
Main Board
Sub FPCB