3. TECHNICAL BRIEF
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Only for training and service purposes
LGE Internal Use Only
3.7 Hardware Architecture
<System HW Block>
HWBlockDiagram
MSM8x55
Ͳ
0
QTR TX
GSM&WCDMA&CDMA
PowerBlock
FromPM8058
3.8WVGA (RGB type)
MSM8x55 0
Touch(GPIO
I2C)
5M CAM(B
)
QTR8200
QTR_I/F
QTR_TX
QTR_(D)RX
QTR_SSBI
QTR_I/F
GPS&Diversity
W/G
PAM
(GSM&3G)
TX./RX.
FEM
AUDIO_MCLK
AUDIO_I2S
AUDIO
AUX
LINE
RGB
MIC_1
TOUCHIC
(Mxt224)
5MCAM(Bayer)
4Gb
LPDDR1
PoP
AUDIO
SUB
SYSTEM
GPIO(SW_I2C)
HPH
LINE
EAR
MIC_2
SPK&RCV
LINE
MIC.#1
MIC.#2
GPIO(SW_I2C)
GPIO
5MCAM(MIPI)
MIPI
VGA
PoP
eMMC
2GB
GPIO(SDC2)
RESOUT_1P8_N
Proximity & ALS
(APDS 9900)
GPIO(SW_I2C)
EARPHONE
WiFi/BT/FM
Module
(BCM4330)
802 11b/ /n
BT_UART
BT_PCM
WLAN SDIO(SD3)
FM_L/R
WiFI&BT
FM_ANT
(APDS-9900)
(
_
)
Digital
Compass
(AIM306)
Acceleration
(BMA250)
802.11b/g/n
WLAN_SDIO(SD3)
I2C
2
nd
option
Vibrator
Micro
SD
Socket
GPIO(SDC4)
GPIO(SW_I2C)
VBUS
UART3
GPIO(SW_I2C)
USB HS
PMIC_SECURE_IRQ
PMIC_USER_IRQ
PMIC_MDM_IRQ
PON_RESET_N
JTAG
JTAG_I/F
JTAG_PS_HOLD
4KEYLED
2
nd
option
IO
Co
nn
.
MUIC
USB_ID
DP/DM
USB_HS
MUIC_INT
SIM_I/F
SIM I/F
SIM_I/F
GPIO[29]
PS_HOLD
PS_HOLD
PMIC_SSBI
SSBI
PM_INT_N PON_RESET_N
VDDforMSM
ADCBlock
VIB_DRV_N
VPWR+
(PhonePower)
LED_DRV
PM8058
Battery
BAT
FET
BATT_FET_N
VBAT
Fuel Gauge IC
(MAX17040)
POWERONKEY
KYPD_PWR_N
SIM_I/F
LDOBlock
VDDforPeri…
GPIO