3. TECHNICAL BRIEF
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Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
VDD_ANA
VDD C1 E
VDD_RF1
VDD RF2
VREG_MSMC1_1.25V
VREG MSMC2 1 25V
VSW_MSMC1
MIC
MIC_BIAS
VDD_C1_E
VDD_C2_PA
VDD_GP2
VDD_GP6
VDD_MSMP
VDD_WLAN
VDD_RF2
VDD_RUIM
VDD_R_SPKR
VDD_L_SPKR
VDD_TCXO
MSM7227A
MSM7225A
VREG_MSMC2_1.25V
VREG_MSME_1.8V
VREG_MSMP_2.6V
VREG_AUX2_2.9V
VREG_MSMA_2.6V
GSM_PA_DAC_REF
VSW_MSMC2
VSW_MSME
VREG_GP5
VREG_MSMP
VREG_MSMA
MCP
8Gb NAND
MPP_8
MIC
5pin u-USB
Connector
RTR6285A
VSW_PA
VREG_RFRX1_2.7V
GPS LNA
4Gb RAM
VRG_RFRX1
RTR_DAC_REF
VBAT
VBUS
PM7540
VREG_MSME_1.8V
MINI ABB
Battery
1500mAh
Mi
SD
VREG MMC 3 0V
USIM
VREG_RUIM1 VREG_USIM_3.0V
BCM4330
WCDMA/GSM PAM
VBAT
VBAT
VCOIN
VBAT
VBAT
Micro SD
VREG_MMC_3.0V
VREG_WLAN
KEY LED
KPD_DRV_N
KPD_DRV_N
VBAT
VIB_DRV_N
A di
MOTOR_PWR_N
MOTOR
VBAT
VCOIN
VCOIN
USB 3.3V
LDO
USB_3.3V_EN
MPP_7
3.5Pi
Ear Jack
TCXO
VREG TCXO 2.85V
VREG TCXO
Audio
Sub System
VREG_HS_MIC_1.8V
VREG_GP4
LCD BLT
BOOSTER
VREG_MSME_1.8V
TOUCH IC
VREG_TOUCH_2.6V
VREG SYNT
TCXO
19.2Mhz
GPS
D-F/F
G_ C O_ 85
VREG_TCXO
VREG_LCD_1.8V
VREG_LCD_2.8V
VRG_GP1
VRG_GP2
VREG_GP3
CAM
Proximity
VREG_CAM_AVDD_2.8V
VREG CAM DVDD 1.8V
VREG_CAM_AF_2.8V
VRG_GP6
_
VREG_PROX_2.8V
LCD
VREG_MMC
VREG RFRX2
VREG_MOTION_2.6V
LDO
CAM
(SoC)
_
_
_
VREG_CAM_IOVDD_2.8V
Digital Compass
Acceleration
VBAT
_
VREG_RFTX
<Power Block>
Figure. Simplified Block Diagram