LG LG-E400 - Page 144

6. BLOCK DIAGRAM
- 144 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
VDD_ANA
VDD S1
VDD_L1_L2
VDD L3 L4 L5 L6
VREG_MSMC1_1.1V
VREG_MSMC2_1.1V
VREG_MSME_1.8V
VSW_S1
VSW_S2
VSW S3
MIC
MIC_BIAS
VDD
_
S1
VDD_S2
VDD_S3
VDD_S4
VDD_NCP_L7
VDD_SMPS
VDD
_
L3
_
L4
_
L5
_
L6
VDD_L8_L9_L10_L11
VDD_L12_L13_L14_L15_
L16
VDD_L17_L18_L19
MSM7225A
VREG_MSMA2_1.2V
VREG_MSMA1_2.6V
VREG_PADAC_2.05V
VSW
_
S3
VREG_L3
VREG_L5
MCP
8Gb NAND
VREG_L2
MIC
VREG_PLL_1.1V
VREG_L3
VREG_USB_1.8V
VREG_L9
VREG_USB_3.3V
VREG L14
5pin u-USB
Connector
VREG_SMPS_2.1V
RTR6285A
VREG_S4
GPS LNA
4Gb RAM
WCDMA/GSM PAM
VBAT
VBUS
PM8029
VBAT
VREG_MSME_1.8V
VRG_L18
VREG_RF_2.7V
VREG_P3_2.85V
VREG_L12
_
MINI ABB(LP8727-B)
Battery
1500mAh
WCN1314 : WiFi
+1V3_MSM_A3_WCN
VREG_L19
+3V_WLAN_WCN
VREG_L17
+ 1V8_WLAN_TCXO
VREG_L11
+ 1V2_WLAN_WCN
VREG_L6
+1V3_MSM_A3_WCN
VREG_L5
VCOIN
VBAT
Micro SD
VREG_SDCARD_2.85V
VREG_L13
KEY LED
BACKLIGHT_KEY
MPP3
USIM
VREG_L16
VREG_USIM1_2.85V
VIB_DRV_N
VIB_DRV_N
MOTOR
VBAT
WCN2243 : BT/FM
VREG_MSME_1.8V
VCOIN
VCOIN
MPP_7
TCXO
VRE
G
T
C
X
O
2.
85
V
VREG L8
VBAT
Audio
Sub System
VREG_MSME_1.8V
TCXO
19.2Mhz
G
_
C O
_
85
VREG
_
L8
VREG_LCD_2.8V
VSW_MSME
VREG_L10
CAM AVDD 2.8V
TOUCH IC
VREG_TOUCH_3.0V
VREG_L1
LCD
B kli ht
MLED[1:5]
3M CAM
(SoC)
_ _
CAM_DVDD_1.2V
CAM_IOVDD_1.8V
B
ac
kli
g
ht
charge pump
PROXIMITY
VREG_PROX_2.8V
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LGE400 Power Block Diagram