LG -E615 Service Manual page 113

LGE615 Block Diagram
M4 Block Diagram
RF
GSM: QUAD
/ WCDMA
RF
GPS
GPS
BT & WIFI
FEM
MMC
CLOCK
PM7540  MSM7227AA,
WCN2243,WCN1314
TCXO
RTR6285
PN544
19.2Mhz
※ SYSTEM CLOCK
PM7540  MSM7227AA
X-TAL
PM7504  WCN2243,
WCN1314
32.768Khz
※ SLEEP MODE CLOCK
LGE Internal Use Only
Touch & Sensor
Touch C/N
Touch_I2C
3 axis
Sensor_I2C
accelerometer &
Compass Sensor
Prox_I2C
Proximity
Prox_Out
sensor
RTR6285_SSBI I2C
RTR6285A
(GPIO)
TX/RX_IQ I/F
WCN2243
PCM
/BT/FM
BT_PCM
UART
BT_UART
WCN1314
/WIFI WLAN_SDIO
SDIO
/MMC
/SD /
MEMORY
SS
4GB eMMC
eMMC 8bit I/F
32_Data_ Bus
4Gb DDR
EBI 1
SDRAM
14 Add_ Bus
PON_RESET
+VPWR, NFC_3.0V
KEY_PWR_N
PWR ON
USIM2
USIM2_DATA, CLK2,RST2
USIM I/F
USIM1_DATA, CLK1,RST1
USIM1
VIB_DRV_N
LCD MIPI I/F
Volume Key ,
Home Key
COL_2 x Row_2
※
Keypad I/F
LCD MIPI
(GPIO)
LDO_EN
GPIO
CAM_MIPI(CSI)
CAM_MIPI
CAM_I2C
MSM7227AA
I/F
(Cortex A5 1Ghz)
EAR_MIC_3.5PI
AUDIO
CODEC
AUDIO_I2C
HPH,LINE_O
AAC,
AMR_WB RCV_P/N
_+
MIC1_P/N
GPIO
MIC2_P/N
USIM I/F
HS_USB
USIM I/F
PS_HOLD
VCHG_BUS
PM8029
MINIABB_I2C
PMIC
UART TX_RX
USBH_DM_DP
PMIC & Charger
- 113 - Copyright © 2012 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
LCD 4.0"
WVGA (320x480)
LCD Backlight
LCD_BL_I2C
LCD Backlight
LED BOOST
LCD & CAMERA
LDO for
CAMERA
RT,RT8053
Camera
5M / AF
EAR_DET
EAR Mic
EAR_L_R
3.5 pi earjack
TPA2055D3
Speaker
SPK_N_P
Receiver
Main MIC
Sub MIC
VBAT
Charger 1500mAh
Circuit
MINI
uUSB_POWER
ABB
MAX_DM_DP
National Semi
Only for training and service purposes
AUDIO
uUSB