LG TracFone LG840G Service Manual page 121

840G Block Diagram "SYSTEM Block"
■ T3H Block Diagram
37.4MHz
Main
BT/WiFi
Ant
BT/WiFi
BCM4330
EDGE
FEM
2G PAM
LMSP33QJ
RF3194
GSM850/900/1800/1900
Duplex
3G PAM
SKY77196
Duplex
HSDPA
3.6
WCDMA_1900/850
Extension Memory
MCP
: Micro SD
DQ x
2Gb
NAND
1G
DDR
IO x
LGE Internal Use Only
"SYSTEM Block"
A-GPS
PAM
GPS
ALM-2506
RGR6240
PCM/UART
19.2MHz
32.768KHz
USIM
USIM
SDIO
SDRAM_DATA
16
SDRAM_Address
16
EBI_DATA
16
BATTERY
LI-ION
1000mAh
BL_I2C &
LCD_BL_CTRL
GPIO
GPIO
EBI_DATA
EBI1
GPIO/UART1
GPIO
Tx
CAM_DATA
Rx
GPIO
CAM_SYNC
Tx
GPIO
CAM_I2C
GPIO
Tx
QSC6270
AUDIO_I2C
GPIO
HPH/LINE
/GPIO/EAR
GPIO
GPIO
EBI2
MINI_I2C
I2C
UART
EBI2
MSM_USB
USB
EBI2
MIC
VBAT
- 121 - Copyright © 2012 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
TFT LCD 3.2"
CHARGE MLED
PUMP
5
RT9396
QVGA
(320 x
EMI
ICVE10054E250
16
R201FR
MINI_I2C
PROXIMITY
GP2AP002S00F
PROXI_OUT
EMI
8
EVRC18S
2M FF
03Q0150
10R
Speaker/
Audio
Receiver
Subsystem
EAR_R/L
TPA2055D3
HEADSET
DETCET
MINI ABB
RT8966
uUSB
C-MIC
Only for training and service purposes
240)
Ear-Mic.