Hardware Architecture - LG U830 KU830 Service Manual

3. TECHNICAL BRIEF

3.7 Hardware Architecture

GSM/ EDGE
PAM
WCDMA 1900
PAM
HDET
Bluetooth
GSM
Q_VCO
RTR6250
PCS1900_Rx_SAW
GSM
TX/RX
DCS1800_Rx_SAW
&
WCDMA
GSM900_Rx_SAW
TX
TX_SAW
VCTCXO
RFR6250
RX_SAW
WCDMA
RX
Power Management IC
Figure. Simplified Block Diagram
- 36 -
LCD
(2.2 inch)
USIM
KEY
PAD
I/Q
MSM6275
18PIN
MMI.
I/Q
PM6650
Camera 2M
Camera VGA
Mono Speaker
& Earpiece
MIC
USB
Stereo Headset
Memory
SDRAM
NAND Flash