Hardware Architecture - LG KU800 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
Figure. Simplified Block Diagram
I/Q
MSM6275
I/Q
Power Management IC
PM6650
- 36 -
LCD
(2.0 inch)
Camera 2M
Camera VGA
USIM
KEY
PAD
Mono Speaker
& Earpiece
MIC
USB
18PIN
Stereo Headset
MMI.
Memory
SDRAM
NAND Flash
External
Memory
Micro SD