Hardware Architecture - LG L601i Service Manual

3. TECHNICAL BRIEF

3.7 Hardware Architecture

900/1800/
1900
GSM
PAM
PCS1900_Rx
DCS1800_Rx
GSM900_Rx
Coupler
GSM
Q_VCO
I/Q
RTR6250
UMTS
2100
TX
VCTCXO
PAM
SAW
HDET
I/Q
RFR6250E
LNA
RX
SAW
Figure. Simplified Block Diagram
- 34 -
SBI
MIDI
MSM6250A
Analog
Acoustic
S/W
SDRAM
NAND Flash
SBI
PM665
0-2
Dual LCD
(2.2 inch)
Camera
1.3M
USIM
KEY
PAD
7-color LED
Stereo
Head
Phone
Mono
Speaker
MIC
IRDA
BATT
ERY
USB
TA
I/O Conn
RF