Hardware Architecture - LG U8290 Service Manual

3. TECHNICAL BRIEF

3.7 Hardware Architecture

GSM
Quadba
nd
PA
ASM
850/900/1800/190
SP7T
RX FILTER
WCDMA TX
D
UMTS
U
PA
P
L
E
X
E
WCDMA RX
R
RFL
6200
BLUETOOTH
GSM TX
GSMQu
ad
TX VCO
GSM RX
GSM
0
RTR6250
UMTS
TX
FILTER
UMTS
RX VCO
UMTS
RFR
RX
6200
FILTER
Figure 3.7-1 Simplified Block Diagram
PM6650
MSM6250
JTAG
JTAG
Connector
Connector
- 40 -
USIM
Receptacle
Receptacle
SPEAKER
Loud + Receiver
MIC
EAR
JACK(12pin)
1.3M
CAMERA
MAIN
LCD
SUB
LCD
SDRAM +
NAND
T-flash
CARD