LG FH2 - Block Diagrams; System Block Diagram

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BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM
U1 IC2
SW
PORT. IN
MIC-IN
KEY
IC3
DISPLAY
LED
IC4
AMP.
IC5
AMP.
USB
BT
DC TO DC
SUPPLY
L
R
L
R
A/D
DSP
IC105
RADIO
L
R
A/D
I2S
I2S
I2C
A/D
I2S
DC TO DC
+3.3V / +1.2V+5V
IC12
IC13
IC9IC11