Samsung SGH-S108 Service Manual page 15

3 . S G H - S 1 0 8 B l o c k D i a g r a m s
1. RF Bloc k Diagram
Ant enna
G SM : 925M Hz~960M Hz
L
N
R F
FI LTER
A
DCS:1805M Hz~ 1880M Hz
RF PC S: 1930M Hz~1990M Hz
FIL TER
R F
FI LTER
ASM
G SM : 890M Hz~915M Hz
PAM
DC S: 1710M Hz~1785M Hz
PC S: 1850M Hz~1910M Hz
PG A
PG A
1/ 2
SI 4200
D E T
RF
PLL
SI 4133T
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A D C
C HAN NEL
FI LTER
A D C
100KH z
I F
PLL
C L K
3- 1
CSP1093
R X
PG A
D A C
I , Q
PG A D A C
SI 4201
SERI AL
DATA,
SERI AL D ATA
CLK,
I N TER FAC E
LE
T X
I , Q
TC VCXO
13 M H z
A F C
UI
TRI D ENT
DSP16000
AR M 7TDM I