Samsung Anycall SGH-N700 Service Manual page 19

5 . S G H - N 7 0 0 B l o c k D i a g r a m s
1. RF So lut ion Bloc k Diagram
DCS RX ( 1880 MHz )
EGSM RX (925~960 MHz)
Fr ont
RF
En d
C one ctor
Mod ule
(U401)
(U402)
(1710 ~ 17 85 MHz)
EGSM TX
(880 ~ 91 5 MHz)
Si 42 05
LN A
LN A
DCS TX
Dua l PA M
(U403)
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(U404)
PGA ADC
Mi x e r
PGA ADC
IF
RF
PLL
PLL
PD
LPF
5- 1
PG A DAC
PG A DAC
10 0
kH z
VCT CXO
(OSC401)
I
Q
CS P
22 00 B1
(U101)
SDATA
SCLK
SENB
PDNB
I
Q
Bryce Park