Nokia 5140 Manuales De Servicio
Nokia Customer Care
System Module and User Interface
NPL-4/5
Issue 1 05/04
Copyright © 2004 Nokia Corporation. All rights reserved.
Page 75
RF frequency plan
Figure 36: RF Frequency plan
GSM: 869-894 MHz
925-960 MHz
925-960 MHz
DCS: 1805-1880 MHz
PCS: 1930-1990 MHz
f
f
f/4
f/4
f
f
Helgo
f/2
f/2
PLL
3296-
3980
MHz
3980
MHz
I-signal
Q-signal
RX
I-signal
Q-signal
TX
PCS: 1850-1910 MHz
DCS: 1710-1785 MHz
GSM: 824-849 MHz
880-915 MHz
880-915 MHz
Buffer
VCTCXO
26 MHz
26 MHz
26 MHz
VCTCXO
VCTCXO
AFC