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 83

The power amplifier includes:

- 50 ohm input and output, GSM850/EGSM900 and GSM1800/GSM1900

- internal power detector

- EDGE/GSM mode selector

 
 

   

 

 

 

 

 

 

 

 

 

 

   

 

 

 

 

 

 

 

 

 

 

   

 
 
 
 Ant 
 
 
 
 
 
 
 
 
 
 
 

RX  
PCS

RX 
DCS

 RX 
EGSM 

TX 
EGSM 

TX 
DCS/PCS

900

900

GSM1800/1900

RX
GSM1900

RX
GSM1800