Table Of Contents - Nokia RH-3 Series Troubleshooting - Gps

CCS Technical Documentation
Contents
Troubleshooting - Global Positioning System (GPS) Engine........................................ 5
Acronyms and Abbreviations......................................................................................... 6
Troubleshooting the GPS BB ......................................................................................7
Troubleshooting Flowchart ....................................................................................... 7
Flowchart Notes ...................................................................................................... 10
Troubleshooting the GPS RF .....................................................................................13
Limitations .............................................................................................................. 13
GPS Receiver .............................................................................................................13
General Instructions ................................................................................................ 13
Test Equipment ..........................................................................................................14
Path of the Received Signal .......................................................................................14
GPS RF Quick Fault-finding Chart ...........................................................................15
GPS RF Circuitry and Component Placement ...........................................................16
GPS Module Test Points ............................................................................................17
GPS RF General Checking ........................................................................................18
GPS Reference Clock Checking ................................................................................21
GPS RF and GPS BB Interface Checking .................................................................23
GPS RX Chain Checking ...........................................................................................24
Issue 1 06/2003
Nokia Corporation
Troubleshooting - GPS
Confidential
RH-3
Page No
Page 3