Sign In
Upload
Download
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Nokia Manuals
Transceiver
RH-27 Series
Troubleshooting manual
Nokia RH-27 Series Troubleshooting Manual
Gps
Hide thumbs
Also See for RH-27 Series
:
Technical documentation manual
(60 pages)
,
Troubleshooting manual
(10 pages)
,
Troubleshooting instructions
(6 pages)
1
Table Of Contents
2
3
4
5
6
7
8
page
of
8
Go
/
8
Contents
Table of Contents
Troubleshooting
Bookmarks
Advertisement
Quick Links
Download this manual
CCS Technical Documentation
RH-27 Series Transceivers
Troubleshooting - GPS
©2003 Nokia Corporation
Issue 1 11/2003 Confidential
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Related Manuals for Nokia RH-27 Series
Transceiver Nokia RH-27 Series Technical Documentation Manual
(60 pages)
Transceiver Nokia RH-27 Series Technical Documentation Manual
System module (34 pages)
Transceiver Nokia RH-27 Series Troubleshooting Manual
(10 pages)
Transceiver Nokia RH-27 Series Technical Documentation Manual
(6 pages)
Transceiver Nokia RH-27 Series Technical Documentation Manual
(6 pages)
Transceiver Nokia RH-27 Series Troubleshooting Instructions
Fm radio (6 pages)
Telephone Nokia RH-27 Series Service Manual
Cellular phones (5 pages)
Transceiver Nokia RH-20 Series Disassembly And Assembly Instructions
(18 pages)
Transceiver Nokia RH-21 Series Troubleshooting Manual
(38 pages)
Transceiver Nokia RH-21 Series Disassembly/Assembly
(16 pages)
Transceiver Nokia RH-21 Series Technical Documentation Manual
Service tools (16 pages)
Transceiver Nokia RH-18 Series Instructions Manual
(10 pages)
Transceiver Nokia RH-30 Series Troubleshooting Instructions
(63 pages)
Transceiver Nokia RH-57 Series Troubleshooting Manual
(46 pages)
Transceiver Nokia RH-57 Series Troubleshooting Manual
(8 pages)
Transceiver Nokia RH-41 Series Disassembly
(8 pages)
Summary of Contents for Nokia RH-27 Series
Page 1
CCS Technical Documentation RH-27 Series Transceivers Troubleshooting - GPS ©2003 Nokia Corporation Issue 1 11/2003 Confidential...
Page 2: Table Of Contents
Page No Troubleshooting - Global Positioning System (GPS) Engine........3 GPS General Block Diagram ..................3 GPS RF Schematic ......................3 GPS Testing .........................4 GPS RF Probing Setup ....................7 GPS RF Probing Measurements................8 ©2003 Nokia Corporation Page 2 Confidential Issue 1 11/2003...
Page 3: Troubleshooting - Global Positioning System (Gps) Engine
TRF5101 16.368MHz GPS RF Cellular Baseband GPS RF Schematic GPS RF Chip (N001) Filter 1 (Z001) Filter 2 (Z002) RF Input Circuits located on Bottom Layer Circuits located on Top Layer ©2003 Nokia Corporation Issue 1 11/2003 Confidential Page 3...
Page 4: Gps Testing
Signal Generator Signal Generator RF OUT RF OUT 3 Open “GPS Control” from the “BB/Hwd” drop-down menu. 4. Execute the GPS Quick Test. 5. Analyze Results: See next figures. ©2003 Nokia Corporation Page 4 Confidential Issue 1 11/2003...
Page 5
• Check that signal generator is on and sourcing a signal to the GPS RF input port (X001). • Inspect all GPS RF circuit elements. • Inspect all GPS circuit elements around D051. • If all visual inspection looks good, then replace GPS RF IC (N001). ©2003 Nokia Corporation Issue 1 11/2003 Confidential Page 5...
Page 6
RH-27 Troubleshooting - GPS CCS Technical Documentation INSPECT! ©2003 Nokia Corporation Page 6 Confidential Issue 1 11/2003...
Page 7: Gps Rf Probing Setup
3 Continue to the GPS RF Probing Diagram diagram which follows, and measure probe points with either a FET probe and a spectrum analyzer set at center fre- quency 1575.25MHz, Span = 500kHz, or a voltmeter as specified. ©2003 Nokia Corporation Issue 1 11/2003 Confidential...
Page 8: Gps Rf Probing Measurements
Instrument LNA output 1575.25MHz @ -19.5dBm spectrum analyzer 2nd BPF output 1575.25MHz @ -21dBm spectrum analyzer TXCO supply V 2.78V (DC) voltmeter RF_GPS TXCO output freq 16.368MHz @ +6dBm spectrum analyzer ©2003 Nokia Corporation Page 8 Confidential Issue 1 11/2003...
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL