Nokia RH-3 Series Troubleshooting - Antenna
Transceivers
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Also See for RH-3 Series:
- Troubleshooting - rf (56 pages) ,
- Troubleshooting - bb (40 pages) ,
- Troubleshooting - gps (28 pages)
Related Manuals for Nokia RH-3 Series
Summary of Contents for Nokia RH-3 Series
- Page 1 CCS Technical Documentation RH-3 Series Transceivers Troubleshooting — Antenna Nokia Corporation Issue 1 06/2003 Confidential...
- Page 2 RH-3 Troubleshooting — Antenna CCS Technical Documentation Nokia Corporation Page 2 Confidential Issue 1 06/2003...
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Page 3: Table Of Contents
Calibration Factors ....................15 Calibration Factor for Cell800 frequency ............... 15 Measurement Procedure for Cell800/PCS1900 phones .......... 15 Testing GPS Antenna....................16 Calibration Factor for GPS..................16 Measurement Procedure for GPS Antenna ............. 16 Nokia Corporation Issue 1 06/2003 Confidential Page 3... - Page 4 RH-3 Troubleshooting — Antenna CCS Technical Documentation Nokia Corporation Page 4 Confidential Issue 1 06/2003...
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Page 5: Troubleshooting - Antenna
• Button parting line (flash or offset) less than 0.1 mm. • Color match to code Nokia Jonathan Gray (GY7999). • Wire tube must completely cover the NiTi wire. No uncovered NiTi wire can be seen from the tube side. -
Page 6: Pifa Antenna
No oil, dirt, or particles are present on parts. • Radiator must be aligned with plastic housing. • GPS antenna contacts must be inside the plastic housing. • Radiator must be flat and no warp. Nokia Corporation Page 6 Confidential Issue 1 06/2003... - Page 7 Check if proper printing is present. Pins must be at the same level. Figure 3: PIFA Module showing antenna feed pins Proper printing must be present. (See Figure 10). Figure 4: PIFA Actual Element Nokia Corporation Issue 1 06/2003 Confidential Page 7...
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Page 8: Failures And Corrective Measures
D-cover when the whip is fully retracted. Antenna Position into D-cover Internal antenna and whip are assembled into D-cover as shown in Figure 7. Whip must be inserted prior to inserting internal antenna Nokia Corporation Page 8 Confidential Issue 1 06/2003... -
Page 9: Internal Antenna
Figure 8: RH-3/RH-3P internal antenna from two different view angles Damaged RF Feed or Ground Pins Both main and GPS antennas have pins (spring clips) that should properly touch the PWB. Positioning of these pins is shown in Figure 9. Nokia Corporation Issue 1 06/2003 Confidential Page 9... -
Page 10: Wrong Internal Antenna Installed
RH-17 antenna does not 2 The slot pattern is very different between the two antennas; and 3 RH-3/RH-3P and RH-17 antennas are marked on their radiators with "F" and "H" respectively. See Figure 10. Nokia Corporation Page 10 Confidential Issue 1 06/2003... -
Page 11: Obstructed Rf Feed And/Or Ground Pads For The Main And Gps Antennas
Figure 10: Top views of internal antenna (RH-3 at left; RH-17 at right) Installing the RH-17 antenna in the RH-3/RH-3P phone will not be compliant with Nokia’s FCC submission, as RH-17 is a single-band antenna (no PCS) and it doesn't have a GPS antenna. -
Page 12: Broken Or Missing Bottom Antenna Clip
Figure 13: Whip stopper as shown when the whip is fully retracted If the whip stopper is corroded or blocked by the whip straw, then the whip assembly needs to be replaced. If the whip stopper is obstructed or dirty, then the obstruction Nokia Corporation Page 12 Confidential... -
Page 13: Grounding Of Display Frame
The following figures show the contact between the display frame ground clips and the PWB in greater detail. Figure 15: Contacts of display frame clips with side plating of PWB Nokia Corporation Issue 1 06/2003 Confidential Page 13... -
Page 14: Misinstalled Whip
Figure 17. In this case, if the whip cannot be removed, then the D-cover assembly will need to be replaced. Otherwise, simply replace the whip. Nokia Corporation Page 14 Confidential Issue 1 06/2003... -
Page 15: Damaged Whips
Measurement Procedure for Cell800/PCS1900 phones 1 The phone will be placed display up in the test adapter MJF-28 with its whip retracted. Nokia Corporation Issue 1 06/2003 Confidential Page 15... -
Page 16: Testing Gps Antenna
3 Read reported C/No figure with test mode 3 three to four times to see if it is sta- ble. 4 GPS Antenna test fails if C/No value is outside test limits Nominal 31,0 dBHz 35,0 dBHz 38,5 dBHz Nokia Corporation Page 16 Confidential Issue 1 06/2003...