Damaged Gps Antenna, Pins, Or Heat Stake - Nokia 6235 Antenna Description And Troubleshooting

Nokia Customer Care
• If the ground pin of the GPS antenna does not touch the PWB, the GPS antenna
gain may degrade by more than 5 dB.
• If either the RF feed pin or ground pin are broken or bent such that either pin
does not touch the PWB, then replace the internal antenna.
• If either the RF pin or ground pin springs appear damaged, then replace the
internal antenna.
• If either of the IHF speaker pins is damaged or missing, the speaker will not
connect to PWB. Then the antenna module must be replaced with the correct
one.
• If the rubber pad on the antenna module is missing, then replace the antenna
module with a properly assembled antenna module.

Damaged GPS antenna, pins, or heat stake

The GPS antenna is heat staked to the plastic.
If any of the following problems happen, the antenna should be replaced with a correct
on GPS antenna is missing.
• GPS antenna looks obviously damaged.
• Any of the 5 heat stakes look damaged, the GPS antenna will be loose.
• Any of the 5 heat stakes are over heated and melt GPS antenna into plastic,
antenna will look distorted and bent.
• Either of the GPS antenna feed or ground leg is broken, or bent such that either
pin will not touch the PWB.
Issue 1 04/2005
GPS antenna
Heat stakes
Figure 4: Back view (GPS antenna)
©2005 Nokia Corporation
6235/6235i/6236i (RM-60)
Antenna Description and Troubleshooting
Company Confidential
Ground pin of
GPS antenna
RF feed pin of
GPS antenna
Heat stakes
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