RM-583
Antenna Description and Troubleshooting
Obstructed RF feed point pad
If the RF feed point pad is obstructed, removed or covered, the antenna pin does not touch the PWB and the
antenna performance degrades.
z
If there is any corrosion or the pad is missing, replace the PWB.
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If a pad is obstructed or covered by something, clean the pad.
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If any component of antenna match circuit is missing, replace the related component.
Figure 3: PWB layout of RF feed point and antenna match circuit for main antenna
Figure 4: PWB layout of RF feed point and antenna match circuit for Bluetooth antenna
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