Bluetooth troubleshooting
Introduction to Bluetooth troubleshooting
Bluetooth problems that can occur:
Problem
Description
A malfunction in the BT ASIC, BB ASICs or Phone’s BT
SMD components.
This is unpredictable and could have many causes
i.e. SW or HW related.
The main issue is to find out if the problem is related to the BT antenna or related to the BT system or the
phone’s BB and then replace/fix the faulty component.
Bluetooth/WLAN antenna element
Bluetooth and WLAN have common antenna element which is mounted into decoration cover. Antenna
connection to PWB antenna pad is made through pogo pin.
Figure 23 BT/WLAN antenna
RX-44
BB Troubleshooting and Manual Tuning Guide
Page 4 –42
COMPANY CONFIDENTIAL
Issue 1
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