User Guide

Test Test Coverage Repair solution

FM Radio Functional Test: Perform

scan for local radio stations and

check station list displayed on

phone

FM receiver antenna circuit Repair of FM antenna circuit

(between BTHFM ASIC and

headset connector)

FM Radio Functional Test: Listen to

local radio station

FM receiver audio circuit Repair of FM receiver audio

circuit (between BTHFM ASIC

and headset connector)

The self tests run from Phoenix software are used for fault diagnosis.

If Phoenix software is not available the functional tests with phone accessories are sufficient to verify the

functionality Bluetooth and FM radio receiver and transmitter.

Bluetooth/FM radio component layout and test points

Figure 16 Bluetooth/FM Radio, WLAN component layout and test points

RM-348; RM-349; RM-350

Baseband Troubleshooting

Issue 2 COMPANY CONFIDENTIAL Page 3 –41