Fm Radio Control - Phoenix Interface - Nokia 6275 Baseband Description And Troubleshooting

6275/6275i (RM-154)
Baseband Description and Troubleshooting
• If the audio signal is not correct (with offset of 800 mV DC), then check the FM
radio integrated circuit for shorts, voids, and misalignments.
• If the audio signal is correct (with offset of 800 mV DC), then check the UEMEK
for shorts, voids, and misalignments.
• If the UEMEK and FM radio integrated circuits are okay, check the system
connector.
FM chip; check solder

FM Radio Control - Phoenix Interface

Use the Phoenix interface to perform the following tasks:
1. Connect a headset to the UHJ
2. Turn on the FM radio using Phoenix.
Page 10
Ground
Figure 6: FM radio integrated circuit
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