Bluetooth And Fm Radio; Introduction To Bluetooth/Fm Radio Troubleshooting; Bluetooth Settings For Phoenix - Nokia n81 Service Manual

RM-179; RM-223
Baseband Troubleshooting

Bluetooth and FM radio

Introduction to Bluetooth/FM Radio troubleshooting

Bluetooth problems that can occur:
Problem
A malfunction in the BT ASIC, BB ASICs or
Phone's BT SMD components.
No BT link can be established.
Bluetooth/FM Radio component layout

Bluetooth settings for Phoenix

Steps
Phoenix service software.
1. Start
2. From the File menu, choose Open Product, and then choose the correct type designator from the
Product list.
3. Place the phone to a flash adapter in the local mode.
4. Choose Testing→Bluetooth LOCALS .
5. Locate JBT-9's serial number (12 digits) found in the type label on the back of JBT-9.
In addition to JBT-9, also SB-6, JBT-3 and JBT-6 Bluetooth test boxes can be used.
Bluetooth LOCALS window, write the 12-digit serial number on the
6. In the
Counterpart BT Device Address line.
This needs to be done only once provided that JBT-9 is not changed.
7. Place the JBT-9 box near (within 10 cm) the BT antenna and click Run BER Test.
Results
Bit Error Rate test result is displayed in the
Issue 1
This could have many causes i.e. SW or HW related.
• Bad contact of c-clips (X6302, X6300) to the corresponding
antenna pads.
• Damaged component or bad contact of R6420 (0 Ohm), BT/
WLAN frontend (N6301) or ISM band filter (Z6300).
Figure 21 Bluetooth and FM radio component layout
Bit Error Rate (BER) Tests pane in the Bluetooth LOCALS window.
COMPANY CONFIDENTIAL
Copyright © 2007 Nokia. All rights reserved.
Description
Page 3 –37