Wcdma Transmitter Troubleshooting - Nokia N900 Service Manual

RX-51
Cellular RF troubleshooting
Next actions
If you want to troubleshoot the other bands, change band with RF controls and set the communication
analyser accordingly.

WCDMA transmitter troubleshooting

Steps
1. Set the phone to local mode.
2. In Phoenix, select Testing→WCDMA→TX control .
3. In the TX control window, make settings as in the picture:
Note: For WCDMA TX channels: band I 9750, IV 1412, VIII 2787
4. Click Send to enable the settings and activate TX.
If settings are changed (eg. new channel), you have to click RF Stop and Send again.
5. Check the basic TX parameters using a communication analyzer (for example CMU200).
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