Gps Rf Test Points - Nokia RX-44 Service Manual

RX-44
BB Troubleshooting and Manual Tuning Guide
Figure 19 GPS Quick Test window for GPS troubleshooting

GPS RF test points

The GPS antenna test pad is located on the left side under the decoration cover as shown in figure "GPS
antenna test pad". Checking for a connection of test point will confirm that the antenna is working correctly,
as well as performing a radiated CW test.
J 6201 = GPS Antenna test pad
In order to probe GPS RF test points, inject 1575.52 MHz tone @ -50dBm at the GPS antenna test connector
and select Receiver On, then probe the GPS RF test points as shown in figure "GPS RF probe points". Compare
RF levels with a known reference phone.
Issue 1 COMPANY CONFIDENTIAL Page 4 –27
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