Hw Self Test Failure; Oscillator Test Failure; Cw (Mode 3) Test Failure - Nokia 6275 Rf Description And Troubleshooting

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4. Open the Troubleshooting menu, and click GPS Quick Test. The GPS Control
dialog box appears
5. In the Test State field, ensure that Galvanic is selected.
6. Click select Start test.

HW Self Test Failure

If the test fails, repeat steps 1—6. If the test fails again, continue with the following self-
test failure troubleshooting:
1. Verify the DC voltages at VRF_GPS and VDD_IO_GPS.
2. Inspect all GPS circuit elements around the GPS BB chip (D6200).
3. If the elements pass a visual inspection, replace the N6200.

Oscillator Test Failure

1. Inspect all GPS circuit elements around the GPS RF chip (G6250).
2. If the elements pass a visual inspection, replace the G6250.

CW (Mode 3) Test Failure

1. Check that the signal generator is on and sourcing a signal to the GPS RF input
port (X6250).
2. Inspect all GPS RF Circuit elements
Issue 1 - September 2006
RF Description and Troubleshooting
Figure 51: GPS Control dialog box
Company Confidential
6275/6275i (RM-154)
Page 51