Self-Test Failure; Oscillator Failure; Cw Test Failure - Nokia RH-66 Troubleshooting Manual

2115i/2116/2116i (RH-66)
RF Description and Troubleshooting
3. Open the Troubleshooting menu, and click GPS Control.
The GPS Control dialog box appears.
4. Select GPS Quick Test in the Function area, and ensure that the Test Mode area
shows a value of Galvanic.
5. Click Execute.

Self-test Failure

If the test fails, repeat steps 1—5 in the
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 D6200.
3. If the elements pass a visual inspection, replace the D6200.

Oscillator Failure

1. Inspect all GPS circuit elements around N6250.
2. If the elements around N001 are okay, replace N6250.

CW 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.
3. Inspect all GPS circuit elements around D6250.
4. If the elements are okay, replace the GPS RF IC (N6251).
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Figure 37: GPS Control dialog box
©2005 Nokia Corporation
"GPS RF General Testing" section. If the test fails
Company Confidential Issue 1 03/2005