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GPS RF test points
The GPS antenna test pads are located as shown in the following figures 'GPS antenna pad' and 'GPS
production test pads'. Checking for a connection between these two test points will confirm that the antenna
is working correctly, as will performing a radiated CW test.
X6301 = GPS antenna GND spring
X6302 = GPS antenna signal spring
Figure 15 GPS antenna pad (bottom side)
RF probe points are shown in the following figure 'GPS layout and basic test points'. In order to probe GPS
RF test points, inject 1575.52 MHz tone at the GPS antenna test connector and select Receiver On, then probe
the GPS RF test points as shown. Compare RF levels with a known reference phone.
RM-779
BB Troubleshooting and Manual Tuning Guide
Page 3 – 58
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2011 Nokia. All rights reserved.
Содержание 603
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Страница 175: ...6 System Module Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 6 1 Copyright 2011 Nokia All rights reserved ...
Страница 181: ...RM 779 System Module Issue 1 COMPANY CONFIDENTIAL Page 6 7 Copyright 2011 Nokia All rights reserved ...
Страница 185: ...Power distribution RM 779 System Module Issue 1 COMPANY CONFIDENTIAL Page 6 11 Copyright 2011 Nokia All rights reserved ...
Страница 186: ...Clock scheme RM 779 System Module Page 6 12 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...
Страница 219: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2011 Nokia All rights reserved ...