Table of Contents
General instructions for cellular RF troubleshooting......................................................................................... 4–5
Cellular RF key components.................................................................................................................................. 4–6
Cellular RF main troubleshooting ........................................................................................................................ 4–7
RF testing ............................................................................................................................................................... 4–9
Antenna.................................................................................................................................................................. 4–9
Antenna overview ............................................................................................................................................ 4–9
Antenna troubleshooting............................................................................................................................. 4–11
WLAN antenna troubleshooting .................................................................................................................. 4–13
GPS antenna troubleshooting...................................................................................................................... 4–14
NFC antenna troubleshooting...................................................................................................................... 4–14
List of Figures
Figure 10 RF key component layout, top side .................................................................................................... 4–6
Figure 11 RF key components .............................................................................................................................. 4–7
Figure 12 Antennas on the component layout, bottom side......................................................................... 4–10
Figure 13 Antennas ............................................................................................................................................ 4–11
Figure 14 Antenna contact areas...................................................................................................................... 4–12
Figure 15 NFC antenna in battery cover........................................................................................................... 4–12
RM-824; RM-825; RM-826
Cellular RF troubleshooting
Issue 2 NOKIA INTERNAL USE ONLY Page 4 – 3
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