Nokia 6233 - Table of Contents

Table of Contents
General RF troubleshooting...................................................................................................................................7–5
General RF troubleshooting.............................................................................................................................7–5
RF key components...........................................................................................................................................7–6
Auto tuning for BB5.0............................................................................................................................................7–6
GSM Receivers.........................................................................................................................................................7–7
GSM RX Troubleshooting...................................................................................................................................7–7
GSM Transmitters....................................................................................................................................................7–8
GSM900/1800/1900 TX Troubleshooting........................................................................................................7–8
WCDMA Receiver...................................................................................................................................................7–10
WCDMA RX Troubleshooting...........................................................................................................................7–10
WCDMA Transmitter.............................................................................................................................................7–11
WCDMA TX Troubleshooting...........................................................................................................................7–11
Synthesizer troubleshooting ..............................................................................................................................7–12
PIHI (N7500) Troubleshooting.......................................................................................................................7–12
Synthesizer Troubleshooting.........................................................................................................................7–13
Bluetooth and FM radio.......................................................................................................................................7–15
Bluetooth troubleshooting............................................................................................................................7–15
FM radio troubleshooting...............................................................................................................................7–16
List of Figures
Figure 46 Auto tuning concept with CMU200......................................................................................................7–7
Figure 47 GSM900/1800/1900 RX test points......................................................................................................7–8
Figure 48 GSM900/1800/1900 TX test points......................................................................................................7–9
Figure 49 WCDMA RX test points.........................................................................................................................7–11
Figure 50 WCDMA TX test points.........................................................................................................................7–12
Figure 51 PIHI (N7500) test points.....................................................................................................................7–13
Figure 52 Synthesizer test points.......................................................................................................................7–14
Figure 53 Troubleshooting diagram: Bluetooth...............................................................................................7–15
Figure 54 Troubleshooting diagram: FM radio.................................................................................................7–16
RM-123; RM-145
RF troubleshooting Nokia Customer Care
Issue 1 COMPANY CONFIDENTIAL Page 7 –3
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