Afc Voltage Troubleshooting - Nokia 6265 Rf Description And Troubleshooting

6265/6265i/6268 (RM-66)
RF Description and Troubleshooting

AFC Voltage Troubleshooting

Use the following steps to monitor the AFC voltage.
1. In Phoenix, open the RF PDM dialog box.
Figure 43
2. Measure the DC voltage at R7201. The following typical voltages are observed.
• AFC PDM[0]=1.3V
• AFC PDM[-1024]=0.8V
• AFC PDM[1023]=2.5V
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Figure 42: RF PDM dialog box for AFC troubleshooting
shows a partial schematic of the R7201.
Figure 43: Partial schematic showing the R7201
©2005 Nokia Corporation
Company Confidential Issue 1 11/2005