Vctcxo Manual Tuning - Nokia RH-66 Troubleshooting Manual

Nokia Customer Care
2. Open the RF PDM dialog box component in RF.
Typical voltages observed are as follows:
• AFC PDM[0] = 1.3 V
• AFC PDM[-1024] = 0.8 V
• AFC PDM[1023] = 2.5 V

VCTCXO Manual Tuning

You can manually tune the VCTCXO to verify when a mobile terminal is tuned incorrectly
or if the mobile terminal cannot make a call. To verify, monitor the RF signal at the
output of the mobile terminal.
Issue 1 03/2005
Figure 22: RF PDM dialog box for AFC measurement
©2005 Nokia Corporation
2115i/2116/2116i (RH-66)
RF Description and Troubleshooting
Company Confidential Page 31