Nokia Customer Care
Clock Distribution
RFClk (19.2 MHz Analog)
The main clock signal for the baseband is generated from the voltage and temperature
controlled crystal oscillator (VCTCXO) and sent to the UPP at pin M5.
Figure 4: Waveform of the 19.2 MHz clock (VCTCXO) going to the UPP
Issue 1 03/2005
©2005 Nokia Corporation
2115i/2116/2116i (RH-66)
Baseband Description and Troubleshooting
Company Confidential
Page 13