User Guide

6015/6015i/6016i/6019i (RH-55), 6012 (RM-20)
Troubleshooting - Baseband Nokia Customer Care
Page 14 ©2004 Nokia Corporation Company Confidential Issue 1 - Revision 002 09/2004
Figure 5: 19.2 MHz digital
CBUSClk Interface
A 1.2 MHz clock signal is used for CBUS, which is used by the MCU to transfer data
between the UEM and UPP.
Figure 6: 1.2 MHz CBUS clock signal