User Guide

6235/6235i/6236i (RM-60)
RF Description and Troubleshooting
Page 30 ©2005 Nokia Corporation Company Confidential Issue 1 04/2005
The back-end of the receiver consists of the N7100 IC. VGA and IQ Demodulator are the
main functions.
Figure 26: Receiver schematic - 2
RF AGC Status
When configuring the values on the RF AGC Status dialog box, note the following:
• The RF AGC status functionality only works in Call Mode.
•In the PLL Lock Status area, bright green indicates a locked PLL and dark green
indicates an unlocked PLL.
•In the Baseband Type field, ensure that the correct baseband is selected
(Tiku BB 4.5).
N7100 Rx downconverter
Rx LO lock voltage
1.2 to 1.7 Vdc
Loop filter