User Guide

CC Technical Documentation Troubleshooting - RF (Part 2)
RM-11
Issue 1 02/2004 ©2004 Nokia Corporation Confidential Page 23
Receiver DC Troubleshooting Layout
Figure 29: Receiver DC troubleshooting layout
1. LO Vdd = 2.779 VDC LOA Vdd supply lines for cell and PCS
2. RFA Vdd = 2.799 VDC RFA Vdd supply line for cell band
3. C_LNA Vdd = 2.779 VDC External Vdd supply line for Cell LNA
4. P_LNA Vdd = 2.779 VDC External Vdd supply line for PCS LNA
5. IFA Vdd = 2.779 VDC IFA Vdd supply line for CDMA and AMPS IFs
1
2
3
4
5