User Guide

Figure 2 Power connection diagram

All connectors going to the “outside world” have filter components, ESD protection and EMC reduction.

The Digital/Data lines on SIM have special dedicated filter ASIP. The below figure show the SIM filtering.

Figure 3 SIM filtering

The Audio circuit: Earpiece, IHF, internal microphone and external speaker are filtered with discrete components

(common mode reduction coils, Varistors, caps and resistors), where as the external microphone uses

differential mode mic. ASIP

The 16 UEMECLite BB & RF regulators are specified to have a decoupling cap of 1 µF ±20%.

Modes of operation

BB4.0 LiteV2 base band has five different functional modes, which are defined in UEMCLite specification:

RH-70

Nokia Customer Care System module

Page 1–8 Company Confidential 9243364 (Issue 1, Part 3)