User Guide

Internal interfaces

Name of Connection Connector reference Module

IHF speaker connector J2101, J2102 Engine assembly

Microphone connector B2100 Engine assembly

BTB connector (Engine side) X2401 Engine assembly

BTB connector (UI side) X1000 UI PWB

BTB connector (Engine side) X2500 Engine assembly

BTB connector (Camera side) X1001 Camera PWB

Main camera connector X1000

Vibra connector X1002

Coax connector (Engine side) X2400 Engine assembly

Coax connector (LID side) X1001 Lid assembly

Main display connector X1000

Cover UI display connector X1002

Earpiece connector B1000

Back-up battery interface electrical characteristics

Table 14 Back-up battery connections

Pin name I/O Connection Notes

VBACK <-> N2200 -

VBACK

Back-up battery G2200 is connected to

N2200 directly

Table 15 Back-up battery electrical characteristics

Description Parameter Min Typ Max Unit

Back-Up Battery Voltage Vback 2.6 V

RM-135

System Module and User Interface Nokia Customer Care

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