User Guide

ManualsBrandsNokia ManualsCell PhoneE70

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Pin #/ Signal

name

Signal

description

Spectral range Voltage/

Current levels

Max or

nominal serial

impedance

Notes

4/ Vout DC out DC 2.78V 70 mA 100mΩ (PWB+

conn.)

200mW

2.5V 90mA

9 / XMIC N Audio in 300-8k 1Vpp &

2.5-2.78VDC

10 / XMIC P Audio in 300-8k 1Vpp &

2.5-2.78VDC

11 / HEAR N Audio out 20-20k 1Vpp 10Ω

12 / HEAR P Audio out 20-20k 1Vpp 10Ω

13 / HEAR R N Audio out 20-20k 1Vpp 10Ω Not conn. in

mono

14 / HEAR R P Audio out 20-20k 1Vpp 10Ω Not conn. in

mono

Baseband technical specifications

External interfaces

Name of Connection Connector reference

USB X2001

Charger X2000

Headset X2001

SIM X2700

Mini SD X5200

Battery connector X2070

Headset hook detection interface (XMICN) electrical characteristics

Description Min Typ Max Unit Notes

Hook detection

threshold 1

1.25 1.35 1.45 V Two fixed

thresholds

inside N2200.

Selectable by

Hook detection

threshold 2

0.5 0.6 0.7 V

Hook detection

hysteresis

25 mV

Hook detection

pull ups

1 2 4 uA

RM-10;RM-24

System Module Nokia Customer Care

Issue 1 COMPANY CONFIDENTIAL Page 9 –29