Nokia 8110 Service Manual

Programs After Market Services (PAMS)

Technical Documentation

Chapter 3

NHE–6 TRANSCEIVER

OVERVIEW

Original 06/97

NHE–6

After Sales

Transceiver Overview

Technical Documentation

CHAPTER 2 – TRANSCEIVER OVERVIEW
Contents

Introduction Page 3–3
Block Diagram of External Connections Page 3–3
Modes of Operation Page 3–4
Circuit Description Page 3–4
Block Diagram Page 3–5
Power Distribution Page 3–5
Power Distribution Diagram Page 3–6

Page 3–2

Original 06/97

After Sales

NHE–6

Technical Documentation

Introduction

The NHE–6 is a radio transceiver unit for the pan–European GSM network. It
is a GSM (phase 2) power class 4 transceiver providing 15 power levels with a
maximum output power of 2 W.

The transceiver consists of a Radio module (GJ8A), UIF–module (GU8) and
assembly parts

The plug–in (small size) SIM (Subscriber Identity Module) card is located inside
the phone.

Block Diagram of External Connections

EARPIECE

2

SIM Display

UI–module

MIC

2

Transceiver Overview

26

10

30

5

Keypad

RADIO MODULE

12

SYSTEM

CONNECTOR

2+2

CHARGER

2

BUZZER

4

BATTERY

2

ANTENNA

Original 06/97

BOTTOM CONNECTOR

Page 3–3