Nokia Ringo3 Uif Module 03
PAMS Technical Documentation
NHX-7 Transceiver
Chapter 3
UIF MODULE JE3
Original 10/98
NHX-7
PAMS
UIF MODULE JE3
Amendment
Number
Date Inserted By Comments
Technical Documentation
AMENDMENT RECORD SHEET
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Original 10/98
PAMS
NHX-7
Technical Documentation
CONTENTS
JE3 User Interfface Module Introduction 2 – 4. . . . . . . . . . . . . . . . . . .
Design 2 – 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electronics 2 – 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Ratings 2 – 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DC Characteristics 2 – 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
The Engine Interface 2 – 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Description 2 – 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Distribution Diagrams 2 – 8. . . . . . . . . . . . . . . . . . . . . . . . .
Keyboard 2 – 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Backlight 2 – 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Buzzer 2 – 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Speaker 2 – 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LCD 2 – 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UIF MODULE JE3
Page No
Parts list of JE3 (EDMS Issue 2.4)
Code: 0201213 2 – 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic Diagrams
Circuit Diagram of UIF Module (Version 05 Edit 63)
for layout version 05 4A–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Layout Diagram of JE3 (Version 05) 4A–2. . . . . . . . . . . . . . . . . . . . . . .
Page No
Original 10/98
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NHX-7
PAMS
UIF MODULE JE3
Technical Documentation
JE3 User Interface Module Introduction
This document describes the UI–Module (UIM) JE3. The module is used
in handportable phone NHX–7N of Nokia Mobile Phones.
Design
1
4
3
2
1 PCB
2 Reflector tape
3 Lightguide
4 LCD, drawn without TAB
The LCD module CD20 is sub–assembly from LCD manufacturer. It includes the LCD cell and mechanical parts of the module.
Electronics
The following sections of circuitry are included on the UI–PCB.
– Speaker circuit
– Buzzer circuit
– LCD module
– Keyboard and display backlighting circuits
– EMI & ESD circuits for LCD and speaker
Maximum Ratings
Operating temperature range –10... +55 oC
Storage temperature range –40... +85
o
C
Page 3 – 4
Original 10/98
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