Nokia 9110 Service Manual 04uif

PAMS Technical Documentation

RAE–2 Series PDA Phone

Chapter 4

UIF Module BS2

Original 02/99 Copyright  1999 Nokia Mobile Phones. All rights reserved.

RAE–2

PAMS

UIF Module BS2

Amendment
Number

AMENDMENT RECORD SHEET

Date Inserted By Comments

02/99

Original

Technical Documentation

Page 4 – 2

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PAMS

RAE–2

Technical Documentation

CONTENTS – User Interface

Introduction 4 – 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Technical Summary 4 – 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Technical Specifications 4 – 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

DC Characteristics 4 – 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

AC Characteristics 4 – 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Interface to BS1 PDA Module 4 – 6. . . . . . . . . . . . . . . . . . . . . . . . . .

Interface to BS8 CMT Module 4 – 10. . . . . . . . . . . . . . . . . . . . . . . . . .

Interface to BC2 LCD Module 4 – 10. . . . . . . . . . . . . . . . . . . . . . . . . .

Interface to PDA LCD Display 4 – 11. . . . . . . . . . . . . . . . . . . . . . . . .

Interconnection Diagram 4 – 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Functional Description 4 – 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Power Distribution Diagram 4 – 14. . . . . . . . . . . . . . . . . . . . . . . . . . . .

CMT LCD Display Circuit 4 – 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PDA LCD Display Circuit 4 – 16. . . . . . . . . . . . . . . . . . . . . . . . . .

Backlighting Circuit of CMT LCD And Keyboard 4 – 17. . . . . .

PDA LCD Backlighting Circuit 4 – 18. . . . . . . . . . . . . . . . . . . . .

PDA Function Keyboard And CMT Keyboard Circuit 4 – 19. .

UIF Module BS2

Page No

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RAE–2

PAMS

UIF Module BS2

Introduction

This document describes the RAE–2 UI module BS2. The module com­prises PDA LCD display and function keys and all CMT UI electronics ex­cept the audio components.

Technical Summary

The following sections of circuitry are included in the BS2 UI module:
– External components of BC2 CMT LCD module
– External components of PDA LCD display
– Backlighting circuit of CMT LCD display and keyboard
– PDA display backlighting circuit
– PDA function keyboard and CMT keyboard switch matrices including

key dome sheets (3 pcs)

Technical Documentation

– RF coaxial cable connector and antenna clip
Other parts covered in this document:
– BC2 CMT LCD module
– PDA LCD display
– PDA LCD display EL backlighting panel
– CMT LCD display and keyboard EL backlighting panel

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RAE–2

Technical Documentation

Technical Specifications

DC Characteristics

Pin /

Conn.

1/X700 VPDA Filtered

3/X700 VBB Regu-

Line Sym-

bol

Parame-

ter

battery
voltage
from PDA

lated
baseband
voltage

Mini­mum

3.0 3.6 4.1 V

13 30 mA PDA LCD back-

7 15 mA CMT LCD

2.7 2.8 2.85 V

UIF Module BS2

Typical /
Nominal

0 mA PDA and CMT

Maxi-

mum

300 A

Unit Notes

LCD backlights
OFF

light ON

backlight ON

42/X700 V17_i4 PDA LCD

inter­mediate
bias volt­age

43/X700 V17_i3 PDA LCD

inter­mediate
bias volt­age

44/X700 V17_i2 PDA LCD

inter­mediate
bias volt­age

45/X700 V17_i1 PDA LCD

inter­mediate
bias volt­age

47/X700 V17_OUT PDA LCD

bias volt­age

1.3 1.5 1.7 V 1/13xV17_OUT
Throughout the
whole tempera­ture range

1.4 1.5 1.6 V At +20°C

2.6 3.0 3.3 V 2/13xV17_OUT
Throughout the
whole tempera­ture range

2.9 3.0 3.2 V At +20°C

13.5 16.4 18.6 V 11/13xV17_OU
T Throughout
the whole tem­perature range

15.4 16.4 17.4 V At +20°C

14.7 17.9 20.3 V 12/13xV17_OU
T Throughout
the whole tem­perature range

16.8 17.9 19.0 V At +20°C

16.0 19.4 22.0 V Throughout the
whole tempera­ture range

Original 02/99

18.2 19.4 20.6 V At +20°C

Page 4 – 5

RAE–2

g

tween in and

tween in and

baseband volt

PAMS

UIF Module BS2

Pin /

Conn.

49/X700 V28_1 PDA LCD

5,7,9,31,
34,36,38,
41,46,51/
X700

Line Sym-

bol

GND 0 V

Parame-

ter

logic sup­ply volt­age

AC Characteristics

Pin /

Conn.

6,7/
N700

Parameter Minimum Typical /

Frequency 152 158 165 Hz
Peak–to–peak volt-

age
RMS voltage 58 63 70 V

155 164 175 V

Technical Documentation

Mini­mum

2.7 2.8 2.85 V

Typical /
Nominal

0.3 2.0 mA

Nominal

mum

Maximum Unit Notes

NotesUnitMaxi-

Differential mea­surement between
the pins, NOT be-

p

ground

6,7/
N730

X790,
X791

Frequency 148 156 168 Hz
Peak–to–peak volt-

age
RMS voltage 61 65 70 V
Transmitter fre-

quency
Receiver frequency 935 960 MHz

160 164 170 V

890 915 MHz

Interface to BS1 PDA Module

Pin I/O Line Symbol Parameter Mini-

mum

1 VPDA Filtered bat-

tery voltage
from PDA

2 O PWRKEYx Power on key 0

3 VBB Regulated

age

3.0 3.6 4.1 V

13 30 mA PDA LCD

7 15 mA CMT LCD

0.7xVBB

2.7 2.8 2.85 V

-

Differential mea­surement between
the pins, NOT be-

p

ground

Typical /
Nominal

0 mA PDA and CMT

Maxi-

mum

0.3xVBB
VBB

300 A

Unit Notes

V Low, Power

backlights
OFF

backlight ON

backlight ON

key pressed
High

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