Genius WebScroll+NB Eye Bedienungsanleitung

Service Manual

Wireless WebScroll + NB Eye

ServiceManual

Table of Contents

Wireless WebScroll + NB Eye .....................................................................................................0

Chapter 1. INTRODUCTION...........................................................................................................2

a. Hardware ...............................................................................................................................2

b. Software ................................................................................................................................2

c. Block Diagram for Wireless Webscroll + NB Eye TX ........................................................2

d. Block Diagram for Wireless Webscroll + NB Eye RX........................................................3

Chapter 2. Testing procedures...........................................................................................................4

a. Connection fail.....................................................................................................................4

Chapter 3. Trouble Shooting Guide ..................................................................................................5

Chapter 4. Removal and Replacement..............................................................................................6

a.Wireless WebScroll + NB Eye TX............................................................................................6

b.Wireless WebScroll + NB Eye RX ...........................................................................................7

c. Modify Parts procedures (for pointer moves automatically) ...................................................8

Chapter 5. Parts list .........................................................................................................................10

Chapter 6. Tools ..............................................................................................................................10

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ServiceManual

Chapter 1. INTRODUCTION

a. Hardware

PC586 above♦

♦

Connection port : USB

b. Software

Win98 above

Wireless Webscroll + NB Eye USB Driver

c. Block Diagram for Wireless Webscroll + NB Eye TX

Charge circuit

Battery Optical Sensor

Control IC

RF AmplifyRF Oscillation

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d. Block Diagram for Wireless Webscroll + NB Eye RX

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Chapter 2. Testing procedures

a. Connection fail

REPLACE Mouse TX

REPLACE Receiver

Receiver

OK?

Mouse TX

OK?

START

END

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Chapter 3. Trouble Shooting Guide

Problems Condition Probable Reasons Solutions

1. Pointer is

moving

automatically

1. Power LED doesn’t light 1. TX PCB defect Change all the parts

below

1. ZD2

2. Change R25

3. Change R61

4. Change R15

5. Change R45

2. Mouse can’t

work

1. The receiver can’t receive the

signal

1. RX PCB defect 1. Change C7

2. Change Y1

3. Re-solder L2

4. Re-solder J1

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Chapter 4. Removal and Replacement

a.Wireless WebScroll + NB Eye TX

Step Description Picture

1. Turn over

mouse

To disassemble the mouse, you have

to turn over mouse.

2. Loose screws Using screwdriver to loose all

screws.

3. Take apart

rear flat

After taking all screws off, you can

take up the rear flat.

4. Take apart

PCB

You can take apart the PCB from the

upper cover directly.

The PCB is the most important part

of mouse.

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b.Wireless WebScroll + NB Eye RX

Step Description Picture

1. Turn over

receiver

To turn over the receiver.

2. Loose screws Using screwdriver to loose all

screws.

3. Take apart

PCB

After taking all screws off, you can

take up the rear flat and take apart

the PCB from the case.

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c. Modify Parts procedures (for pointer moves automatically)

1. Solder a 5V-3.3V Regulator(K1319003) on U2

2. Grounded PIN2 ON U2

3. Use Jumper to connect U2 PIN1 and J3 PIN14

4. R45 change to 20Ω(K1409021)

5. R15 change to 62K (K140A067)

6. R61 change to Diode 1N4148 (K1702001)

7. R25 change to 820K (K140C024)

8. R62 don’t connect anything

9. ZD2 change to new model

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Version 1.0 Page 9

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