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Service Manual
WebScroll+ EYE
Service Manual
WebScroll+ EYE
Table of Contents
1.
Testing Environment & Tools .......................................................................................................2
a. Hardware ...............................................................................................................................2
b. Software ................................................................................................................................2
2.
Trouble Shooting Guide................................................................................................................3
3.
Problems and Solutions.................................................................................................................4
A. Cannot detect the mouse ......................................................................................................4
B. No E-Mail Notice Music ....................................................................................................12
4.
Spare Parts List ...........................................................................................................................13
Version 1.0
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Service Manual
WebScroll+ EYE
1. Testing Environment & Tools
a. Hardware
♦ PC586 or later
♦ PS/2 Port
♦ USB Port
x 1 unit
x 1 unit
x 1 unit
b. Software
♦ Windows 98 or Windows XP
♦ Driver of WebScroll+ Eye
Version 1.0
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Service Manual
WebScroll+ EYE
2. Trouble Shooting Guide
Problem
Cannot detect the mouse
No E-Mail Notice Music
Button/Click function NG
Can’t move the mouse smoothly
Solution
X1 NG
(Please refer to page 4)
U1 or X2 NG
(Please refer to page 5)
U2 NG
(Please refer to page 6~8)
U3 NG
(Please refer to page 9)
Cable NG
(Please refer to page 10~11)
IR NG
Please replace the IR.
U2 NG
(Please refer to page 12)
Micro Switch NG
Please replace the Micro Switch.
The copper line inside the cable is broken.
Please replace the cable.
Version 1.0
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Service Manual
WebScroll+ EYE
3. Problems and Solutions
A. Cannot detect the mouse
a. X1 NG – Please check the wave diagram of X1
Please check if there is
6MHz on X1 by
Oscilloscope.
The wave diagram should
be the same with below.
If not, please replace X1.
Version 1.0
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Service Manual
WebScroll+ EYE
b. U1 or X2 NG – Please check the wave diagram of U1
Please check if there is
18.43MHz on U1.
The wave diagram should
be the same with below.
If not, please replace U1 or
X2.
Version 1.0
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WebScroll+ EYE
c. U2 NG
♦
Please check the wave diagram of PIN5 on U2
Please check the working
voltage of Pin 5 on U2.
It should be +5V and the
wave diagram should be
the same with below.
If not, please replace U2.
Version 1.0
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WebScroll+ EYE
♦
Please check the wave diagram of PIN17 and PIN18 on U2
Please check the wave
diagram of Pin 17 and Pin
18 on U2. And it should
be 5V (as below).
If not, please replace U2.
Version 1.0
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Service Manual
WebScroll+ EYE
♦
Please check the wave diagram of PIN19 and PIN20 on U2
Please check the wave
diagram of Pin 19 and Pin 20
on U2. And it should be 5V
(as below).
If not, please replace U2.
Version 1.0
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Service Manual
WebScroll+ EYE
d. U3 NG – Please check the working voltage of right PIN1 on U3
Please check the working
voltage of right Pin 1 on U3.
It should be +3.3V and the
wave diagram should be the
same with below.
If not, please replace U3.
Version 1.0
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Service Manual
WebScroll+ EYE
e. Cable NG
♦
Please check the wave diagram of PIN9 on U2
Please check if there is
5MHz of Pin9 on U2.
And the wave diagram should
be the same with below.
If not, please replace the cable.
Version 1.0
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Service Manual
WebScroll+ EYE
♦
Check the wave diagram of PIN10 on U2
Please check the wave
diagram of Pin 10 on U2.
And it should be 5V (as
below).
If not, please replace the
cable.
Version 1.0
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Service Manual
WebScroll+ EYE
B. No E-Mail Notice Music – Please check the wave diagram of
PIN 4 on U2
Please check the wave
diagram of Pin 4 on U2.
And it should be 5V (as
below).
If not, please replace
U2.
Version 1.0
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Service Manual
WebScroll+ EYE
4. Spare Parts List
Spare Parts Name
Parts No.
U1
K0309028
U2
K130B026
U3
K1319007
Micro Switch
K0908001
BZ1.BUZZER
K113B001
X1
K0817000
CABLE
K5609225
X2
K0819001
Version 1.0
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