Canon scanner CanoScan FB 620U User Manual

21
About the USB Interface
The USB (Universal Serial Bus) interface is a new standard for connecting peripheral devices to comput-
ers. The USB interface offers these benefits:
¥ Accommodates a wide array of devices, including scanners, keyboards, joysticks, printers
and modems.
¥ Provides excellent expansibility, allowing up to 127 devices to be connected to one USB
controller.
¥ Supports two-way communication at speeds faster than a parallel port (12 megabits per
second versus 1) or a serial port.
¥...

22
Positioning the Documents
Position documents for scanning on the document glass, using the alignment mark as a guide.
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1. Lift the document cover.
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2. Place the document.
Place the document face down on the document glass with its top edge at the front of the
scanner (the edge farthest away from the document cover hinge).  Align the edges of the
document with the alignment mark....

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¥ The maximum allowable size for scanning is 8.5 x 11.69 inches (216 x 297 mm), up to A4
or letter size.
¥ This scanner is equipped with an ultra-sensitive scanning unit.  Opening the document
cover during scanning or improperly closing it may not produce proper results.  When the
document cover cannot be closed because you are scanning thick documents, such as
books, cover the document glass with a dark cloth to prevent ambient light from
affecting the scan. 

24
How to Use the Start Button
You can increase the efficiency of scanning
by making good use of the scanners start button.
The Smart Button and ScanGear Toolbox CS
Pressing the scannerÕs start button sends a signal that tells the computer something like Òhey, the start
buttons been pressed!Ó When the computer receives this signal, it starts ScanGear Toolbox CS.
As explained in the Quick Start Guide, ScanGear Toolbox CS is a software utility that simplifies the
scanning process. Its default settings...

25
Changing the Start Button Functions
The start button was programed to start ScanGear
Toolbox CS if you selected the standard installation
option. If you wish to change this to have it start
another program or to have the option of selecting
which program is started when the button is
pressed, follow the procedures below. For details,
see the ScanGear CS-U Users Guide.
1. Click the Windows [Start] menu
and select [Settings] and [Control
Panel].
2. Double-click the [Scanners and
Cameras] icon.
3. Select...

26
6. Confirm that [Canon Push Button] is selected in the [Scanner events] section.
7. Beneath that, you can select the name of the application that the start button will
initiate. Place a check mark beside the name of an application you wish to select.
If you select more
than one application,
youÕll see this dialog
box when you press
the scanner start
button. Select an
application to receive
the image and
click OK. 

27
Transporting the Scanner
Always engage the lock before transporting the scanner.
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1. Unplug the scannerÕs AC adapter from the electrical outlet.
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2. Confirm that the scanning unit is at the front of the scanner.
If the scanning unit is not at the front, remove all documents from the document glass,
close the document cover, and plug in the power cord.  Then plug the AC adapter into the
electrical outlet....

28
Lock
Position Lock
Switch
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3. Lock the scanning unit by pushing the lock switch toward the lock mark (  ).
¥ Carrying or transporting the scanner without locking the scanning unit may damage it.
Be particularly careful to lock the scanning unit when transporting the scanner in a
vehicle. 

29
Appendices
Troubleshooting ......................... 30
Care and Maintenance ............... 38
Major Specifications ................... 40
Index ............................................ 41
Canon Technical Support .................42 

30
Troubleshooting
Please read the suggestions below when scanning isnÕt proceeding as expected or when you encounter
a problem operating the scanner.  If the remedies suggested below do not solve your problems,
Canon Computer Systems, Inc. offers a full range of technical support options to assist you.  Please refer
to the Canon Technical Support information listed at the end of this manual.
¥ When you contact a Canon Customer Care Center, our technicians need to know about
the computer connected to the...