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Canon S450 User Manual - Page 467

Quality of Scanned Image Is Uneven, le size of the scanned

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Scanning Result Is Unsatisfactory I Quality of Scanned Image Is Uneven The scanned image is coarse and/or blurry. Check IS THE RESOLUTION SETTING HIGH ENOUGH? Resolution determines the precision of the scanned image. The greater the number of dots used to draw an image, the higher the precision and the quality of the scanned image becomes. For a better quality image, select a greater number. Windows The scanning speed becomes slower and the ﬁle size of the scanned image becomes larger when you use a higher resolution. Changing the Scanning Mode Macintosh Changing the Scanning Mode Scanner Problems 467

Section	Page
Contents	2
Introduction	5
Welcome	6
Copyright	7
Disclaimer	7
Trademarks	8
How to Use This Manual	9
Safety Precautions	11
Parts and Functions of the Printer	21
Front View	22
Rear View	23
Inside the Printer	24
Operation Panel	25
Paper Handling	27
Paper and Other Print Media	28
Setting the Paper Thickness Lever	37
Printing Area	38
Notes on Handling Print Media	45
Printing on Special Media Types	46
Printing Photographs	89
Using the Windows 98/95 Printer Driver	94
Printer Driver Basics	95
Windows 2000 and Windows NT Users	96
Preparing and Executing a Print Job	97
Getting to Know the Windows 98/95 Printer Driver	98
Making the Most of the Windows 98/95 Printer Driver	113
Using Maintenance Functions	176
Using the Macintosh Printer Driver	201
Printer Driver Basics	202
Preparing and Executing a Print Job	203
Print Mode Settings	204
Executing Special Functions	219
Printer Maintenance	251
Routine Maintenance	272
Prolonging the Service Life of the Printer	273
BJ Cartridges You Can Use With the Printer	274
Notes on Handling BJ Cartridges	278
BJ Cartridge Maintenance	281
When to Replace a BJ Cartridge	282
Printing a Nozzle Check Pattern	284
Cleaning the Print Heads	285
Replacing the Ink Tanks	286
Replacing a BJ Cartridge	292
Aligning the Print Heads	298
Cleaning the Printer	299
Transporting the Printer	301
Troubleshooting	305
Printout Is Unsatisfactory	306
Printer Does Not Start or Stops Mid-Job	330
Paper Jams or Does Not Feed	339
The POWER Light Flashes Orange	345
An Error Message Appears	349
Other Problems	359
Before You Call for Help	364
Getting Help From Canon	369
Specifications	370
General Specifications	371
System Requirements	378
Using the Optional IS-32 Color Image Scanner Cartridge	380
Using the Scanner	381
Scanner Driver Basics	382
Unpacking the Scanner Cartridge	384
Installing the IS Scan Software	386
Installing the Scanner Cartridge	389
Basic Scanning Procedure	391
Using the White Calibration Sheet	393
Scanning Area Guidelines	396
Loading an Image	397
Using the Scanner With Windows	399
Using IS Scan	400
Changing the Scanning Mode	405
Using the Customized Scanning Mode	407
Saving the Settings	411
Using the Saved Settings	412
Other IS Scan Features	413
Using IS Scan Plus	415
Using Copy	419
Using Capture Image	422
Using Capture Photo	424
Editing a Scanned Image	426
Printing a Scanned Image	429
Saving a Scanned Image	431
Using the Scanner With Macintosh	433
Scanning Images With Application Software	434
Using the Main IS Scan Dialog Box	435
Scanning an Image	437
Scanning Images With IS Scan	441
Changing the Scanning Mode	445
Customizing the Scanning Settings	448
Copying a Scanned Image to the Clipboard	450
Adjusting an Image	451
Modifying an Image	453
Applying Special Effects to an Image	454
Other IS Scan Functions	457
Using the Copy Utility	459
Scanner Problems	464
Scanning Result Is Unsatisfactory	465
Scanner Cannot Be Used With a TWAIN-Compatible Application Program	473