Canon BJC-85 - Manual (Page 94)

94 Scanner Problems
Scanning Result Is Unsatisfactory
■ White Portion Becomes Grayish
C HECK 1 D ID YOU PERFORM W HITE L EVEL C ALIBRATION ?
Use White Level Calibration to maintain the correct color balance of
scanned images.
Using the White Calibration Sheet
C HECK 2 D ID YOU ADJUST THE BRIGHTNESS AND CONTRAST ?
Depending on the image you scan, a white portion is not recognized as
white because the scanner detects and scans even the small differences
of the density between white and other colors.
Adjust the brightness and contrast.
• When you are using IS Scan Plus, use the online Help.
• When you are using a TWAIN-compatible graphics application program,
see the User’s Manual for the application program.
Note
01-Optional IS-12.fm Page 94 Thursday, April 20, 2000 6:45 AM