Understanding color variations ......................................................................................... 436
Common causes of color variation ................................................................... 437
Color selection process .................................................................................................... 437
Matching colors ................................................................................................................. 437
PANTONE* color matching .............................................................................. 437
Swatch book color matching ............................................................................ 437
Using color ........................................................................................................................ 438
HP ImageREt 3600 .......................................................................................... 438
Paper selection ................................................................................................ 438
sRGB ................................................................................................................ 438
Adobe® RGB ................................................................................................... 439
CMYK+ ............................................................................................................. 439
Color options ..................................................................................................................... 439
Print in grayscale .............................................................................................. 439
Automatic or manual color adjustment ............................................................ 440
Manual color options ........................................................................................ 440
Halftone options ............................................................................................... 440
Neutral Grays ................................................................................................... 440
Edge Control .................................................................................................... 440
RGB Color ........................................................................................................ 441
Adjusting color balance ..................................................................................................... 441
To adjust color density ..................................................................................... 441
Web-downloadable color tables ....................................................................... 442
Image defects .................................................................................................................................... 443
Light image ....................................................................................................................... 444
Light color ......................................................................................................................... 445
Dark image ........................................................................................................................ 445
Dark color .......................................................................................................................... 446
Completely blank image ................................................................................................... 446
All black or solid color ....................................................................................................... 447
Dots in vertical lines .......................................................................................................... 447
Dirt on the front or back of the paper ................................................................................ 448
Vertical lines ...................................................................................................................... 448
White vertical lines ............................................................................................................ 449
Horizontal lines ................................................................................................................. 449
White horizontal lines ........................................................................................................ 450
Missing color ..................................................................................................................... 450
Blank spots ....................................................................................................................... 451
Poor fusing ........................................................................................................................ 451
Distortion or blurring .......................................................................................................... 452
Smearing ........................................................................................................................... 453
Misplaced image ............................................................................................................... 454
Repetitive defects troubleshooting ................................................................................... 454
Repetitive defect ruler ...................................................................................... 455
Interface troubleshooting ................................................................................................................... 457
Communications checks ................................................................................................... 457
AUTOEXEC.BAT standard configurations ....................................................................... 457
Parallel MS-DOS commands ........................................................................... 457
Printer Job Language (PJL) commands ........................................................................... 457
@PJL [Enter] .................................................................................................... 457
ENWW xiii
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