EPSON AcuLaser C2600/2600
Revision B
Troubleshooting
Printing-quality troubleshooting (PQT)
184
3.4 Printing-quality troubleshooting (PQT)
This section describes troubleshooting procedures for common print quality troubles.
With reference to the Print Quality Trouble List, find out the trouble you faces and
follow the corresponding PQT, which is provided for each of the symptoms on the
following pages.
3.4.1 Print Quality Trouble List
Defect
sample
Print-quality trouble
PQT
Completely blank pages are printed
PQT1
Printed in solid
color
All area of the printout is covered with a
solid color
PQT2
All area of the printout is covered with a
solid color except the left, right, top and
bottom margins
PQT3
White or color spots
appear on the
printout
It occurs cyclically
PQT4
It does not occur cyclically
PQT5
Vertical white
streaks or bands
appear on the
printout
They appear on the same position for the
four colors
PQT6
The position is different between the four
colors, or appear only on a certain color
PQT7
The position is the same for each print job
except the beginning position.
PQT8
PQT_001
PQT_002
PQT_004
PQT_006
Vertical color
streaks or bands
appear on the
printout
They appear on the same position for the
four colors
PQT9
The position is different between the four
colors, or appear only on a certain color.
PQT10
Vertical lustered streaks or bands appear on the printout
PQT11
Images are not
printed correctly
Ghost or toner offset (missing area on
image) occurs
PQT12
Toner smudges appears
PQT13
The background is dark or dirty
PQT14
The non-printed side of the page is dirty
PQT15
The printed image is
light or faint, or too
dark
All of the four colors are too dark
PQT16
Only a certain color is too dark
PQT17
All of the four colors are light and faint
PQT18
Only a certain color is light and faint
PQT19
Inconsistencies in
density appears in
the paper feed
direction
It occurs cyclically
PQT20
It occurs on a certain color
PQT21
It occurs at random
PQT22
Defect
sample
Print-quality trouble
PQT
PQT_008
PQT_010
PQT_011
PQT_015
PQT_019
Summary of Contents for Aculaser 2600 Series
Page 1: ...EPSON AcuLaserC2600 2600 A4 Full Color Laser Printer SERVICE MANUAL SEPG04005 ...
Page 12: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 85: ...C H A P T E R 2 OPERATINGPRINCIPLE ...
Page 141: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 209: ...EPSON AcuLaser C2600 2600 Revision B Troubleshooting Test Print 209 PRINTED PATTERN 03003101 ...
Page 210: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 364: ...C H A P T E R 5 ADJUSTMENT ...
Page 384: ...C H A P T E R 6 MAINTENANCE ...
Page 410: ...C H A P T E R 7 APPENDIX ...
Page 437: ...EPSON AcuLaser C2600 2600 Revision B APPENDIX Exploded Diagrams 437 7 4 Exploded Diagrams ...
Page 450: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 1 of 5 Rev B ...
Page 451: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 2 of 5 Rev A ...
Page 452: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 3 of 5 Rev A ...
Page 453: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 4 of 5 Rev B ...
Page 454: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 5 of 5 Rev B ...