HP Designjet T2300 - eMultifunction Printer - Troubleshooting Print Quality Issues

Table of contents
1 Introduction ...................................................................................................................... 1
Most-common issues resolution ................................................................................................... 1
2 Troubleshooting print-quality issues .................................................................................. 3
General advice ........................................................................................................................ 4
Horizontal lines across the image (banding) ................................................................................ 4
Lines are too thick, too thin or missing ........................................................................................ 5
Lines appear stepped or jagged ................................................................................................ 5
Lines print double or in the wrong colors ..................................................................................... 6
Lines are discontinuous ............................................................................................................. 7
Lines are blurred ...................................................................................................................... 7
Line lengths are inaccurate ........................................................................................................ 8
The whole image is blurry or grainy ........................................................................................... 8
The paper is not flat ................................................................................................................. 9
The print is scuffed or scratched ................................................................................................. 9
Ink marks on the paper ........................................................................................................... 10
Black ink comes off when you touch the print ............................................................................. 11
Edges of objects are stepped or not sharp ................................................................................. 11
Edges of objects are darker than expected ................................................................................ 11
Horizontal lines at the end of a cut sheet print ........................................................................... 11
Vertical lines of different colors ................................................................................................ 12
White spots on the print .......................................................................................................... 12
Colors are inaccurate ............................................................................................................. 12
Colors are fading ................................................................................................................... 13
The image is incomplete (clipped at the bottom) ......................................................................... 13
The image is clipped .............................................................................................................. 14
Some objects are missing from the printed image ....................................................................... 15
A PDF file is clipped or objects are missing ............................................................................... 15
The Image Diagnostics Print ..................................................................................................... 15
If you still have a problem ....................................................................................................... 17
3 Troubleshooting scan-quality issues ................................................................................ 18
Random vertical lines .............................................................................................................. 19
Wrinkles or folds ................................................................................................................... 19
Line discontinuities ................................................................................................................. 20
Grain in area fills when scanning plain paper ........................................................................... 21
Small color differences between adjacent CIS modules ............................................................... 22
ENWW iii