HP L25500 PRINTHEAD STATUS PLOT
The ink smudges when touched, or looks oily There are various different circumstances in which these symptoms can be seen. Substrate types that show this behavior tend to show it constantly along the roll. However, HP strongly recommends. To print the manual completely, please, download it. Largest Forum for Signmaking Professionals Signs However, to fine-tune the quality of your print, you may need to calibrate the rate at which the substrate advances.
If bands affect mostly dark or saturated colors, or only area fills near the edges of the substrate, the cause could be insufficient drying of the ink, or an inaccurate color profile. Subtle stains or uneven appearance Subtle color differences may be seen on some substrates if they are stored partially covered after printing. Try lowering the ink quantity. Commercial and industrial large-format printing technologies 26 pages. Page of 66 Go. Not all RIPs provide this option. This is a common issue of inkjet printers both thermal inkjet and piezo inkjet , where there are slight color variations as the swath advances. In many cases, individual tiles are long and contain very large areas of solid colors.
Use the same substrate type that you were using when you detected a problem. Alternatively, some individual rolls of substrate may have a defective coating. Another cause could be a fiber attached to one of the printheads.
When you find the right adjustment, store the value in the RIP for future prints on the same substrate. To print the manual completely, please, download it.
If you are printing with eight or more passes, the substrate advance may need adjustment. How does HP install software and gather data? Feb 4, 9. See Align the printheadsAlign the printheads.

If the problem continues to persist, replace printhdad persistently faulty printheads. Doug Allan Nov sgatus, Remember to disable this option when you no longer need it, because it shortens the life of the printhead cleaning kit. If you are using eight passes or more, a wrong advance adjustment will not produce banding but graininess, which is harder to assess visually. Use the same substrate type that you were using when you detected a problem.
In this case, you can either use the standard colors, or decide to include a particular color in which you have noticed the problem. Table of Contents Add to my manuals Add.

To print this plot, go to the front panel and press. The print is deformed into a curved shape This may occur as a result of substrate bow deformation. The Virtual Agent is currently unavailable. So, when present, this issue can easily be overcome by inverting alternative tiles, which has the effect of placing the right side of the first plot next to the right side of the second plot and the left side of the pllt plot next to the left side of the third, so all contiguous areas belong to the same side of the roll and, hence, have the ploy length.
L Printhead Test Plot problem | Signscom: Largest Forum for Signmaking Professionals
HP Designjet L Series. Someone have any idea what the problem could be? A simpler and faster way to adjust the substrate advance while the printer is printing is by pressing the Move Substrate button on the front 2l5500, which then displays the following instructions.
HP Designjet Z Series.
L25500 Printhead Test Plot problem
The print consists of small dashes, one for each nozzle on each printhead. Javascript is disabled in this browser. Don’t show me this message again. Check that your printer firmware is up to date. By pressing ‘print’ button you will print only current page.
HP Large Format Print Media
This is likely if you have not aligned the printheads for a long k25500, or if there has been a substrate jam. Comments to this Manuals Your Name: What problem are you talking about? Page 70 – The image is grainy Page 71 – The image has a metallic hue bronzing Page 72 – Ink marks appear on the paper Page 73 – Colors are inaccurate Page 74 – The output l25500 completely blank Page 75 – One image printhhead another on the same p If you think it looks bad because there is a bunch of magenta in the yellow section that is because it was written wrong.
Complain wrong Brand wrong Model non readable. This manual is related to the following products: It helps you to check the performance of the printheads that are currently installed in your printer, and to determine whether any printhead is experiencing clogging or other problems.
See the User’s guide.
HP Designjet L26500 Printer Series – Troubleshoot print-quality issues
The benefits of arranging a service engineer’s visit when these messages appear on the front panel are two. It is intended to identify print-quality problems that may be caused by optimizer nozzle defects. Try selecting a higher print-quality option in your RIP software. This issue can easily be overcome by inverting alternate tiles, which has the effect of placing the right side of the first plot next to the right side of the second plot and the left side of the second plot next to the left side of the third, so all contiguous areas have been printed in the same point of plog swath and, hence, have the same color.
The printhead status plot consists of patterns that are designed to highlight printhead-reliability. Make sure that the substrate is stored in the same room ploy which the printer is located. Use the printhead status plot The printhead status plot consists of patterns that are designed to highlight printhead-reliability problems. If you have the wrong substrate type selected, you could experience poor print quality and incorrect colors, and perhaps even damage to the printheads.
