HP DesignJet T850 DesignJet T850 Printer Series DesignJet T950 Printer SeriesU - Page 125

Troubleshooting print-quality issues, General printing advice

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14 Troubleshooting print-quality issues Step by step instructions are provided for you to identify and resolve your issue. General printing advice To achieve the best performance from your printer, use only genuine manufacturer's supplies and accessories. ● Genuine manufacturer's supplies and accessories have been thoroughly tested to give trouble-free performance and best-quality prints. For details of recommended papers, see Order paper on page 100. ● Make sure that the paper type selected in the control panel is the same as the paper type loaded into the printer (see View information about the paper on page 32). Also make sure that the paper type selected in your software is the same as the paper type loaded into the printer. See Paper type is not in the driver or control panel on page 104 if you have doubts about the paper selection. CAUTION: If you have the wrong paper type selected, you could experience poor print quality and incorrect colors, and perhaps even damage to the printhead. ● Check that you are using the most appropriate print-quality settings for your purposes (see Printing on page 35). You are likely to see lower print quality if you have set the quality level to Fast. ● Check that your environmental conditions (temperature, humidity) are in the recommended range. See Environmental specifications on page 175. Horizontal lines across the image (banding) If your printed image suffers from added horizontal lines as shown (the color may vary). 1. Check that the paper type you have loaded corresponds to the paper type selected in the control panel and in your software. If you have doubts about the paper selection, see Paper type is not in the driver or control panel on page 104. 116 Chapter 14 Troubleshooting print-quality issues

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Troubleshooting print-quality issues
14
Step by step instructions are provided for you to identify and resolve your issue.
General printing advice
To achieve the best performance from your printer, use only genuine manufacturer's supplies and
accessories.
●
Genuine manufacturer's supplies and accessories have been thoroughly tested to give trouble-free
performance and best-quality prints. For details of recommended papers, see
Order paper
on page
100
.
●
Make sure that the paper type selected in the control panel is the same as the paper type loaded
into the printer (see
View information about the paper
on page
32
). Also make sure that the paper
type selected in your software is the same as the paper type loaded into the printer. See
Paper type
is not in the driver or control panel
on page
104
if you have doubts about the paper selection.
CAUTION:
If you have the wrong paper type selected, you could experience poor print quality and
incorrect colors, and perhaps even damage to the printhead.
●
Check that you are using the most appropriate print-quality settings for your purposes (see
Printing
on page
35
). You are likely to see lower print quality if you have set the quality level to
Fast
.
●
Check that your environmental conditions (temperature, humidity) are in the recommended range.
See
Environmental specifications
on page
175
.
Horizontal lines across the image (banding)
If your printed image suffers from added horizontal lines as shown (the color may vary).
1.
Check that the paper type you have loaded corresponds to the paper type selected in the control
panel and in your software. If you have doubts about the paper selection, see
Paper type is not in
the driver or control panel
on page
104
.
116
Chapter 14
Troubleshooting print-quality issues