HP B8C95AA Uživatelský manuál stáhnout pdf (Strana 13)

HP Designjet T Series — Service Manual 1-9

Print quality troubleshooting

Print Quality Troubleshooting Actions

For some Print Quality problems, a Call Agent can try and

troubleshoot the Printer by requesting the Customer to

perform certain actions. Using this process, most problems

can resolved without the need of an on-site visit.

Use the Print Quality Troubleshooting Wizard to help

customers with their print quality or color problems. For

information about how to use the Print Quality

Troubleshooting Wizard, see Print Quality Troubleshooting Wizard

on page 1-35.

When faced with a Print Quality problem, perform the following actions in

order to resolve the problem:

1 Printer Configuration:

 Check that the paper type loaded corresponds to the paper type selected

in the front panel and in the software. You can verify the paper type

selected through the Front Panel (Main Menu/Paper menu/View loaded

paper).

 Make sure that the correct Print Quality settings are used for different

types of print content. See

Print Quality Troubleshooting Actions on page

1-9 for further information.

 Dry time should be set to “Optimal”.

2 Perform Printhead recovery (Main Menu/Image Quality Maintenance/

ean Printheads).

3 Media:

 Select the correct media type through the front panel when loading it.

 Make sure that HP or HP-approved media is being used.

4 Perform the Printhead Alignment (Main Menu/Image Quality Maintenance/

ign Printheads), using the same paper type with which you were

experiencing unacceptable image quality, if feasible (some paper types are

not suitable for Printhead Alignment).

5 C

heck if the latest version of the firmware is installe

d. If not, install the latest

firmware revision.

The Service Image Quality Diagnostic Print

What is the Service Image Quality Diagnostic Print?

The Printer contains an internal Image Quality Test which helps you to

diagnos

e the possible source of any image quality defects. The Service IQ

Diagnostic Print is available in the following options:

1 Image Q

ualit

y Service Best Plot. This plot helps you to diagnose in more

detail the possible source of any image quality defects. It is accessible

through the Service Utility Menu.

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