HP Designjet L26100 HP Designjet L26500 / L26100 printer series - Maintenance - Page 16

The process takes about 10 minutes and starts immediately, unless an image is currently being printed. If a print job is in process, the alignment will be done as soon as the current print job is finished. Manual alignment To request a manual printhead alignment from the front panel, select the icon, then select Image quality maintenance > Align printheads > Manual PH alignment > Print alignment pattern. To request manual printhead alignment from the Embedded Web Server, select the Setup tab, then select Printhead alignment > Manual printhead alignment > Print. The printer prints 17 rows labelled from A to Q. Inspect the print and write down the number of the straightest line in each row (for example, A:9). Maintain hardware When you have done this, enter the correction values into the front panel or the Embedded Web Server. To enter the correction values in the front panel, select the icon, then select Image quality maintenance > Align printheads > Manual PH alignment > Enter correction values. Enter each value into the window labelled with the same letter as the corresponding pattern. To enter the correction values in the Embedded Web Server, select the Setup tab, then select Printhead alignment > Manual printhead alignment, and enter each value into the window labelled with the same letter as the corresponding pattern. Check substrate porosity To check the porosity of your substrate, proceed as follows. 1. If the printer has any substrate loaded, unload it. 2. Cut a piece of self-adhesive vinyl white gloss 15 × 50 mm (0.6 × 2 in) in size. 10 Chapter 4 Hardware maintenance ENWW