Epson TM-C7500 Series, Техническое справочное руководство, Страница: 76 / 224

76
Test printing
Yo u ca n check whe t her t he pr int er i s opera ting n ormally by pr inting t he n ozzle check pa tt er n .
Perform n ozzle check pr inting by follow ing t he s t eps below. Yo u ca n u se n ozzle check t o check
whe t her t he n ozzle i s clo gg ed from t he pr int ed pa tt er n .
1
Turn on the product.
2
Press (Menu) button to display the menu.
3
Select [NOZZLE CHECK] and press the OK button.
4
Select [YES] and press the OK button.

The nozzle check pattern is printed.
5
Check the printed nozzle check pattern.

If the pattern is printed normally, all the lines are printed properly as shown
in the left figure below.

The nozzle is clogged if there is an unprinted line as shown in the right figure
below. Perform head cleaning if this occurs.
Depending on the settings for the threshold of clogged nozzles, the clogged nozzle error may not
be displayed even if several dots are clogged.
See
"Setting Threshold of clogged nozzles" on page 23 or "NOZZLE CLOGGED" on page 162 .
<Normal>
< When the nozzles are clogged >