Epson LX-1170+II

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You can print the self test using either single sheets or continuous
paper. See “Printing on Continuous Paper” or “Printing on Single
Sheets” for paper-loading instructions.
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Caution:
For LX-300+II, you should use paper at least 210 mm (8.27
inches) wide to run the self test; otherwise, the print head prints
directly on the platen.
For LX-1170II, you should use paper at least 376 mm (14.8
inches) wide to run the self test; otherwise, the print head prints
directly on the platen.
Follow these steps to perform a self test:
1. When using continuous paper, make sure paper is loaded,
and the paper release lever is set to the correct position. Then
turn off the printer.
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Caution:
Whenever you turn off the printer, wait at least five seconds
before turning it back on; otherwise you may damage the
printer.
2. To run the test, turn on the printer while holding down the
LF/FF button or Load/Eject button.
Self test is printed in Draft characters when the LF/FF button
is held, or in NLQ characters when the Load/Eject button is
held.
3. When using single-sheet paper, load paper in the printer.
After a few seconds, the printer loads the paper automatically
and begins printing the self test. A series of characters is
printed.
Note:
To temporarily stop the self test, press the Pause button. To resume
the test, press the Pause button again.