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Long test mode
Iftheprinteristurnedonwhilethe I PAPER FEED I buttonispressed,theprinter
will enter the long self-test mode. The printer will print the version number
of the printer’s ROM, the Memory Switch Tree, followed by the whole
character set printed in each font and pitch available.
The test cycles endlessly, so you must turn the power off to stop it.
F/gum S4. Long self-test.
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