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Service Guide ML390/391
Chapter 4 Failure & Repair Analysis
4.9.03 Font Sample Test
General Information
This test will print samples of the available fonts.
At the top of the printout, you will see the Printer Model, Emulation, Country Code, Interface, and
Firmware Revision Level.
CAUTION:
If 13.6 inch Paper Width is selected in the menu, and you run this test with 8.5 inch wide paper loaded, the
test will print on the platen. This may damage the platen, ribbon, and printhead. Set the paper width to 8.5
inches before running this test.
Procedure
· Verify that the printer is loaded with paper.
· Power OFF the printer.
· Press and hold the LINE FEED switch while powering ON the printer. If the font sample test does not
print after you power ON the printer, you may have released the LINE FEED switch too soon.
· This is a two page test. The printer will stop after printing the pages. If you want to stop the test before it
is complete, press the MODE switch or power OFF the printer.
Sample
NOTE:
Only a portion of the test is shown.
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