Troubleshooting
2031504-159D MAC™ 800 3-13
5. Perform the Print Head Test.
a. Select the Print Head Test button.
The writer prints a 1-page print head test report.
b. Verify that there are no gaps in any of the lines printed.
Up to 5 mm of blank paper is allowable at the top and bottom of
the page.
When the page is done printing, the following window opens.
c. Do one of the following:
If there are no gaps in the lines on the printed report, press
F4 to select Yes.
If there are gaps in the lines on the printed report, press F5
to select No.
Replace the printer as described in “Replacing the Printer
Assembly” on page 4-13.
6. When all writer tests have been performed, press F6 to select Cancel
and close the window.
RS232 Test
The RS232 Test can be used to determine if the comm ports are working
properly.
1. Open the Diagnostic Tests window as described in “Accessing the
System Diagnostics Function” on page 3-6
2. Use a paper clip to short pins 2 and 3 in the COM port.
3. Select the RS232 Test button.
The following window opens.
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