Lexmark WinWriter 150c Service Manual - Page 29

Parallel Port Test, J13 to the pins shown below.

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4077-001 Parallel Port Test This test performs a wrap around test between the printer parallel port and the parallel port test connector. This test requires a parallel port wrap plug. Install the wrap plug in the parallel port before you start the test. If the test is successful, the power on light flashes. If the test is not successful, the power on light remains off. To run the test: 1. Turn the machine off and move the two pin jumper on connector J13 to the pins shown below. J13 2. Turn the machine on to start the test. Turn power off or unplug the printer to stop the test. 3. Return the jumper to its original pin position after completing the test. Diagnostic Aids 20

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4077-001
Diagnostic Aids
20
Parallel Port Test
This test performs a wrap around test between the printer parallel
port and the parallel port test connector.
This test requires a parallel port wrap plug. Install the wrap plug in
the parallel port before you start the test. If the test is successful, the
power on light flashes. If the test is not successful, the power on light
remains off.
To run the test:
1.
Turn the machine off and move the two pin jumper on connector
J13 to the pins shown below.
2.
Turn the machine on to start the test. Turn power off or unplug
the printer to stop the test.
3.
Return the jumper to its original pin position after completing the
test.
J13