Diagnostic Aids - Lexmark WinWriter 150c Service Manual

Service manual
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4077-001

Diagnostic Aids

Use these diagnostic test procedures to verify a repair. There are
two ways to enter test procedures, each procedure will indicate
which one to use:
1. Press the on/off button five times allowing one second between
each press.
2. Turn the machine off, move the two pin jumper on connector J13,
then turn the machine on. The test begins when the power but-
ton is pressed. Return the jumper to pins 2 and 3 after you com-
plete testing.
J13
Diagnostic Aids
3
18

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