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4227-100
Operator Panel Problems
Symptom
Start/Stop does not
function but no error
is indicated.
Only the Power light
turns on.
One or more
buttons do not
function.
One or more lights
do not function.
Blank display.
Cover open
displayed.
Power Problems
Symptom
When the power
switch is on, the
Power light does
not turn on or the
printer does not
start.
The Power light
blinks or changes
intensity.
Action
Turn the printer off and then on.
Go to the
"Operator Panel Service Check" on page
2-20.
Action
Check the continuity of the power cord and the
voltage of the electrical outlet.
Go to the
"Power Failure Service Check" on page
2-26.
Diagnostic Information 2-7
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