Lexmark 4227 - Manual (Page 131)

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Chapter 6: Solving Printer Problems
Solving Printer Problems
Power Problems
Operator Panel Button Problem
Symptom Probable Causes and Actions
Printer is turned on,
but the Power light
is off. • Power cord is unplugged or not plugged in correctly.
Action: Check that the power cord is correctly connected
at both ends.
• No electricity at the power source.
Action: Check the power source by connecting another
electrical appliance.
Symptom Probable Causes and Actions
All buttons except
Start/Stop,
Load/Unload, and
FormFeed do not
work. • Operator panel is disabled.
Action: Normal operation.
Note: If you want to change the operator panel to the
enable mode, see “Disabling/Enabling the Oper-
ator Panel” on page 53.