Lexmark E320/E322 User Reference Manual page 84

6
Press and release the operator panel button twice quickly (double-button press) until the Load
Paper light comes on and the two bottom lights blink.
7
Press the operator panel until all the lights come on to initiate the advanced troubleshooting
mode.
When the printer is in the advanced troubleshooting mode, the operator panel lights take on new
meanings based on their function. This illustration represents the operator panel settings in the
advanced troubleshooting mode when an operator panel light is on.
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