Lexmark Optra C710 Service Manual page 72

5016-001
Error Code
993 Cam Sensor
does not turn on
994 Engine
EEPROM Error
2-6
Service Manual
Action
The cam sensor did not activate. Go to the
and Contact Cam System Service Check" on
page 2-53.
An engine EEPROM error has been detected.
"Fuser Drive