SECTION 4 Diagnostic Tools
0855855eng 6/08 4–11
2.4 Printhead 1 - 4
The Printhead menu is used to monitor printhead functioning and
diagnose problems with each printhead.
2.4.1 State
Parameter Options: On, Off, Standby
Access Level: Read–3
The State parameter indicates the state of the printhead.
2.4.2 Ink
Parameter Options: OK, Low, Unknown
Access Level: Read–3
The Ink parameter indicates the level of ink in the printhead.
Unknown is displayed when the printhead is not up to operating
temperature.
2.4.3 Temperature
Parameter Options: OK, Warming Up, Shutting Down
Access Level: Read–3
The Temperature parameter indicates the present temperature of
the printhead.
2.4.4 Array Thermistor
Parameter Options: -35–140°C
Access Level: Read–3
The Array Thermistor parameter indicates the actual printhead array
temperature and is based on array heater set point. Note that -35°C
indicates a failed thermistor.
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