SECTION 2 Basic Operation
0855855eng 6/08 2–11
4 The Printhead
Located on the front of the printhead is the jet array (1), where hot
droplets of ink are ejected onto your carton or package.
Located on the rear of the printhead are the umbilical ports, where
the vacuum lines (2), electrical line (3), and ink line (4) are
connected.
The Jet Test button (5) is located next to the jet test symbol on the
rear of the printhead. It is used to print a pattern to confirm the
proper operation of all jets. Hold the button for continuous operation.
The Purge button (6) is located next to the purge symbol on the
rear of the printhead. It is used to force trapped air and hot ink
through the jet array for a few seconds. Each press of the button
initiates one-shot action.
The amber LED (7) on the rear of the printhead is used to monitor
the status of the printhead. The Top Level menu on the display also
reports the status of each printhead.
On Printhead is enabled, ready to print, and
there are no fault conditions.
Off Power is disconnected or
Printhead is disabled or
Printhead is purging.
Blinking Printhead is not ready.
Printhead is warming up or cooling down.
REAR
FRONT
1
3
2
4
5
6
7
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