Horizon Imager User’s Manual 3-11
Basic Imager Operations
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The following table describes the control panel indicators.
Table 3-3. Control Panel Indicators
Indicator Description
O
NLINE
(green) Indicates when imager is online (lit) or offline (off):
• When online, printing is enabled.
• When offline, printing is paused.
In both cases, the imager will continue to receive and
process print jobs.
A
LERT
(yellow) When lit, indicates a condition that requires operator
attention, but printing can continue.
An example of an alert condition is a queued job that
requires a supply cassette that is currently not loaded or
is empty, but other cassettes are not empty.
F
AULT
(red) Indicates an imager fault condition that prevents the
imager from printing any job and requires operator
intervention. For example:
• A sheet is jammed
• No supply cassettes are loaded
• All supply cassettes are empty
A
CTIVE
(green) Has the following states:
• On: The imager is powered on but idle.
• Off: The imager is powered off.
• Flashing: The imager is actively receiving, processing,
or printing jobs; or powering on, off, or rebooting. If
jobs are stopped, the A
CTIVE
indicator will not flash.