| CPC B41J 11/42 (2013.01) | 17 Claims |
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1. An image forming device, comprising:
a first supplier configured to supply a long recording medium along a conveying direction;
an image forming engine configured to form an image on the long recording medium supplied from the first supplier using a color material supplied from a color reservoir, the color reservoir being configured to store the color material;
a remaining amount output device configured to output a signal indicating a remaining amount of the color material stored in the color reservoir; and
a controller,
wherein the controller is configured to perform:
deriving a length of the long recording medium on which images can be formed until the color material in the color reservoir runs out based on the signal output by the remaining amount output device, the length of the long recording medium being measured in a unit of length along the conveying direction different from a number of recording media;
wherein the first supplier is configured to accommodate the long recording medium and a plurality of stacked recording media, together or exclusively, each of the plurality of stacked recording media being a short recording medium having a particular length;
wherein the image forming device further comprises a medium information output device configured to output information indicating a type of recording medium accommodated in the first supplier; and
wherein the controller is further configured to perform:
deriving a number of short recording media on which images can be formed until the color material in the color reservoir runs out based on the signal output by the remaining amount output device;
displaying the number of the short recording media, on which images can be formed, derived from the deriving the number of the short recording media on a display;
displaying the length of the long recording medium when the medium information output device outputs information indicating that a recording medium accommodated in the first supplier is only the long recording medium; and
displaying the number of recording medium when the medium information output device outputs information indicating that a recording medium accommodated in the first supplier is only the short recording medium.
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