Printer Error Reporting via Wireless Terminal
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Solution Overview
Problem
Printing apparatuses often experience errors due to high thermal head temperatures, leading to unnecessary waste of printing medium when error notifications are printed on the medium itself, especially in cases without a display, requiring users to interpret LED lamp states or install specific applications to view error details.
Innovation Solution
An electronic apparatus with a controller that performs error detection and reports errors via short-range wireless communication to an operation terminal, allowing for easier notification of error events without wasting printing medium, by transmitting error reports to the terminal for display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If error notifications are printed on the printing medium, then the user can be notified of error events, but the printing medium is wasted in each error
Solution Approach 1:
The error notification function is extracted from the printing medium and transferred to the operation terminal. The printing apparatus transmits error information wirelessly to the terminal, which then displays the notification. This separates the notification delivery function from the consumable printing medium, eliminating waste while maintaining reliable error communication.
2Loss of substance
If LED lamps are used for error notification, then no printing medium is wasted, but the user needs to interpret the illuminating state which increases operation complexity
Solution Approach 1:
The operation terminal acts as an intermediary between the printing apparatus and the user. It receives error information wirelessly from the apparatus and presents it in a user-friendly format on the display. This mediator translates machine-generated error codes into easily understandable notifications, eliminating the need for users to interpret LED patterns while conserving printing medium.
3Ease of operation
If error details are displayed on the printing apparatus display, then the user can easily recognize errors, but the apparatus requires a display component which increases device complexity
Solution Approach 1:
The operation terminal, which is a universal device already present in the user's environment (smartphone, tablet, or computer), is utilized to display error information. Instead of requiring the printing apparatus to have dedicated display components, the terminal's existing display capability is leveraged. This multi-functional approach allows easy error recognition without increasing apparatus complexity.
Data Source
AI summary
An electronic apparatus includes: an operation mechanism; a communication interface that communicates with an operation terminal; and a controller. The controller performs: determining whether a transmission request instruction is received from the operation terminal; when the controller determines that the transmission request instruction is received, obtaining operation information; determining whether an error event has been caused in at least one of the controller and the operation mechanism; and when the controller determines that the error event has been caused, transmitting an error report including a type of the caused error event, to the operation terminal via the communication interface.