MFP Error Classification for Self-Repair

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Solution Overview

Problem

Print shops face significant downtime and revenue loss due to the need for external service technicians to repair Multi-Function Peripheral (MFP) errors, as many issues require specialized expertise that users cannot address independently.

Innovation Solution

A system and method involving a server connected to printers that assesses error levels by determining if unfinished jobs can be redirected to other printers and provides error classification based on this judgment, allowing users to either self-repair or call a technician accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If service technicians are called to repair MFP errors, then repair expertise is ensured, but machine downtime increases and revenue is lost

Engineering Contradiction:
Improverepair qualityVSAvoidmachine downtime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables users to perform self-diagnosis and self-repair of MFP errors through automated error classification. The server analyzes error codes and determines whether users can resolve issues themselves, reducing dependency on external technicians and minimizing machine downtime while maintaining reliable repair outcomes through guided self-service procedures.

Inventive Principle:
Principle #25Self-service

2Productivity

If users attempt to repair MFP errors independently, then technician availability is not constrained, but repair capability is insufficient for complex errors

Engineering Contradiction:
Improveservice response speedVSAvoiduser repair capability
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

The system implements a feedback mechanism where the server continuously monitors MFP error codes, analyzes them against a database of known issues, and provides targeted guidance to users. This feedback loop enables users to successfully repair errors by receiving real-time diagnostic information and step-by-step instructions tailored to their specific machine issues.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The server acts as an intermediary between the MFP and the user, translating complex error codes into understandable diagnostic information and repair instructions. This intermediary function bridges the gap between sophisticated MFP technology and user capability, enabling effective self-repair without requiring users to have specialized technical knowledge.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Speed

If technicians are dispatched immediately, then repair speed is maximized, but service costs and scheduling complexity increase

Engineering Contradiction:
Improverepair speedVSAvoidservice management complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The system performs preliminary error assessment and classification automatically when errors occur, determining before technician dispatch whether user self-service is sufficient. This preliminary action filters out resolvable errors from those requiring technician intervention, optimizing service dispatch decisions and reducing unnecessary technician travel and scheduling complexity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10110772B2System and method of determining if users can fix or repair MFP errors in a printing system
Publication Date: 2018.10.23 KONICA MINOLTA SYSTEMS LABORATORY INC
  • US10110772B2 patent drawing
  • US10110772B2 patent drawing
  • US10110772B2 patent drawing

AI summary

A method, a system, a server, and a computer readable medium are disclosed for a server connectable to at least one printer to judge an error level, which includes (a) receiving a notification of a given error which has occurred at a given printer; (b) judging on whether there is an unfinished job corresponding to the given printer; (c) judging on whether the unfinished job can be redirected to other printer than the given printer; and (d) determining an error level for displaying the given error based on the judgment at step (c).