Image Forming Apparatus Self-Service Part Replacement Guidance

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Solution Overview

Problem

Conventional image forming apparatuses require trained service engineers for part replacements, leading to downtime and increased operational costs due to the necessity of on-site visits.

Innovation Solution

An image forming apparatus with an operation and display section, a power supply section, and a control section that guides users through the replacement procedure of parts by displaying instructions and controlling power supply, allowing users to replace parts independently without external assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If a service engineer replaces replacement parts, then the replacement can be performed professionally, but the image forming apparatus has downtime and operational costs increase

Engineering Contradiction:
Improvereplacement capabilityVSAvoidmachine operation continuity
Core Design Contradiction:
Ease of repairVSProductivity

Solution Approach 1:

The patent enables users to perform replacement parts maintenance themselves through the automated guidance system. The control section automatically identifies the replacement part, displays step-by-step replacement instructions on the operation and display section, and controls the power supply timing, eliminating the need for service engineer visits and allowing users to complete replacements independently without disrupting machine operation

Inventive Principle:
Principle #25Self-service

2Ease of repair

If a service engineer replaces replacement parts, then proper replacement procedure is followed, but the cost of on-site visits increases operational expenses

Engineering Contradiction:
Improvereplacement accuracyVSAvoidoperational cost
Core Design Contradiction:
Ease of repairVSLoss of energy

Solution Approach 1:

The system transfers the replacement task from professional service engineers to end users by providing automated guidance. The control section stores replacement procedures in advance and automatically displays them when a replacement is needed, eliminating the need for expensive on-site service engineer visits while maintaining proper replacement procedures through structured step-by-step instructions

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control section pre-stores replacement procedures and part identification information in advance. When a replacement is needed, the system automatically retrieves and displays the appropriate replacement instructions based on the identified part, eliminating the need for service engineers to arrive on-site and reducing operational costs while ensuring accurate replacement procedures are followed

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the user replaces replacement parts without guidance, then downtime is reduced, but the replacement may be performed incorrectly

Engineering Contradiction:
Improvemachine operation continuityVSAvoidreplacement correctness
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

The system provides real-time feedback through the operation and display section by displaying step-by-step replacement instructions that update based on the user's progress. The control section monitors the replacement process and provides guidance at each stage, ensuring users perform replacements correctly while maintaining quick downtime reduction through automated part identification and guidance

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control section pre-prepared replacement procedures and part identification data are automatically retrieved and displayed when a replacement is needed. This preliminary preparation ensures that users receive accurate, step-by-step instructions for the specific part being replaced, preventing incorrect replacement procedures while enabling rapid maintenance and minimal downtime

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8081328B2Image forming apparatus
Publication Date: 2011.12.20 KONICA MINOLTA BUSINESS TECH INC
  • US8081328B2 patent drawing
  • US8081328B2 patent drawing
  • US8081328B2 patent drawing

AI summary

An image forming apparatus having: a replacement part that can be replaced; an operation and display section; an image forming section that forms an image on a sheet; a power supply section that supplies power to the image forming section; a storage section that stores a procedure of replacing the replacement part; and a control section, wherein the control section carries out, upon input instruction of the replacement part to be replaced from the operation and display section, a display operation of the replacement procedure of the replacement part on the operation and display section and an ON/OFF control of the power supply section.