OKI Pro9431 ERROR CODES

OKI Pro9542 error codes Troubleshooting fatal errors and service call code errors

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OKI PRO PRINTERS FATAL ERROR and SERVICE CALL CODES

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OKI Pro9431: Ideal for graphic designers and print shops, offering vibrant colors and excellent media flexibility.
OKI Pro9541: Equipped with 5-color printing capabilities CMYKW, including white toner, for stunning and unique designs.
OKI Pro9542: 5 Colour WCMYK Perfect for specialty printing, featuring unparalleled performance on dark and textured media

COMMON OKI PRO9542 PRINTER FATAL errors AND SERVICE CALL codes and ERRORS

Complete Guide to All OKI Printer Service Error Codes

OKI printers are trusted for their high-quality performance, but occasionally, they may display service error codes indicating issues that require attention. This guide provides a detailed breakdown of OKI printer service codes, their meanings, and step-by-step troubleshooting solutions to keep your printer operating smoothly.

What Are OKI Service Error Codes?

Service error codes, often displayed as “Service Call” errors, are diagnostic messages that alert users to specific hardware or software issues within the printer. These codes can help pinpoint the problem, making troubleshooting faster and more effective.

Categories of OKI Service Error Codes

1. Fatal Error Codes (Critical Issues)

Fatal errors indicate serious malfunctions and often require professional repair.

Error Code	Description	Solution
001	Machine Check Exception (PCB failure).	Restart the printer. Replace the Printer Control PCB if unresolved.
020	Firmware checksum error.	Update or reinstall the firmware. Replace the Printer Control PCB if needed.
135	Motor lock error (fuser, belt motor).	Inspect and reseat the motor. Replace the motor or motor PCB if necessary.
900	System initialization error.	Power cycle the printer. Reinstall firmware or replace the Printer Control PCB if unresolved.

2. Consumable Service Codes

These codes relate to toner cartridges, drums, fuser units, and transfer belts.

Error Code	Description	Solution
582	Fuser unit installation error.	Check that the fuser unit is securely installed. Replace it if damaged.
680	Image drum end-of-life.	Replace the drum unit with a genuine OKI drum.
689	Transfer belt unit not detected.	Reinstall the transfer belt unit and clean the connectors.
698	Non-recommended fuser unit detected.	Replace with a compatible OKI-approved fuser unit.

3. Paper Jam Error Codes

Paper jam errors are common but usually straightforward to fix.

Error Code	Description	Solution
300	Paper jam in the feeder.	Open the feeder tray and carefully remove the jammed paper.
310	Paper jam in the fuser unit.	Open the rear cover and gently clear the jam. Inspect rollers for damage.

4. Network and Connectivity Service Codes

These codes indicate issues with network settings, cables, or software.

Error Code	Description	Solution
1101	Network connection error.	Check the network cables and ensure your printer is connected to the router. Restart the printer.
1102	DHCP server not responding.	Verify DHCP settings and ensure your router is configured correctly.
1110	IP address conflict.	Assign a unique IP address to your printer using the network configuration settings.

5. General Firmware and Software Service Codes

Outdated or corrupted software can lead to these service codes.

Error Code	Description	Solution
020	CU firmware checksum error.	Update the printer firmware.
024	CU Font ROM hash error.	Restart the printer. Replace the Font ROM module if unresolved.

General Troubleshooting Tips for OKI Printers

Restart the Printer: A simple restart can resolve many error codes.
Inspect Consumables: Ensure toner cartridges, fuser units, and drums are installed correctly.
Update Firmware: Download and install the latest firmware for your printer model.
Check for Physical Damage: Inspect components like motors, sensors, and connectors for wear or damage.
Contact Technical Support: Submit a tech support request.

Preventing Service Errors on OKI Printers

Use Genuine OKI Consumables: Non-genuine parts can cause errors and damage the printer. Always use OKI-approved consumables purchased from an authorised source such as xpressondemand.com or xpodshop.com
Perform Regular Maintenance: Clean the printer and its components regularly to avoid hardware malfunctions.
Stay Updated: Keep your printer firmware up to date to prevent compatibility issues.
Handle with Care: Avoid rough handling of sensitive parts like fusers and belts to minimize wear and tear.

Need Help with Your OKI Pro9542?

If you’re experiencing recurring errors or need expert assistance, contact us on 01179 401 402 or click here fill in a technical request.

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Why Choose OKI Printers?

OKI printers are designed for durability and exceptional performance. By understanding and addressing service error codes promptly, you can maximize the lifespan and efficiency of your printer, ensuring uninterrupted operation for your business.

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Popular OKI Pro Printer Models

OKI Pro9431: Ideal for graphic designers and print shops, offering vibrant colors and excellent media flexibility.
OKI Pro9541: Equipped with 5-color printing capabilities, including white toner, for stunning and unique designs.
OKI Pro9542: Perfect for specialty printing, featuring unparalleled performance on dark and textured media.

Applications for OKI Pro Printers

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Creative Projects: Posters, banners, and custom labels
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