077-300AltaLink B8155

Error 077-300 Xerox AltaLink B8155: How to fix

The Xerox AltaLink B8155 error 077-300 notifies the user that paper is not feeding correctly from the specified tray. This is frequently caused by incorrect media loading or wear on the pickup rollers. Follow these steps to locate the jam and clean the mechanism.

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Common causes

  • 1Improperly loaded paper or side guides too tight.
  • 2Dust accumulation on the pickup rollers.
  • 3Use of paper outside grammage specifications.
  • 4Obstruction by label scraps or staples inside the tray.

Solutions

Quick Diagnosis

Code 077-300 appears on the touchscreen when the tray sensor fails to detect paper reaching the registration area after several attempts by the roller.

Step-by-Step Solution

  1. Completely remove the affected paper tray from the machine chassis.
  2. Verify the alignment of the side guides; they should snugly fit the paper size without bending it.
  3. Visually inspect the feed area for any torn pieces of paper.
  4. Clean the pickup rollers with a dry cloth to remove the coating of paper dust.

Prevention and Maintenance

Always fan the paper before loading to separate sheets. Do not exceed the tray's maximum capacity and ensure the paper weight matches this model's specifications.

When to Call a Technician

If the error persists after cleaning the rollers and checking the paper, the internal tray sensors might be misaligned or broken.

Technical Specifications

  • Technology: Multifunction laser printing.
  • Speed: Up to 55 ppm.
  • Connectivity: Ethernet / Optional Wi-Fi.
  • Capacity: High corporate volume.
  • Compatible Consumables: AltaLink B81XX toner cartridge.
  • Recommended Use: High-demand corporate environments.
  • Drivers / Official Firmware