Search Knowledge Base

• Fix Citizen Label Gap Not Detected & Reflective Media Feeding
  Citizen Systems • Paper Handling IssuesError Code: Media Out

  Is your Citizen printer spitting out blank labels or showing a 'Gap Not Detected' error? Learn how to calibrate the optical sensor for gap, notch, and reflective media.

• How to Print Etsy & eBay 4x6 Shipping Labels on Rollo
  Rollo • Drivers, Software & Firmware

  Step-by-step guide to setting up 4x6 direct thermal shipping labels for Etsy Shop Manager and eBay Shipping on your Rollo printer. Fix tiny and cut-off labels.

• How to Clean a Kodak Printer Encoder Strip Safely
  Kodak • Printing ProblemsError Code: Carriage Tracking Error

  Double print lines or carriage grinding on your Kodak printer? A technician explains how to locate and clean the delicate encoder strip safely.

• Fix Polaroid Hi-Print App Crashing, Permissions & Update Errors
  Polaroid • Drivers, Software & FirmwareError Code: App Crash

  Is the Polaroid Hi-Print companion app crashing on launch, freezing on your photo gallery, or throwing permission errors? Complete software troubleshooting guide.

• Primera Die Cut vs Black Mark Sensing & Media Sensor Dust Fix
  Primera Technology • Paper Handling IssuesError Code: Wont Feed / Out of Paper

  Learn the difference between Die-Cut and Black Mark sensing on Primera label printers. Fix paper feed errors caused by paper dust blocking the optical sensor.

• Canon MAXIFY MB2720 Error Code Guide
  Canon • Error Codes & Alerts

  A complete troubleshooting guide for the Canon MAXIFY MB2720 business printer. Fix error codes B504, 5100, 5200, and paper jam support codes.

• HP Toner Streaking Down the Page? Check This First
  HP • Print Quality Issues

  HP printer toner streaking down the page? A repair tech explains the one-second back-of-page test that instantly tells you what's actually wrong.

• Kodak Printer Loading Paper Error? Clean the Roller Assembly
  Kodak • Paper Handling IssuesError Code: Loading Paper Error

  Kodak printer showing 'Out of Paper' or failing to feed? A hardware technician explains how to clean pickup rollers and replace friction pads.

• Epson EcoTank Prints One Color Only (Massive Air Lock Fix)
  Epson • Ink & Toner Issues

  Is your Epson EcoTank printing only cyan, or only black, while the other colors are completely blank? Learn how to fix massive air locks in the damper system.

• HP Printer Double-Feeding From the ADF? [Fixed]
  HP • Paper Handling Issues

  HP printer double-feeding pages from the ADF? A repair tech explains the difference between a dirty separation pad and a worn one, and how to tell.

• Bixolon SRP-E300 Troubleshooting Guide: Setup & Error Fixes
  Bixolon • Setup & Installation

  Setup and troubleshooting for the Bixolon SRP-E300/E302 — print density adjustment, cutter jams, the VMSM settings gotcha, and connection fixes.

• HP Envy Photo 7855 Paper Jam Error: The Real Fix
  HP • Paper Handling Issues

  Is your HP Envy Photo 7855 displaying a paper jam error? Learn how to clear physical jams from the duplexer and reset false jam sensors.

• Primera Printhead Life Percentage & Damaged Cartridge Contacts Fix
  Primera Technology • Ink & Toner Issues

  What does the Printhead Life Percentage mean in PTStatus? Learn when to replace the printhead and how to fix damaged copper cartridge contacts.

• HP PageWide Banding Fix: White Streaks, Missing Jets & Printhead Recovery
  HP • Print Quality Issues

  Troubleshoot vertical banding and white streaks on HP PageWide printers. Fix clogged stationary printhead dies, service web wipers, and bad drop normalization.

• Dascom 1140 Paper Feed Issues & Error Diagnostics
  Dascom • Hardware & Maintenance

  Is your Dascom 1140 dot matrix printer not feeding paper, jamming, or flashing an error light? Learn how to fix friction and tractor feed issues on the 1140.

• Fix Pantum Streaky Lines, Drum Marks & Heavy Paper Settings
  Pantum • Print Quality Issues

  Does your Pantum printer leave streaky black lines or repeating drum marks on the page? Learn how to fix transfer belt contamination and adjust heavy paper settings.

• Canon Printer Error 1403 Meaning: Printhead Sensor Fault
  Canon • Error Codes & AlertsError Code: 1403

  Canon Support Code 1403 indicates the printhead temperature sensor is defective. Learn how to clean the contacts, perform a hard reset, or replace the printhead.

• HP Printer Banding Horizontal Stripes? [Fixed]
  HP • Print Quality Issues

  HP printer showing horizontal banding or stripes across prints? A repair tech explains the deeper cleaning levels most people never try.

• Cleaning Your Munbyn Printer Head: Safe Tutorial
  Munbyn • Setup & Installation

  How to clean a Munbyn printer head safely: what to use, what never to touch, and the drying mistake that cracks printheads. From a 15-year repair tech.

• Epson Maintenance Box Replacement Cost vs DIY Cleaning
  Epson • Hardware & MaintenanceError Code: Maintenance Box Full

  Is it worth buying a new Epson maintenance box? Compare the $10-$25 replacement cost against the messy DIY method of washing the waste ink pads yourself.