5B00PIXMA TS7520a

Canon PIXMA TS7520a error 5B00: Ink Counter Fix

The Canon PIXMA TS7520a error 5B00 indicates that the waste ink absorber pad has reached its maximum capacity. The printer locks up to ensure ink does not leak inside the unit. Resolving this requires resetting the internal counter using service software and performing manual maintenance on the ink pads. It is a protective measure designed to extend the printer's total lifespan.

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Common causes

  • 1Absorber counter reached factory limit.
  • 2Frequent head cleaning cycles.
  • 3Full physical waste ink tank.
  • 4High volume of printed pages.

Solutions

Quick Diagnosis

Error 5B00 clearly identifies that the ink waste counter is full. Why does my Canon PIXMA TS7520a show error 5B00? It counts the total volume of ink flushed during cleaning cycles. Do not ignore this error, as leaking ink can damage the power supply or print head contacts.

Step-by-step Solution

  1. Service Mode: Access printer maintenance mode using a specific key sequence.
  2. Counter Reset: Run the official Canon Service Tool to reset the absorber counter to zero.
  3. Physical Maintenance: If possible, clean or replace the actual waste ink absorbers.
  4. Final Test: Power off and on to confirm the device is unlocked.

Maintenance and Prevention

Avoid excessive cleaning cycles, as each one fills the pads. Keep your printer in a dust-free environment so the heads don't clog easily. Using genuine ink cartridges is essential to reduce the ink wasted during maintenance phases.

When to call a technician

Since this fix involves software tools and internal hardware access that can trigger secondary errors, it is best handled by authorized Canon service centers. Improper resetting can damage your mainboard.

Device Technical Data

  • Technology: Inkjet Multifunction
  • Speed/Performance: 15 ipm (black) / 10 ipm (color)
  • Connectivity: USB, Wi-Fi
  • Input capacity: 100 sheets
  • Compatible ink: PGI-280 / CLI-281 series
  • Recommended use: Home use
  • Official drivers / firmware

Frequently asked questions

This error occurs when the internal ink absorber counter reaches its factory-set limit to prevent internal ink leakage.

Yes, service tools are needed for the counter reset, but you should also clean or replace the physical ink pads.

Always use original cartridges; they manage ink flow correctly, preventing unnecessary cleaning cycles that fill the pads.

This usually triggers after a significant number of print jobs. It is not frequent maintenance.

Canon PIXMA TS7520a error 5B00: Ink Counter Fix | Vimazdev