The Service Tool is an official, though often privately circulated, utility used by technicians to interact directly with the printer's firmware. Its primary function is to reset the back to zero after the physical waste ink pad has been replaced or cleared.
To resolve error 5B00, technicians utilize the compatibility-matched version of the tool (typically depending on the mainboard variant). Action Item Software Location / Button Expected Result 1 Open Software Run ServiceTool.exe on Windows PC UI populates with active buttons 2 Set Region Navigate to Region dropdown menu Choose your local geographic market 3 Clear Waste Counter Locate Clear Ink Counter section Click the Main button 4 Reset EEPROM Locate Ink Absorber Counter section Click the Set button (value resets to 0) 5 Print Verification Click the EEPROM button at top Printer outputs confirmation sheet
the printer but leave the power cable plugged into the wall. canon mg2540s service tool
Route a small silicone tube from the internal waste ink pump outlet to an external plastic bottle placed behind the printer. Troubleshooting Common Service Tool Errors
Connect the printer directly to your computer using a (Do not use Wi-Fi). The Service Tool is an official, though often
While still holding Resume, press and hold the Power button. The green LED light will turn on.
If the risks above give you pause, here are some other ways to handle the error: Action Item Software Location / Button Expected Result
: You are using an outdated version of the Service Tool. Switch to V5103 or newer. Error Code 002