Canon printers feature internal absorbent pads that collect excess ink during setup and printhead cleaning cycles. The printer estimate-counts this volume. Once it reaches a programmed threshold, the printer locks down to prevent physical ink leaks. Common Warning Signs
For the MG2540S, look for Service Tool v4720 or newer.
: Triggers internal test patterns to verify the functionality of the nozzle and control panel buttons. 2. Entering Service Mode (Required) canon mg2540s service tool
Keep holding the Power button, then .
Locate the dropdown menu and ensure it is set to Main . Click the Set button right next to it. Canon printers feature internal absorbent pads that collect
[Service Tool Interface] │ ├──► Locate "Clear Ink Counter" section │ └──► Set Absorber to "Main" │ └──► Click "Set" button │ └──► Locate "Ink Absorber Counter" section └──► Set Counter Value to "0%" └──► Click "Set" button Look at the tab of the software. Find the Clear Ink Counter section. Next to Absorber , ensure it is set to Main .
Your Canon PIXMA MG2540s suddenly stops printing. The power and alarm lights flash alternately, and your computer screen displays "Error Code 5B00" or "Support Code 5B00." This indicates that the waste ink pad counter is full. Common Warning Signs For the MG2540S, look for
The tool works by communicating directly with the printer’s EEPROM (electrically erasable programmable read-only memory) chip. Once connected in "Service Mode," the tool zeroes out the waste ink counter, allowing the printer to function again. For many Canon models, this software is a simple, one-click fix—but for the MG2540S, the situation is much more complicated.