: Resetting the software counter does not physically clean the waste ink pads. If they are truly full, ink may eventually leak unless you manually clean or replace the internal sponges. Are you currently seeing a specific error code like P07 or E05 on your printer's display?
The Canon PIXMA E510, part of Canon’s "E" series designed for high-volume, cost-efficient printing, utilizes a thermal inkjet mechanism. Like all inkjet printers, it employs a maintenance routine where purged ink is discharged into an absorbent pad located at the base of the unit. resetter canon e510