Canon Service Tool V.3900 Download ((install)) Here

Before running the tool, your printer must be in . If you do not do this, the tool will freeze or report an error. Turn off the printer (but leave it plugged in). Press and hold the Stop/Resume button (red triangle). Press and hold the Power button. Release the Stop/Resume button (while still holding Power). Press the Stop/Resume button five times in succession.

During regular use, printers perform automatic cleaning cycles that use a small amount of ink. This leftover ink is channeled into a built-in sponge or "waste ink absorber" inside the machine. Over a long period (typically 2-4 years), this sponge fills up, triggering an error. This is indicated by specific service call error codes, which vary by printer model: Canon Service Tool V.3900 Download

The is a specialized, official-tier software utilities designed for technicians to reset these internal counters, calibrate hardware, and perform advanced diagnostics. What is Canon Service Tool V.3900? Before running the tool, your printer must be in