In the section, click EEPROM to print a confirmation sheet showing the counter is at 0.0%.
The tool should automatically detect your connected printer. If the buttons are grayed out, your printer is not properly in Service Mode or the USB connection is loose. Step 3: Clearing the 5B00 Waste Ink Error
The Canon Service Tool is a specialized utility for performing low-level maintenance on Canon printers. While the official Canon IJ Printer Assistant Tool is for routine maintenance like nozzle checks and head cleaning, the Service Tool is a more powerful piece of software intended for advanced repairs.
When your Canon printer suddenly stops working and displays an error code like "5B00" or blinking lights, it usually means the waste ink pad counter is full. Instead of throwing away a perfectly good printer or paying expensive repair fees, you can fix this issue at home. The is the official service software designed to reset these counters, run deep maintenance routines, and clear system errors. Canon Service Tool V.3900 Download
Reads, writes, and clears EEPROM data logs.
A pop-up saying "A function was finished" or "Command completely done" will appear.
Download the .zip file and extract it using software like WinRAR or 7-Zip. In the section, click EEPROM to print a
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Printers can stop working suddenly. You might see blinking lights on your machine. You might get an error message on your computer screen. Common Printer Errors : This means the waste ink pad is full. Error 1700 : This means the ink absorber is almost full.
This content is for informational purposes only. Service tools are intended for trained technicians. Incorrect use can permanently damage your printer or void your warranty. Step 3: Clearing the 5B00 Waste Ink Error
If you reset the counter multiple times without replacing or washing the physical waste ink pads inside the base of the printer, the excess ink will eventually overflow. This can ruin your furniture, stain carpet, or cause short-circuits in the printer's lower electronic boards. For a long-term fix, consider opening the outer housing to rinse and dry the internal foam pads.
The Service Tool V.3900 is designed primarily for Windows XP, 7, 8, 10, and 11, often requiring compatibility mode.
Connect the printer directly to your PC via a (Wi-Fi will not work). Press and hold the Stop/Reset button (red triangle icon). While holding Stop/Reset, press and hold the Power button. Release the Stop/Reset button (keep holding Power).