Wait for the printer lights to stop flashing and become green. Phase 2: Run Service Tool V4905
(Note: Always verify compatibility before attempting to use the tool, as using the wrong version can cause software conflicts.)
If the Service Tool fails, it will often return a specific error code. Here are the most common ones and their solutions: Canon Service Tool V4905 Download -
Canon printers feature built-in absorbent pads that collect excess ink during printhead cleaning cycles. The printer tracks ink volumes using an internal counter. Once this counter reaches its maximum safety threshold, the machine locks down to prevent physical ink leakage.
Wireless connections (Wi-Fi) are not reliable for this type of low-level firmware communication. The printer must be physically connected to your computer using a standard . This ensures a stable, uninterrupted data link. Wait for the printer lights to stop flashing
The tool will fail to detect your printer unless the hardware is booted into Service Mode first. Step 1: How to Put Your Canon Printer into Service Mode
Connect the printer directly to your PC using a (Wi-Fi connections will not work for this process). Press and hold the Stop/Reset button (red triangle icon). The printer tracks ink volumes using an internal counter
Turn off your printer completely (Make sure the USB cable remains connected to the PC).
If your printer's alert light remains a flashing orange block and fails to go into a solid green standby when you attempt to enter Service Mode, your mainboard's firmware has likely experienced a .