: Press and hold the Stop (Reset/Triangle) button, then press and hold the Power button.
: Runs test patterns and hardware checks to verify component health after part replacement. Canon Printer Service Tool V3600
: While still holding the Power button, release the Stop button. : Press and hold the Stop (Reset/Triangle) button,
: Press and hold the Stop (Reset/Triangle) button, then press and hold the Power button.
: Runs test patterns and hardware checks to verify component health after part replacement.
: While still holding the Power button, release the Stop button.
