The 5B00 error triggers because the ink absorbers are physically saturated. If you use a software tool to simply bypass the error without replacing the physical sponges, excess ink can leak into the machine, causing permanent electronic and mechanical failure. Safe Ways to Reset Your Canon Printer
Disclaimer: This post is for educational purposes only. Modifying your printer with service tools voids your warranty and may permanently damage your hardware. Proceed at your own risk. Canon Service Tool V5510 Free Download
While many sites offer a "free download" for this tool, you should exercise extreme caution: The 5B00 error triggers because the ink absorbers