Canon Service Tool 4905 ((top)) -

Reading and printing internal printer data, such as page counts and error history, for diagnostic purposes.

Service Tool 4905 is designed for Canon models released up to approximately . Supported series include: G Series : G1000, G2000, G3000, G1100, G2100, G3100. canon service tool 4905

Clicking random buttons like or "Initialize" without knowing what they do can wipe critical calibration data, making the printer unusable even by a technician. Reading and printing internal printer data, such as

By following this guide—matching the tool to your model, carefully entering service mode, resetting only the waste ink counters, and physically maintaining the pads—you can extend the life of your Canon PIXMA printer by years. Clicking random buttons like or "Initialize" without knowing

: MG2120, MG3540, MG3670, MG5140, MG5770, MG6240, MG7770, MG8240. IP Series : iP2700, iP3600, iP4800, iP4900, iP7240. IX & MX Series : iX6500, iX6840, MX320, MX397, MX497, MX537. MP Series : MP230, MP250, MP280, MP490, MP550, MP640, MP990.