Canon BJC-2100SP Waste Error Reset
1: Remove the Cartridge
2: Unplug the AC Power Cord
3: Open Front access panel
3: Hold down the RESUME/RESET button and plug in the AC power cord
4: Release RESUME/RESET after plugging in the AC Power cord.
5: Press the RESUME/RESET once within 5 seconds and release the RESUME/RESET .
6: Press and HOLD RESUME/RESET for two seconds or more and release it.
7: Press and HOLD RESUME/RESET for two seconds or more and release it.
8: Unplug AC Power Cord to set data.