To disable ink low detection, do this steps:
1. Turn off your printer
2. Press and hold the
3. Press and hold Power ON button
holding the Power ON button, release the STOP/RESET button
holding still the Power ON button, press twice the STOP/RESET button
Release the Power ON button
7. Wait until it display an "idle"
message. It will take about a minute.
8. When "idle" appear, open
the top cover to expose the cartridges.
9. Lift up the cover for
cartridge holder and take out both the black and color cartridges
Return the cover of cartridge holder and turn off the printer
Return the top cover and turn on the printer again
12. After the
printer initialize, return the cartridges.
To disable detection of reused cartridge, do this step:
1. Turn off
your printer an turn it on again
2. After the printer initialize
try to copy or print. The error will appear.
3. When the error is
displayed on the display panel of the printer, Press and Hold the
STOP/RESET button and wait until it self restart.
4. Release the
STOP/RESET button the the printer is restarting.
5. Wait for a few
seconds and the pending print jobs will commence
Please find the complete explanation in my tips in this linkhttp://www.fixya.com/support/r5191523-canon_pixma_mx320_disable_ink_cartridge