download resetter canon ip1600.
each printer canon, have used ink tank disposal. when used ink tank is full already stated, then that will happen is that the printer does not want to work or blank.
if you experience any problems on the printer ip1600 canon, the answer is to bring service to the printer. but if you do not have time to bring the printer service, you can try to repair itself by using software called a "resetter canon." using the software "canon resetter ip1600" the tank that has been declared full akan return as originally.
do not forget before you use the canon resetter software, your printer should be in service mode.
you can download resetter canon here.