1.Turn off the printer Canon MG2170, MG2270 and MG5270 error P07 / E08 with pressing the POWER button and Don’t unplug the power.
2.Press and Hold down STOP / RESET and followed by pressing the POWER button, So the two buttons in a depressed position.
3.Remove the STOP / RESET, but do not release the power.
4.In case of the POWER button is pressed and then you can to press STOP / RESET 5 times.
5.Then release both buttons simultaneously. So Canon Pixma MG2170, Pixma MG2270 and Pixma MG5270 will be in the Service Mode.
6.Shown in LCD Panel MG2170, MG2270 and MG5270 will be blank / dark and
7.The computer will detect the new hardware pal. Ignore it.
8.The next step lived Run the software reset Service Tool 3400 that was downloaded.
9.On the menu absorber Clear ink counter select Main and then click Set on the right.
10.While the ink absorber counter menu select Main and then click SET on the right.
11.Then click EEOPROM. then the printer will print the first page.
12.After that, the Printer Canon MG2170, MG2270 and MG5270 are error P07 / E08 will be normal again.