Canon IPF8400S Basic Manual page 131

Press ▲ or ▼ to select Information, and then
2
press the OK button.
3
A confirmation message is shown on the Display
Screen about releasing ink level detection. After
checking the message, press the ▶ button.
After checking the message, press the ▶
4
button.
Press ▲ or ▼ to select Yes, and then press the
5
OK button.
Check the message and press the ▶ button.
6
iPF8400S Basic Guide
131