Canon imagePROGRAF iPF750 MFP M40 - Manual (Page 821)

2.
Press ▲ or ▼ to select Information, and then 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.
4.
After checking the message, press the ▶ button.
5.
Press ▲ or ▼ to select Yes, and then press the OK button.
Troubleshooting > Other problems >
iPF750 Ink Level Detection
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