Canon printer PIXMA MG7720 User Manual

Ink Level Not Shown on Printer Status Monitor (Windows)
Use the printer driver with bidirectional communication.Select  Enable bidirectional support  in the Ports sheet of the properties dialog box of the printer driver.
How to Open the Printer Driver Setup Window
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Other Network Problems
Message Appears on Computer During Setup
Packets Are Sent Constantly (Windows)
Checking Network Information
Restoring to Factory Defaults
922 

Message Appears on Computer During Setup
Enter Password Screen Appears During Setup
Encryption Settings Screen Appears When Access Point Selected from Search Screen
"You are connecting the machine to the non encrypted wireless network" Appears
Enter Password Screen Appears During Setup
The following screen appears if the machine is set up for use with a network and an administrator
password has been set.

Encryption Settings Screen Appears When Access Point Selected
from Search Screen
This screen appears automatically if the selected wireless router is encrypted. Set the same encryption
settings as those set for the wireless router.

Packets Are Sent Constantly (Windows)
When IJ Network Scanner Selector EX is enabled, it periodically transmits packets to check communication
with the machine over the network. If you are using your computer in a network environment other than the
one used to set up the machine, disable IJ Network Scanner Selector EX.
To disable IJ Network Scanner Selector EX, right-click the 
 icon on the notification area on the desktop
and select  Disable Canon IJ Network Scanner Selector EX .
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Checking Network Information
Checking Machine IP Address or MAC Address
Checking Computer IP Address or MAC Address
Checking Communication Between the Computer, the Printer, and the Wireless Router
Checking Network Settings Information
Checking Machine IP Address or MAC Address
To check the machine's IP Address or MAC address, print out the network settings information or use the
operation panel to display it.
LAN settings
Printing Network Settings
You can check the network setting information on the...

3.Check the IP address or MAC address.
Click  TCP/IP  to check the IP address.
Click  Hardware  to check the MAC address.
Checking Communication Between the Computer, the Printer, and the
Wireless Router
Perform a ping test to check if communication is taking place.

3 packets transmitted, 3 packets received, 0% packet lossIf packet loss is 100%, communication is not taking place. Otherwise, computer is communicatingwith target device.
Checking Network Settings Information
To check the machine's network settings information, print out the network settings information or use the
operation panel to display it.
LAN settings
Printing Network Settings
928 

Restoring to Factory Defaults
Important

Problems while Printing/Scanning from Smartphone/Tablet
Cannot Print/Scan from Smartphone/Tablet
Cannot Print/Scan from NFC Compliant Device
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