Canon printer PIXMA MG6620 User Manual

Check12 Make sure that  Enable bidirectional support  is selected in the Ports sheet of
the properties dialog box of the printer driver.
Check13  Make sure that the firewall of the security software is disabled.
If the firewall function of your security software is turned on, a message may appear warning that Canon
software is attempting to access the network. If the warning message appears, set the security software to
always allow access.
If using any programs that switch the network environment, check...

Other Problems with Network
Forgot an Access Point Name, SSID, or a Network Key
The Message Is Displayed on the Computer Screen During Setup
The Administrator Password Set to the Machine Was Forgotten
Checking Information about the Network
Packets Are Sent Steadily
Date Modified of Files Changes When Saving Them on the Memory Card over
Network
How to Restore the Machine's Network Settings to Factory Default
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Forgot an Access Point Name, SSID, or a Network Key
Cannot Connect with an Access Point to Which a WEP or WPA/WPA2 Key Is Set (You Forgot the WEP or
WPA/WPA2 Key)
How to Set an Encryption KeyCannot Connect with an Access Point to Which a WEP or WPA/WPA2 KeyIs Set (You Forgot the WEP or WPA/WPA2 Key)
For information on how to set up the access point, refer to the instruction manual provided with the access
point or contact its manufacturer. Make sure that the computer and the access point can communicate...

The Message Is Displayed on the Computer Screen During Setup
The Enter Password Screen Is Displayed During Setup
The Screen for Setting the Encryption Is Displayed After Selecting the Access Point in the Search Screen
"You are connecting the machine to the non encrypted wireless network" Is DisplayedThe Enter Password Screen Is Displayed During SetupThe following screen is displayed if an administrator password is set to the machine which has already
been set up to use via a network.
Enter the...

The Administrator Password Set to the Machine Was ForgottenInitialize the machine settings.
Select  Reset all , then the administrator password reverts to the default.
Reset setting
After initializing the machine settings, perform setup with the Setup CD-ROM or perform it according to the
instructions on our website.
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Checking Information about the Network
Checking the IP Address or the MAC Address of the Machine
Checking the IP Address or the MAC Address of the Computer
Checking If the Computer and the Machine, or Computer and the Access Point Can Communicate
Checking the Network Setting InformationChecking the IP Address or the MAC Address of the Machine
To check the IP address or the MAC address of the machine, display the network setting information
using the operation panel of the machine or print out the network...

2.Type the ping command and the IP address of the target machine or the target access
point, and then press the  Enter key.
ping XXX.XXX.XXX.XXX "XXX.XXX.XXX.XXX" is the IP address of the target device. If the communication is available, a message such as the following is displayed.
Reply from XXX.XXX.XXX.XXX: bytes=32 time=10ms TTL=255
When  Request timed out  is displayed, the communication is not available.
Checking the Network Setting Information To check the network setting information of...

Packets Are Sent SteadilyWhile IJ Network Scanner Selector EX is enabled, it periodically transmits packets to check whether it can
communicate with the machine over the network. When using the 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, then select  Disable Canon IJ Network Scanner Selector EX .
788 

Date Modified of Files Changes When Saving Them on the MemoryCard over Network
Check  Does IJ Network Scanner Selector EX run?
If you write files to a memory card over a network when IJ Network Scanner Selector EX is not running, the Date
Modified of the files will change. Make sure to start up IJ Network Scanner Selector EX before you write files to a memory card over the network.
789 

How to Restore the Machine's Network Settings to Factory Default
Important
•
Note that initialization erases all network settings on the machine, and printing or scanning operationfrom a computer over network may become impossible. To use the machine over network, perform
setup with the Setup CD-ROM or perform it according to the instructions on our website.
Initialize the network setting using the operation panel of the machine.
Reset setting
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