Canon Maxify Ib4020 User Guide

							For the procedures to connect a network device to the computer and set them up, refer to the instructionmanual of your network device or contact its manufacturer.
Check7  Make sure that the radio status is good and adjust the installation positions
while monitoring the radio status with IJ Network Tool.
Monitoring Wireless Network Status
Check8  Make sure that a valid wireless channel is used.
The wireless channel to be used may be limited depending on wireless network devices installed in the
computer. Refer to the instruction manual provided with your computer or your wireless network device to
specify the valid wireless channel.
Check9  Make sure that the channel confirmed in Check 8 can communicate with the
computer.
If not, change the channel set to the access point.
Check10  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 their settings. Some programs will enable a
firewall by default.
Check11  When using a router, connect the printer and computer to the LAN side
(same network segment).
If the problem is not resolved, perform setup again with the Setup CD-ROM or perform it according to the
instructions on our website.
•
For placement:
Make sure that there is no barrier or obstacle between the access point and the printer.
Note
•
When you connect the printer to a Windows XP computer by cableless setup: Follow the procedure below to perform settings of the printer and the computer.
1.
Enable the access point mode of the printer.
2.
Right-click the  Wireless Network Connections  icon on the notification area on the desktop,
then click  View Available Wireless Networks .
3.
Select the network name on the screen displayed, then click  Connect.
Select "XXXXXX-iBXXXXseries" ("XX" represents alphanumeric characters.) as the network
name.
4.
Enter the network key on the screen displayed, then click  Connect.
As a default, the serial number of the printer is used as a network key. Confirm the serial number on the rear of the printer.
5.
Perform setup with the Setup CD-ROM or perform it according to the instructions on our website.
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							Cannot Communicate with the Printer Using the Access Point Mode
Check1 Make sure that the printer is turned on.
Check2 Is Change LAN  in LAN settings  under Device settings  set to LAN inactive ,
Wireless LAN active , or Wired LAN active ?
Select  AP mode active .
Check3
 Is the printer selected to connect external communication devices (e.g.
computers, smartphones, or tablets)?
Select an access point name (SSID) specified for the printer as a destination for external communicationdevices.
Check4  Enter a password if you specify it for the printer.
Check5 Make sure that external communication devices are not placed far away from
the printer.
Do not locate external communication devices too far away from the printer.
Check6  Make sure that there is no obstruction.
Wireless communication between different rooms or floors is generally poor. Adjust the location of the devices.
Check7  Make sure that there is no source of radio wave interference in your vicinity.
If a device (e.g. microwave oven) using the same frequency bandwidth as the wireless station is placed
nearby, the device may cause interference. Place the wireless station as far away from the interference source
as possible.
Check8  Are you trying to connect 6 devices or more?
You can connect up to 5 devices using the access point mode.
Cannot Communicate with the Printer over the Wired LAN
Check1  Make sure that the printer is turned on.
Check2 Make sure that the LAN cable is connected properly.
Make sure that the printer is connected to the router with the LAN cable. If the LAN cable is loose, connect the
cable properly.
If the LAN cable is connected to the WAN side of the router, connect the cable to the LAN side of the router.
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							If the problem is not resolved, perform setup again with the Setup CD-ROM or perform it according to theinstructions on our website.
Cannot Print from a Computer Connected to the Network
Check1  Make sure that the network settings of the computer are correct.
For the procedures to set up the computer, refer to the instruction manual of your computer or contact its manufacturer.
Check2  If the printer driver is not installed, install it.
Install the printer driver with the Setup CD-ROM or install it from our website.
Check3  When using wireless LAN, make sure that access control is not set to the
access point.
For the procedures to connect an access point and set it up, refer to the instruction manual of your access
point or contact its manufacturer.
Note
•
To check the MAC address or the IP address of the computer, see Checking the IP Address or the MAC
Address of the Computer .
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							Ink Remaining Level Is Not Displayed on Printer Status Monitor of
the Printer
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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							Printing Speed Is Slow
Check1 The printer may be printing out a large job issued from another computer.
Check2 When using wireless LAN, make sure that the radio status is good and adjust
the installation positions while monitoring the radio status with IJ Network Tool.
Monitoring Wireless Network Status
Make sure that there is no barrier or obstacle between the access point and the printer. Wireless communication
between different rooms or floors is generally poor. The metal, concrete, or timber including the metallic material,
mud wall, or insulator may interrupt a wireless communication. If the printer cannot communicate with the
computer over a wireless LAN for the wall material, place the printer and the computer in the same room or floor.
Check3  Make sure that there is no source of interference in your vicinity.
If a device (e.g. microwave oven) using the same frequency bandwidth as the wireless station is placed nearby,
the device may cause interference. Place the wireless station as far away from the interference source as
possible.
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							Cannot Use the Printer on Replacing an Access Point or Changing
Its settings
When you replace an access point, perform network setup of the printer again.
Perform network setup again with the Setup CD-ROM or perform it again according to the instructions on
our website.
If the problem is not resolved, see below.
Cannot Communicate with the Printer After Applying MAC/IP Address Filtering or Entering an Encryption
Key to the Access Point
When Encryption Is Enabled, Cannot Communicate With the Printer After the Encryption Type Was
Switched on the Access Point
Cannot Communicate with the Printer After Applying MAC/IP Address
Filtering or Entering an Encryption Key to the Access Point
Check1  Confirm the access point setting.
Refer to the instruction manual provided with the access point or contact its manufacturer to confirm the
access point setting. Make sure that the computer and the access point can communicate with each other
under this setting.
Check2  If you are performing MAC address filtering or IP address filtering at the
access point, confirm that the MAC address or IP address for both the computer or the
network device and the printer are registered.
Check3  If you are using a WEP or WPA/WPA2 key, make sure that the encryption
key for the computer or the network device and the printer matches that set to the
access point.
Besides the WEP key itself, the key length, key format, the key ID to use, and the authentication method must
match among the printer, the access point, and the computer.
Normally, select  Auto for the authentication method. If you want to specify the method manually, select  Open
System  or Shared Key  according to the setting of the access point.
How to Set an Encryption Key
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							When Encryption Is Enabled, Cannot Communicate With the Printer
After the Encryption Type Was Switched on the Access Point
If the printer cannot communicate with the computer after the encryption type of the printer was switched,
make sure that encryption types for the computer and the access point matches that set to the printer.
Cannot Communicate with the Printer After Applying MAC/IP Address Filtering or Entering an
Encryption Key to the Access Point
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							Cannot Detect a Printer on a Network
Cannot Detect the Printer When Setting up Network Communication
The Printer Cannot Be Detected in the Wireless LAN
The Printer Cannot Be Detected in the Wired LAN
Note
•
You cannot use the wireless LAN and the wired LAN at the same time.
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							Cannot Detect the Printer When Setting up Network
Communication
If the printer could not be detected on the network when setting up the network communication, confirm the
network settings before redetecting the printer.
Cannot Detect the Printer during Wireless LAN Setup: Check 1
Cannot Detect the Printer during Wired LAN Setup: Check 1
Important
•
If the printer cannot be detected while you are setting up the network communication using a USB
cable, the printer may be in the access point mode. In this case, finish the access point mode and
enable the wireless LAN, then try to redetect the printer.
Using the Printer with the Access Point Mode
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							Cannot Detect the Printer during Wireless LAN Setup: Check 1
Are the printer and network device (router, access point, etc.) turned on?
Make sure that the printer is turned on.
Confirming that the Power Is On
Make sure that the network device (router, access point, etc.) is turned on.
If the printer or the network device is turned off:
Turn on the printer or the network device.
After turning on the printer or the network device, it may take some time until ready for use. After a while
just turning on the printer or the network device, click  Redetect on the Check Printer Settings  screen.
When the printer is detected, follow the instructions on the screen to continue to set up the network
communication.
If the printer and the network device are turned on: If the printer could not be detected after clicking  Redetect even when the printer and the network device
are turned on, or when you have turned them on, go to check 2.
Cannot Detect the Printer during Wireless LAN Setup: Check 2
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