Canon Maxify Ib4020 User Guide

Cannot Detect the Printer during Wireless LAN Setup: Check 2
Is the wireless LAN setting of the printer enabled?
Make sure that the 
 or  icon is displayed on the LCD.
If the icon is not displayed:
The wireless LAN setting of the printer is disabled. Enable the wireless LAN setting of the printer.
After enabling the wireless LAN setting, click  Back to Top on the Check Printer Settings  screen to try to
set up the network communication from the beginning.
If the icon is displayed:
Go to check 3.
Cannot...

Cannot Detect the Printer during Wireless LAN Setup: Check 3
Is the printer connected to the access point?
By using the icon on the LCD, make sure that the printer is connected to the access point.
If the  icon is displayed:
The printer may be placed far away from the access point. Place the printer near the access point
temporarily, then 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...

Cannot Detect the Printer during Wireless LAN Setup: Check 4
Does the firewall function of your security software or operation system for
computer interfere with setting up the network communication?
The firewall function of your security software or operation system for computer may limit communications
between the printer and your computer. Confirm the setting of firewall function of your security software or
operation system or the message appearing on your computer.
If the firewall function...

Cannot Detect the Printer during Wireless LAN Setup: Check 5
Check the settings of the access point.
Check the settings of the access point for the network connection such as IP address filtering, MAC
address filtering, or DHCP function.
Make sure that the radio channel of the access point and that assigned to the printer are the same. For details on how to check the settings of the access point, refer to the instruction manual supplied with
the access point or contact its manufacturer.
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Cannot Detect the Printer during Wired LAN Setup: Check 1
Is the LAN cable connected, and are the printer and the router turned on?Make sure that the LAN cable is connected.
Make sure that the printer is turned on.
Confirming that the Power Is On
Make sure that the router is turned on.
If the LAN cable is connected and 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....

Cannot Detect the Printer during Wired LAN Setup: Check 2
Are the computer and the router configured and can the computer connect
to the network?
Make sure that you can view web pages on your computer.
If you cannot view any web pages: Click  Cancel  on the  Check Printer Settings  screen to cancel to set up the network communication. After
that, configure the computer and network device.
For the procedures, refer to the instruction manuals supplied with the computer and network device, or contact their...

Cannot Detect the Printer during Wired LAN Setup: Check 3
Enable the wired LAN setting of the printer.Press the  Setup button, then select  Device settings and LAN settings  in this order, then select  Wired
LAN active  for Change LAN .
The 
 icon is displayed on the LCD.
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The Printer Cannot Be Detected in the Wireless LAN
Check1 Make sure that the printer is turned on.
Check2  Is Change LAN  in LAN settings  under Device settings  set to LAN inactive ?
Check3
 When the printer is connected to the computer temporarily using a USB cable,
make sure that the USB cable is connected properly.
When you set up the wireless LAN connection or change the wireless LAN settings using IJ Network Tool
through USB connection, make sure that the printer is connected to the computer with a...

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.
Check11  Make sure that the network settings of the computer are correct.
Make sure that the computer can communicate with the access point over the wireless LAN.
Check12  Make sure that  Enable bidirectional support  is selected in the Ports sheet of
the properties dialog box of...

The Printer Cannot Be Detected in the Wired LAN
Check1 Make sure that the printer is turned on.
Check2 Is Change LAN  in LAN settings  under Device settings  set to LAN inactive ?
LAN settings
Check3
 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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