In addition, if a device like a microwave oven that emits radio waves of the same frequency bandwidth as a
wireless router is nearby, it may cause interference. Place the wireless router as far away from interference
sources as possible.
Note
• Though an antenna is attached to most wireless routers, note that some of them have it inside.
Check7
Make sure wireless signal is strong. Monitor signal status and move printer and
wireless router as necessary.
To check the signal strength:
Checking Wireless Network Status
Check8
Make sure the computer is connected to the wireless router.
For more on how to check the computer settings or connection status, see your computer instruction manual or
contact its manufacturer.
Note
• If you use the smartphone/tablet, make sure that its Wi-Fi setting is enabled.
Check9
Make sure
Enable bidirectional support
is selected in the
Ports
sheet of the
properties dialog box of the printer driver. (Windows)
Check10
Make sure security software's firewall is off.
If your security software's firewall is on, a message may appear warning you that Canon software is attempting
to access the network. If this warning message appears, set security software to always allow access.
If you are using any programs that switch between network environments, check their settings. Some programs
use a firewall by default.
Check11
If printer is connected to an AirPort Base Station via LAN, use alphanumeric
characters for network identifier (SSID). (Mac OS)
If the problem is not resolved, redo setup.
• For Windows:
Use the Setup CD-ROM or follow the instructions on the Canon website.
• For Mac OS:
Follow the instructions on the Canon website.
370
Summary of Contents for G4200
Page 20: ...Basic Operation Printing Photos from a Computer Copying Faxing 20...
Page 31: ...Handling Paper Originals Ink Tanks etc Loading Paper Loading Originals Refilling Ink Tanks 31...
Page 32: ...Loading Paper Loading Plain Paper Photo Paper Loading Envelopes 32...
Page 49: ...Refilling Ink Tanks Refilling Ink Tanks Checking Ink Status 49...
Page 64: ...Adjusting Print Head Position 64...
Page 77: ...Transporting Your Printer Legal Restrictions on Scanning Copying Specifications 77...
Page 78: ...Safety Safety Precautions Regulatory Information WEEE EU EEA 78...
Page 96: ...Main Components Front View Rear View Inside View Operation Panel 96...
Page 113: ...pqrs PQRS 7 tuv TUV 8 wxyz WXYZ 9 0 _ SP 2 Switch the input mode 2 SP indicates a space 113...
Page 140: ...Refilling Ink Tanks 140...
Page 143: ...Network Connection Network Connection Tips 143...
Page 213: ...Note This setting item is displayed when standard copying is selected 213...
Page 245: ...Defaults You can restore the settings in the displayed screen to the default settings 245...
Page 260: ...Scanning Using AirPrint Using IJ Scan Utility Lite 260...
Page 271: ...Scanning Tips Positioning Originals Scanning from Computer Network Scan Settings 271...
Page 342: ...Sending Faxes from Computer Mac OS Sending a Fax General Notes 342...
Page 344: ...5 Specify fax paper settings as needed 6 Enter fax telephone numbers in To 344...
Page 394: ...Back of Paper Is Smudged Uneven or Streaked Colors 394...
Page 408: ...Scanning Problems Scanner Does Not Work Scanner Driver Does Not Start 408...
Page 413: ...Faxing Problems Problems Sending Faxes Problems Receiving Faxes Telephone Problems 413...
Page 414: ...Problems Sending Faxes Cannot Send a Fax Errors Often Occur When You Send a Fax 414...
Page 422: ...Telephone Problems Cannot Dial Telephone Disconnects During a Call 422...
Page 434: ...Errors and Messages An Error Occurs Message Appears 434...
Page 465: ...Cleaning the Print Head Performing System Cleaning 465...