When the paper settings are not identical with those registered to the cassette, an error message is displayed. When you print using a mode other than the access point mode, disable the access point mode in advance.Ĭheck4 Make sure that the paper output tray is open.Ĭheck5 Are the paper settings identical with those registered to the cassette? When you use the machine over LAN, make sure that the machine is set up to be used over network correctly. Replace the USB cable and try printing again. There could also be a problem with the USB cable. Consult the reseller of the relay device for details. If printing starts normally, there is a problem with the relay device. If you are using a relay device such as a USB hub, disconnect it, connect the machine directly to the computer, and try printing again.

When the machine is connected to your computer with a USB cable, make sure that the USB cable is securely plugged in to the machine and the computer, then check the followings: Wait until printing starts.Ĭheck2 Make sure that the machine is connected to your computer properly. While the POWER lamp is flashing, the computer is processing data and sending it to the machine.

When printing large data such as a photo or graphics, it may take longer to start printing. Wait until the POWER lamp stops flashing and remains lit. While the POWER lamp is flashing, the machine is initializing. Check1 Make sure that the power plug is securely plugged in, then press the ON button to turn the machine on.

Canon mp490 printer service tool