Canon IR-2004N, 2006N, 2206N in duplex copy, legal copy and full basic training

1. wifi setting
link-- • Wi-Fi network setting ...
2.U.S.B से print scan setting
link-- • How to use pen drive#C...
3. Colour machine gradation
link-- • Canon irac-3520 how to...
4.Change Drum unit Canon iR-2002/2004/2006/2206 models
link- • Change Drum unit canon...