MX-1800N (serv.man49). How to connect MX colour product to Linux UNIX systems using CUPS - Sharp Copying Equipment FAQ (repair manual). Page 7

Read Sharp MX-1800N (serv.man49) FAQ online

Sharp Electronics (UK) Ltd., Document Systems Support
Now enter the IP address of the device in the format   lpd://xxx.xxx.xxx.xxx/lp
You can now select Sharp as the manufacturer of the print device.
Page of 9
Display

Click on the first or last page to see other MX-1800N (serv.man49) service manuals if exist.