when a line is consistently present on printed paper you should check and clean the rollers and guides that may have excess ink powder on them.
roller surfaces in dot matrix printers and print head in inkjet printers
on laser multifunction units, what part should be cleaned when a line is present on copies that are document feeder?
The PostScript printers are about doing desktop publishing. PostScript tells the printer in which way the document should be printed. It is usually better for complex text and graphics printing. They are made by Adobe and and can sometimes be tricky for beginning users.
One should use photo paper in Hewlett Packard photo printers to maintain the quality of the picture. One may use regular printer paper, but the printed photos won't come out as glossy as they should.
Lots of printers work with Windows 98. Generally speaking, any printer that connects via a parallel port, or that can be printed to over a network will work. USB printers may or may not work, depending on their age. You should check the printer manufacturer's site to see what operating system it is compatible with.
A hamster cage should be cleaned weekly.
Sharing printers between Macs and Windows PCs is quite doable and should not present any major problems. Apple support has information about possible problems. (See links below)
A horses stall should be cleaned every day.
How should tender vegetables be cleaned before use?
Everyone should get their chimney cleaned once a year.
Public restrooms should be cleaned once a day.
Screens reproduce colors by mixing blue, green and red lights (RGB). Printers reproduce colors by mixing cyan, mangenta, yellow and black inks (CMYK).