Functions of the Control Panel 229
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Pens 0 through 6
Allows you to set the thickness of the pens used to make the 
printout. Pen 0 and Pen 1 are available in the LJ4GL2 mode, and 
Pen 0 through Pen 6 are available in the GLlike mode.
PS3 Menu
These settings are available only when the optional Adobe 
PostScript 3 ROM module is installed. For installation 
instructions, see “Adobe PostScript 3 ROM Module” on page 190. 
See also your Adobe PostScript 3 Kit documentation.
Error Sheet
When you select On, the printer prints out an error sheet.
Coloration
Allows you to specify the method of color printing. Color refers 
to color printing at 1 bit/pixel, Mono refers to monochrome 
printing, while TrueCol. refers to color printing at 8 bit/pixel.
Image Protect
Allows you to specify whether to employ lossy compression. 
Lossy compression refers to a data compression technique in 
which some amount of data is lost.
Item Settings (default in bold)
Error Sheet Off, On
Coloration Color, Mono, TrueCol.
Image Protect Off, On