Canon LBP7660Cdn Manual page 601

148.0 to 355.6 mm; 355.6 mm
*
[Y Dimension]
(5.82 to 14.00 in.; 14.00 in.)
[Append CR to LF] [Yes], [No]
[Enlarge A4 Prt
[Off], [On]
Width]
*
[BarDIMM] [Enable], [Disable]
[Off], [~], ["], [#], [$], [/], [\], [?], [{],
*
[FreeScape]
[}], [|]
Enables you to specify the Y dimension of the custom
paper. The Y dimension can be adjusted between
148.0 mm and 355.6 mm in increments of 0.1 mm.
Enables you to specify whether to append a carriage
return (CR) when line feed code (LF) is received.
Determines whether to expand the printable area of
A4 paper to that of Letter size in width.
You can enable or disable the Bar Code Printing
function of the printer.
You can specify the AEC (Alternate Escape Code) to
be used for bar code commands when the host
computer does not support the standard Escape
Code.