Xerox 6030 User Manual page 188

End style
Color
160
Menu Item
Sets the end of the line to [SQUARE], [ROUND], [EXTEND],
or [TRIANGLE]. The default setting is [SQUARE].
Refer to "End style" for further details.
Sets the line color to [BLACK] or [WHITE].
The default setting is [BLACK].
Although it is also possible to set the [Width] from Print Services on Web, the
width data included in the VRF data take priority, and any changes on the Print
Services on Web screen will have no effect on the output.
Chapter 4 Logical Printer Setup and Operation (6030/6050 only)
Description