Xerox 4090 IPS Optimizing print quality, Resolving printer problems Resolving system problems

Table of contents

Clearing paper jams from area 4 . . . . . . . . . . . . . . . . . . . . . . . 4-16 Clearing paper jams from area 5 . . . . . . . . . . . . . . . . . . . . . . . 4-18 Clearing paper jams from areas 6 and 6A . . . . . . . . . . . . . . . . 4-20 Clearing paper jams from area 7 . . . . . . . . . . . . . . . . . . . . . . . 4-21 Clearing paper jams from area 8 . . . . . . . . . . . . . . . . . . . . . . . 4-24 Clearing paper jams from area 9 . . . . . . . . . . . . . . . . . . . . . . . 4-24 Clearing stitcher/stacker paper jams (areas A and B) . . . . . . . 4-26 Adjusting dual stacker tray scuffer arms . . . . . . . . . . . . . . . . . . 4-27

5. Optimizing print quality. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Product features that affect PostScript print quality	5-1
Proprietary PostScript extensions	5-1
Device-dependent operators	5-2
Gray shading—setscreen and setcolorscreen	5-2
Gray shading—settransfer and transfer function	5-3
Smooth curves—setflat	5-4
Invisible strokes—0 setlinewidth	5-4
Scan conversion—fill, eofill, and stroke	5-4

6. Resolving printer problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

7. Resolving system problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

iv Troubleshooting Guide