Epson 4500 - Manual (Page 74)

Printing on Special Paper
Paper Type
Paper (single sheets or continuous)
Thin paper
24 lb paper
Multi-part forms
2-sheet
3-sheet
Lever Position
2
2
3
3
4
Note: Lever position 1 is used only when the printed characters
are too light. Setting the lever to position 1 when you are using
thin paper may damage the print head. Also, if the lever is set to
position 4 or higher, the printing speed may be reduced slightly.
2-26 Paper Handling