Epson SureColor T3000 User Manual page 97

Enter a value directly or click the arrows to the right of the scale box to set the value.
4. Check other settings, and then start printing.
Mac OS X
1. Choose Page Layout Settings from the list in the print dialog and select
Reduce/Enlarge.
See "Basic Printing Methods (Mac OS X)" on page 76.
2. Select Specify Size, choose a method for specifying the size, and select a size.
Enter a value directly or click the arrows to the right of the scale box to set the value.
3. Check other settings, and then start printing.
More Ways to Print 97