Epson Stylus Photo 1200 User Manual page 45

When you select
Maximum as the
Printable Area
setting, print quality
may decrease in the
expanded printable
area in the bottom
margin.
Don't select
Maximum as the
Printable Area setting
if you're printing on
EPSON Ink Jet Back
Light Film.

  
10 The Standard Printable Area setting uses the maximum printable area
of your paper with a minimum bottom margin of 0.55 inch (14 mm). To
decrease the minimum bottom margin to 0.12 inch (3 mm), set the
Printable Area setting to Maximum. To center your document on the
page using either setting, select the Centered checkbox.
11 Click a tab for the settings you want to check or change next, or click
OK to print your document.

     
You can create up to 10 custom paper sizes and add them to the Paper
Size list using the User Defined option. This is useful if you're printing a
custom size document, such as a banner. You can select any width from
3.5 to 12.95 inches, and any height (length) from 3.5 to 44 inches.
Follow these steps to create a User Defined paper size:
1 Follow the steps in
software, then click the Paper tab.
2 Click the Paper Size list and scroll to the bottom of it using the arrows
or scroll bar.
3 Click the User Defined option. You see the following dialog box:
Printing from Windows to access the printer