Konica Minolta 2430 DL - Manual (Page 10)

Specifying Page Setup Settings 8
3
To add several different custom paper sizes, click New and repeat step 2.
"
To delete an existing custom paper size, select the custom paper
size from the list on the left of the dialog box, and then click Delete.
4
The custom paper size setting is saved, and the name of the custom
paper size can now be selected from the Paper Size pop-up menu.
5
After you have finished entering the settings, click Done.
If you clicked Add in step 2, but do not save the custom paper size set-
ting, a message appears, asking if you want to save the settings. Click
OK.
"
The Default Size option in the lower left of the Edit Paper Sizes
dialog can be used to select the default paper size. Changes to
this setting take effect the next time the application is used.