HP Color LaserJet Enterprise CP4525 Printer series - Manual (Page 108)

3. Load paper into the tray. Check the paper to
verify the guides lightly touch the stack, but do
not bend it.
4. Close the tray.
5. The control panel prompts you to set the paper
size and type. Select the CUSTOM setting, and
then configure the X and Y dimensions of the
custom paper size.
NOTE: See the label in the paper tray, or the
following illustration, to determine the X and Y
dimensions.
Y
X
94 Chapter 6 Paper and print media ENWW