Canon iR3245 Manual page 39

To copy on standard size paper loaded in the stack bypass:
1
Press [Stack Bypass].
If you want to select the stack bypass when a paper size/type is already selected for the
current or reserved job, press [Stack Bypass Settings] to specify the desired paper size/type.
Select the desired paper size → press [Next].
To select an inch paper size, press [Inch-size].
Paper Selection 1-27