AR-P19 (serv.man4). Operation Manual (for Printer) - Sharp Copying Equipment User Guide / Operation Manual. Page 15

[Punch]
Use this to select the punch function.
When the punch function is selected, [Collate] is
automatically selected.
Default setting: Not selected

Punch function (only when a punch module is
installed)
When a punch module is installed on the saddle
stitch finisher, holes (two) can be punched in the
printed pages before delivery to the tray. (The
punch function cannot be used in combination with
the pamphlet function.) When using the punch
function, the automatic image rotation function
does not operate. 
Paper sizes that can be punched are indicated in
the specifications on page 3-3 of the "Operation
manual (for general information and copier
operation)".

[No Offset]
Select this when you do not wish sets of collated or
grouped pages to be offset from each other.
Default setting: Not selected

Offset function
Each set of printed pages is offset from the
previous set in the tray for easy separation. (The
offset function operates in the finisher or saddle
stitch finisher tray.) The offset function does not
operate when the staple sort function is selected.

7

{Original 1}

{Punch positions}

{Original 2}

{Punch positions}

[Example]

8

Offset mode

Non-offset mode