Sharp MX-M850 Manual page 23

Remove the original and place the next original, and then press the [START] key
( ).
7
Repeat this step until all originals have been scanned.
For the second original and following originals, use the same [START] key (
Place next original. Press [Start].
When finished, press [Read-End].
8
To cancel scanning of the original and copying...
Press the [STOP] key (
System Settings (Administrator): 2-Sided Copy
The default 2-sided copy mode can be changed.
Read-End
).
23
) as you did for the first original.
Touch the [Read-End] key.