Ricoh A251 - Manual (Page 16)

7
The Set Paper indicator on the left lights when the copier is ready to
receive an paper. The RF Select indicator on the right lights when you
select the Roll Paper.
Cancels all of current settings. When you hold down this key for
three seconds or more, the copier enters the Energy Saver mode
allowing you to conserve power.
To exit Energy Saver mode, press this key again.
Allows you to recall or set a program.
Press to change which setting you are editing. The current selection
is shown by the indicators above: Paper Length
Leading Edge
Copy Counter
Also used for copying a selected portion of the original.
Press to increase the setting being edited.
Press to decrease the value being edited.
Displays the margin settings and the number of copies made.
Selects the paper feed type (when the Roll feeder option is installed).
Also press to stop a copy job.
Press to select the type of copy paper you are using.
The copier will apply more or less heat accordingly.
Press to stop the copying process immediately.
Use if your original is getting stuck in the copier.
If you stop the operation by pressing this key, remove both the
original and paper.
Shows the density level the copies will have.
Press the left key to make copies lighter.
Press the right key to make copies darker.
While entering numbers, press to cancel a number to have entered.
While copying, press to stop copying.
9. Set Paper or RF
Select indicator
10. Clear Modes/Energy
Saver key
11. Program key
12. Function Select key
13. Plus and minus key
14. Leading Edge/Copy
Counter indicator
15. RF Select/Cut key
16. Copy Media key
17. Emergency Stop key
18. Density indicator
Density keys
19. Clear/Stop key