Lit when the machine's 
main power is on.
Used to register or recall 
programs.
Ends operation 
(logs out) on the 
Administration screen.
Turns the machine on/off. Also used 
to put it into or recover it from sleep 
mode.
Cancels the printing job in progress.
Resets settings and displays the 
basic screen.
Starts copying and scanning operations and processing for 
setting operations.
Clears entered numbers and characters.
Numeric keys. Enter 
numbers and symbols.
Displays the function menu for copy, 
print, transmission and document box.
Used to select a menu item, move the cursor when 
entering characters, change a value, etc.
Returns the Message Display to the 
previous screen.
Lights or blinks when an error occurs.
Selects the chosen item or finalizes the entered 
value.
Blinks while the machine is accessing the memory.