Avery Dennison Monarch 9416 XL Fixed Format - Manual (Page 8)

1-4 Introduction
The 939i keyboard does not have an ON/OFF switch. If you plug the
power supply into a grounded electrical outlet, power remains On until it
is unplugged. The 9416 printer has an ON/OFF switch.
6. Plug the power supplies into
♦ grounded electrical outlets or
♦ a switched (ON/OFF) power strip
U s i n g t h e K e y b o a r d
The keyboard has full alphabetic keys with 10 numeric keys, five function
keys, four arrow keys, and several special keys.