Sharp FO-2550 Operation Manual page 194

Connections
Power lead
Plug the power lead into a 230-240 V, 50 Hz, earthed (3-prong) AC
outlet.
Caution: When disconnecting the fax, unplug the telephone line
cord before unplugging the power lead.
Caution: The mains outlet (socket outlet) should be installed near
the equipment and be easily accessable.
Note: If your area experiences a high incidence of lightning or
power surges, we recommend that you install surge protectors for
the power and telephone lines. Surge protectors can be purchased at
most telephone specialty stores.
Moving your fax and reconnecting
Should it be necessary to move your fax to a new location, first
disconnect the telephone line cord before disconnecting the power
lead. When reconnecting, it is necessary to connect the power lead
before connecting the telephone line cord.
12-6
The machine does not
have a power on/off switch,
so the power is turned on
and off by simply plugging
or unplugging the power
lead.