Oki B412dn User Manual - page 449
About the Power Supply
AC
Frequency
The power supply must meet the following conditions.
:110 to 127 VAC (Range 99 to 140 VAC)
:220 to 240 VAC (Range 198 to 264 VAC)
:50/60 Hz ± 2%
Note
If the power supply is unstable, use a voltage regulator.
The maximum power consumption of the printer is 900 W. Check that the power supply is sufficient.
Operation using an UPS (uninterruptible power supply) or inverter is not guaranteed. Do not use an uninterruptible power supply
or inverter.
Fire or electric shock may result.
Be sure to turn the power switch off before connecting and disconnecting the power cord and
the ground wire.
Be sure to connect the ground wire to the designated ground terminal.
Be sure not to connect the ground wire to the ground of a water pipe, gas pipe or telephone
line, or to a lightning rod.
Be sure to connect the ground wire before connecting the power cord to the outlet. Also, be
sure to unplug the power cord from the outlet before disconnecting the ground wire.
Be sure to plug or unplug the power cord by holding its power plug.
Securely plug the power cord into the outlet.
Do not plug or unplug the power cord with wet hands.
Install the power cord in a location where users cannot step on it, and do not place any object
on the power cord.
Do not bundle or tie the power cord.
Do not use a damaged power cord.
Do not overload the outlet.
Do not connect the power cords of this printer and other electric products to the same outlet. If
the power cord of this machine is connected to the same outlet as other electric products,
especially an air conditioning machine, copier, or shredder, this printer may malfunction due to
electrical noise. If you have to connect the power cord of this machine to the same outlet as
other products, use a commercially available noise filter or noise cut transformer.
Use the included power cord, and plug the cord directly into the outlet.
Do not use the power cords of other products for this printer.
Do not use an extension cord. If you have to use an extension cord, use a cord rated 15A or
higher.
Use of an extension cord may result in this printer malfunctioning due to AC voltage drop.
Do not turn this machine off or unplug the power cord during printing.
If you do not use this machine for an extended period of time due to holidays, trips, or other
reasons, unplug the power cord.
Do not use the included power cord for other products.
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