Power Supply Conditions - Oki B721 Maintenance Manual

Oki Data CONFIDENTIAL
2.5.2 Connection of the AC cable

Power supply conditions

• Observe the following conditions:
Current: 110 - 127 VAC (Range 99 - 140 VAC)
220 - 240 VAC (Range 198 - 264 VAC)
Frequency: 50/60 Hz ± 2%
• If the power supply is unstable, use a voltage regulator.
• The maximum power consumption of this printer is 1400 W. Ensure that the power
supply is sufficient to operate this printer.
• We do not guarantee operation where an uninterruptible power system (UPS) or
inverter is used. Do not use an uninterruptible power system (UPS) or inverter.
There is a risk of getting an electric
shock and/or causing fire.
• Be sure to turn off the power supply switch when attaching or removing the AC cable.
• Be sure to plug in and unplug the AC cable while holding on to the power supply plug.
• Insert the AC cable plug completely into the wall socket securely.
• Do not touch the power cable, or printer, if your hands are wet.
• Install a power cable in the place which is not stepped on, and do not place a thing on a
power cable.
• Do not use the cable tied in a bundle.
• Please do not use the damaged power cable.
• Do not use multi-outlet adapters.
• Do not connect this printer and other electric products to the same wall socket. If it is
connected simultaneously with an air conditioner, copier, shredder, etc., the printer
may malfunction by the electric noise. When you connect with the same wall socket
unavoidably, please use a commercial noise filter or a commercial noise cut transformer.
• Use the power cable supplied to the printer and plug it directly into a wall socket. Do not
use the power cable for other product for the printer.
• Do not use an extension cable. When you use it unavoidably, use the thing more than
rated 15 A.
• Use of an extended code may not operate a printer normally by AC voltage descent.
• During printing, do not shut off a power supply or do not pull out a power supply plug.
• When you use it neither for consecutive holidays nor a travel for a long time, pull out a
power cable.
• Do not use the supplied power cable to the other products.
About the connections of the power cable and grounding wire, the user should be given
thorough explanation on the basis of the user's manual.
45487001TH Rev.1
Turning on the power
(1) Plug the AC cable into the AC power socket of your printer.
(2) Plug the AC cable into the electric socket.
(3) Hold down the power switch for about 1 second to turn on the power.
Power switch
The Power switch LED indicator lights up when the printer turns on. The message "Ready
To Print" is displayed in the operator panel once printer is ready.
2. Installation
AC cable
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