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Safety Guide [IP8800/S6600]
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■ Work to add or replace equipment must be performed by a trained engineer or
maintenance personnel.
• To add or replace optional components must be performed by a trained engineer or maintenance personnel.
To add or replace a power supply involves to plug and unplug power cables; a person other than the preceding
ones may fail to handle things, which can cause fire disaster, electric shock, and equipment failure. Other
optional components, if handled mistakenly, can also cause fire disaster, wounds, and equipment failure.
■ Do not press the switch on the basic control unit with a fragile tip, pin, or clip that may
get stuck and cannot be removed.
• Do not press the switch on the front panel of the basic control unit with a fragile tip, pin, or clip that may get
stuck and cannot be removed. Fire disasters or electric shock may be caused.
■ Before addition or replacement of the power supply, unplug the power cable.
• Remove the power cable from the power supply when adding or replacing it. With the power cable connected,
the power supply equipment may remain energized from some circuits even the power switch is turned off.
Therefore, adding or replacing the power supply with the power cable connected may cause a fire or electric
shock.
■ Keep air dusters away from fire.
• If you use an air duster with combustible gas to clean the optical connector, keep away from fire. Otherwise,
fire disaster may occur.