1-4
SC743 Chassis
User’s Guide
Chapter 1-Safety Information and Technical
Specifications
1-1 Electrical Safety Guidelines
Warning: To avoid electrical shock, check the power
cords as follows:
Checking the Power Cords
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Use the exact type of power cords as required.
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Be sure to use power cord(s) that came with safety certifications.
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The power cord(s) must be compliant with the AC voltage requirements in your
region.
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The power cord plug cap must have an electrical current rating that is at least
125% of the electrical current rating of this product.
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The power cord plug cap that plugs into the AC receptacle on the power
supply must be an IEC 320, sheet C13, type female connector.
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Be sure to disconnect the power supply before accessing the SC743 or its
components.
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Plug the Power cord(s) into a socket that is properly grounded before
turning on the power.
Warning: Follow the guidelines below to avoid possible
damage to the system or injury to yourself:
General Electrical Safety Guidelines
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Be aware of the locations of the power switches on the chassis and in the
room, so you can disconnect the power supply if an accident occurs.
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Take extra precautionary measures when working with high voltage
components. It is not recommended to work alone.
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Before removing or installing main system components, be sure to
disconnect the power first. Turn off the system before you disconnect
the power supply.
Use only one hand when working with powered-on electrical equipment to
avoid possible electrical shock.
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