Sun Microsystems Enterprise 250 Owner's Manual page 301

Power Cord Connection
Caution – Sun products are designed to work with single-phase power systems having a grounded neutral conductor.
To reduce the risk of electric shock, do not plug Sun products into any other type of power system. Contact your facilities
manager or a qualified electrician if you are not sure what type of power is supplied to your building.
Caution – Not all power cords have the same current ratings. Household extension cords do not have overload
protection and are not meant for use with computer systems. Do not use household extension cords with your
Sun product.
Caution – Your Sun product is shipped with a grounding type (three-wire) power cord. To reduce the risk of electric
shock, always plug the cord into a grounded power outlet.
The following caution applies only to devices with a Standby power switch:
Caution – The power switch of this product functions as a standby type device only. The power cord serves as the
primary disconnect device for the system. On systems with multiple power supplies, all power cords must be unplugged
to disconnect primary power from the system. Each power cord should be plugged into a grounded power outlet that is
nearby the system and is readily accessible. Do not connect a power cord to a power supply that has been removed from
the system chassis.
Lithium Battery
Caution – On Sun CPU boards, there is a lithium battery molded into the real-time clock, SGS No. MK48T59Y,
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MK48TXXB-XX, MK48T18-XXXPCZ, M48T59W-XXXPCZ, or MK48T08. Batteries are not customer replaceable parts. They
may explode if mishandled. Do not dispose of the battery in fire. Do not disassemble it or attempt to recharge it.
System Unit Cover
You must remove the cover(s) of your Sun computer system unit in order to add cards, memory, or internal storage devices.
Be sure to replace the cover(s) before powering up your system.
Caution – Do not operate Sun products without the cover(s) in place. Failure to take this precaution may result in
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personal injury and system damage.
Laser Compliance Notice
Sun products that use laser technology comply with
Class 1 laser requirements.
Class 1 Laser Product
Luokan 1 Laserlaite
Klasse 1 Laser Apparat
Laser Klasse 1
Appendix C Safety Precautions 283