xStack
®
DES-3528/DES-3552 Series Layer 2 Managed Stackable Fast Ethernet Switch Hardware Installation Guide
Safety Instructions
Use the following safety guidelines to ensure your own personal safety and to help protect your system from potential
damage. Throughout this document, the cauti on icon ( ) is used to indicate cautions and precautions that you need
to review and follow.
Safety Cautions
To redu ce t he risk of bodily injury, electri
cal shock, fire and damage to the equipm ent, observe the following
precautions.
•
Observe an d fo llow service mark ings. D o no t s ervice any p roduct ex cept as expl ained in your system
documentation. Ope ning or removing covers that are marked with the tria ngular symbol with a lightning bolt
may expose you to electrical shock. Only a trained service technician should service components inside these
compartments.
•
If any of the following conditions occur, unplug the pr oduct from the electri cal outlet and re place the part o r
contact your trained service provider:
The power cable, extension cable, or plug is damaged.
An object has fallen into the product.
The product has been exposed to water.
The product has been dropped or damaged.
The product does not operate correctly when you follow the operating instructions.
•
Keep your system away from radiators and heat sources. Also, do not block cooling vents.
•
Do not spill food or liqui ds on your system components, and never operate the product in a wet enviro nment.
If the system gets wet, see the appro priate se ction in your trouble shooting guide or co ntact your trained
service provider.
•
Do n ot pu sh any obje cts into the op enings of your system. Doing so can cause fi re or electri c sho ck by
shorting out interior components.
•
Use the product only with approved equipment.
•
Allow the product to cool before removing covers or touching internal components.
•
Operate the product only from the type of external power source indicated on the electrical ratings label. If you
are not sure of the type of power source required, consult your service provider or local power company.
•
To help avoi d dama ging your system, be su re the voltage on th e power supply is set to match the p ower
available at your location:
115 volts (V)/60 hertz (Hz) in most of North and South America and some Far Eastern countries
100 V/50 Hz in eastern Japan and 100 V/60 Hz in western Japan
230 V/50 Hz in most of Europe, the Middle East, and the Far East
48VDC for DES-3528DC
•
Also, be sure that attached devices are electrically rated to operate with the power available in your location.
•
Use only a pproved power cable(s). If you have not been provided with a power cable for y our system or for
any AC-powered option intende d for yo ur system, purcha se a power cable that is approve d for use in your
country. The power cable must be rated for the product and for the voltage and current marke d on the
product's electrical ratings label. The voltage and current rating of the cable should be greater than the ratings
marked on the product.
vi
Summary of Contents for DES-3528 - xStack Switch - Stackable
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