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AT-FS750/24POE Fast Ethernet Smart Switch Installation Guide
41
Warning: To prevent electric shock, do not remove the cover.
No user-serviceable parts inside. This unit contains hazardous
voltages and should only be opened by a trained and qualified
technician. To avoid the possibility of electric shock, disconnect
electric power to the product before connecting or disconnecting
the LAN cables.
E1
Warning: Do not work on equipment or cables during periods of
lightning activity.
E2
Warning: Power cord is used as a disconnection device. To de-
energize equipment, disconnect the power cord.
E3
Warning: Class I Equipment. This equipment must be earthed.
The power plug must be connected to a properly wired earth
ground socket outlet. An improperly wired socket outlet could
place hazardous voltages on accessible metal parts.
E4
Pluggable Equipment. The socket outlet shall be installed near
the equipment and shall be easily accessible.
E5
Caution: Air vents must not be blocked and must have free
access to the room ambient air for cooling.
E6
Warning: Operating Temperature. This product is designed for a
maximum ambient temperature of 40° degrees C.
E7
Circuit Overloading: Consideration should be given to the
connection of the equipment to the supply circuit and the effect
that overloading of circuits might have on overcurrent protection
and supply wiring. Appropriate consideration of equipment
nameplate ratings should be used when addressing this
concern.
E21
Warning: Mounting of the equipment in the rack should be such
that a hazardous condition is not created due to uneven
mechanical loading.
E25