Chapter 3: Reviewing Safety Precautions; Reviewing Safety Precautions - Allied Telesis AT-x230-10GP Installation Manual

Chapter 3: Installation

Reviewing safety precautions

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Please review the following safety precautions before you begin to install
the chassis or any of its components.
Note
The  indicates that a translation of the safety statement is
available in a PDF document titled Translated Safety Statements.
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 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
Operating temperature: This product is designed for a maximum
ambient temperature of 50° degrees C.  E7