Allied Telesis AT-PWR06 User Manual

Page of 84
Stack Installation Guide for AT-2552XS L2 Data Center Switch
35
Reviewing Safety Precautions
Please review the following safety precautions before you begin to install 
the switch.
Note
The  indicates that a translation of the safety statement is 
available in a PDF document titled “Translated Safety 
Statements
”.
Warning
Class 1 Laser product.  L1
Warning
Do not stare into the laser beam.  L2
Warning
Do not look directly at the fiber optic cable ends or inspect the cable 
ends with an optical lens.  L6
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