H3C Technologies H3C S5820V2 Series Switches - Manual (Page 11)

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• Use electromagnetic shielding, for example, shielded interface cables, when necessary.
Laser safety
WARNING!
Do not stare into any fiber port when the switch has power. The laser light emitted from the optical fiber
might hurt your eyes.
The switch is a Class 1 laser device.
Installation tools
The installation tools are not provided with the switch. Prepare them yourself.
• Phillips screwdriver.
• ESD wrist strap.
• Marker.