Specifications

Safety Information
Safety-2
If anything seems wrong, immediately turn off the power.
 If smoke or an unusual smell is coming from the Switch, or if liquid is spilled into the
Switch or a foreign object falls into the Switch, immediately turn off power to the
Switch as described below. Continuing operation could result in a fire or electric
shock.
Actions to take for abnormal conditions
Abnormal condition
Action to take
AC model
AC (PoE) model
When an external power
unit (EPU) is not used
Turn off the Switch and unplug the power cable.
When an external power
unit (EPU) is used
Turn off the Switch and the power module supplying power to
the Switch, and then unplug the power cables.
DC model
Turn off the Switch and then turn off the power supply circuit
breaker.
Redundant power
model
When an AC power
supply is installed
Turn off the power to all the power supply units installed in the
Switch, and unplug the power cables.
When a DC power supply
is installed
Turn off the power to all the power supply units installed in the
Switch, and then turn off the power supply circuit breaker.
EPU
Turn off the EPU power, and unplug the power cable.
Do not allow any foreign objects to get into the Switch.
 Do not insert or drop any foreign objects, such as anything metallic or flammable,
through the Switch's ventilation slots. Doing so could result in fire or electric shock.
When pressing the RESET button, do not use anything with a fragile tip, or
anything that might become caught in the Switch, such as a pin or paper clip.
 When pressing the RESET button, do not use anything with a fragile tip, or anything
that might become caught in the Switch, such as a pin or paper clip. Doing so could
result in fire or electric shock.
Do not alter the physical makeup of the Switch.
 Do not alter the physical makeup of the Switch. Doing so could result in a fire or
electric shock.
Do not subject the Switch to shocks.
 In the event that the Switch is dropped or any of its components damaged, turn off the
power, unplug the power cable, and contact maintenance personnel. Discontinue
using the cable to avoid the risk of a fire or electric shock.
Do not place anything on the Switch.
 Do not place any metallic object such as a small pin or a paper clip or any container