Applying Power; Figure 23. The Back Panel Of The Switch - Cabletron Systems SmartSTACK STS16-20RM Installation And User Manual

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Applying Power

The switch chassis does not have an on/off switch. Power is on when the unit is
plugged into a power source.
There are no user serviceable parts inside a switch. Any internal upgrades or service
should be performed by Qualified Personnel only.
Caution: If you are using the SmartStack STS-PSU redundant power supply unit,
note that this unit is not hot-swappable. You must turn off the SmartStack STS-PSU
unit and the switch before connecting or disconnecting the DC power cable.
Warning: Unplug the power cord before you work on a system that does not have
an on/off switch.
Warning: When installing the unit, the ground connection must always be made
first and disconnected last.
Warning: This equipment is intended to be grounded. Ensure that the host is
connected to earth ground during normal use.
Use the following steps to power on your equipment.
1. Ensure that you are using the correct power source.
2. Using a power cable that complies with national regulations, plug the female
end of the cable into the AC power connector on the back panel of the switch
(see Figure 23).
3. Plug the male end of the power cord(s) into a properly grounded electrical
outlet.

Figure 23. The Back Panel of the Switch

SmartStack STS16-20RM/STS16-20FRM Token Ring Switches, P/N: 9032957-01 Installation