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500 Series Stackable Managed Switches 19
Gigabit LED (if present)—(Green) Located on the right of a GE port. Lights
steady when another device is connected to the port, is powered on, and a
1000 Mbps link is established between the devices. When the LED is off,
the connection speed is under 1000 Mbps or nothing is cabled to the port.
SFP (if present)—(Green) Located on the right of a GE port. Lights steady
when a connection is made through the shared port. Flashes when the port
is passing traffic.
Reset Button
The switch can be reset by inserting a pin or paper clip into the reset
button opening on the front panel of the switch. See Returning the Device
to the Factory Default Settings and Troubleshooting for details.
Back Panel
The power port and console port are located on the back panel of the
switch.
Power—Connects the switch to AC power.
Console—Connects a serial cable to a computer serial port so that it can
be configured by using a terminal emulation program.
Returning the Device to the Factory
Default Settings and Troubleshooting
To use the Reset button to reboot or reset the switch, do the following:
• To reboot the switch, press and hold the Reset button for less than 10
seconds.
• To restore the switch configuration to the factory default settings:
1. Disconnect the switch from the network or disable all DHCP servers
on your network.
2. With the power on, press and hold the Reset button for more than
10 seconds.
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