2-2
Reset Button
The reset button is located on the front panel just below the DIP switches and provides a quick
and easy way to restart and restore switch settings to their default values. To simply restart the
unit, press the reset button for 2 seconds and release. To restart and restore the switch to its
factory default settings, press the button and hold for 5 seconds and release.
Note that you must always restart a switch after setting its Ring Master DIP switch in order to
activate the new DIP switch setting or the redundant ring will not operate.
LED Indicators
These switch models have 5 diagnostic LED’s and 16 Port LED’s located on the front panel. The
following table describes the function of each LED indicator.
Status LED
Status
Description
Green
Any Power is ON (PWR1, PWR2, or DC-IN).
PWR
OFF
No power is being supplied.
Green
Power 1 is ON.
PWR 1
OFF
No power 1 is being supplied.
Green
Power 2 is ON.
PWR 2
OFF
No power 2 is being supplied.
Green
Indicates this switch is designated as the
redundant Ring Master.
R.M
OFF
Indicates switch is NOT the Ring Master.
Yellow
Power, RJ45, or fiber port failure has occurred.
FAULT
OFF
Normal operation (no power or port failure).
Port LED
Status
Description
Green
A network device is detected.
Blinks
This port is transmitting to, or receiving packets
from another transmitting device.
LNK/ACT
Fiber Ports 7 and 8
OFF
No device is attached.
Yellow
The port is operating in full-duplex mode.
Blinks
A collision of packets has occurred.
FDX/COL
Fiber Ports 7 and 8
OFF
The port is in half-duplex mode or no device is
attached.
Yellow
The port is operating in full-duplex mode.
Blinking
Yellow
A collision of packets has occurred.
OFF
Port is in half-duplex mode or no device is
attached.
Green
A network device is detected.
Blinking
Green
Port is transmitting to, or receiving packets from
another transmitting device.
FDX/COL
Port Status
RJ45 Ports 1-6
LNK/ACT
OFF
No device is attached.
