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If you do not enable any of the EDS-405A/408A switches to be
the Ring Master, the Turbo Ring protocol will automatically
choose the EDS
-
405A/408A with the smallest MAC address range
to be the Ring Master. If you accidentally enable more than one
EDS
-405A/408A to be the Ring Master, these EDS-405A/408A
-negotiate to determine which switch
To switch on the Master or Coupler functions of the DIP switch,
you need to enable the Turbo Ring Pole first.
LED Indicators
There are several LEDs on the EDS’s front panel. The function of each LED
is described in the following table.
PWR1 AMBER
On
Power is being supplied to power input
PWR1.
Off
Power is not being supplied to power
input PWR1.
PWR2 AMBER
On
Power is being supplied to power input
PWR2.
Off
Power is not being supplied to power
input PWR2.
FAULT RED
On
When (1) a relay warning event is
triggered, (2) the EDS-405A/408A is
the Master of this Turbo Ring, and the
Turbo Ring is broken, or (3) start-up
Off
When a relay warning event is not
triggered.
MSTR/HEAD
GREEN
On
When the EDS-405A/408A is set as the
Master of the Turbo Ring, or as the
Blinking
The EDS-405A/408A has become the
Ring Master of the Turbo Ring, or the
Head of the Turbo Chain, after the
Turbo Ring or the Turbo Chain is down.
Off
When the EDS-405A/408A is not the
Master of this Turbo Ring or is set as
the Member of the Turbo Chain.
CPLR/TAIL GREEN
On
When the EDS-405A/408A coupling
function is enabled to form a back-up
path, or when it's set as the Tail of the
Turbo Chain.
When the Turbo Chain is down.
Off
When the EDS-405A/408A disables the
coupling function, or is set as the
Member of the Turbo Chain.
10M
(TP)
GREEN
TP port’s 10 Mbps link is active.
Data is being transmitted at 10 Mbps.
TP Port’s 10 Mbps link is inactive.
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