ST-Port Pinouts
ST-Port to ST-Port Cable Wiring
Tx
Rx
A
A
B
Cable Wiring
A
A
B
B
B
ATTENTION
This is a Class 1 Laser/LED product. To avoid causing serious
damage to your eyes, do not stare directly into the Laser Beam.
LED Indicators
The front panel of Moxa EDS-726 contains several LED indicators. The
function of each LED is described in the table below.
LED Color
State
Description
System LEDs
On
System has passed self-diagnosis
test on boot-up and is ready to run.
GREEN
Blinking
System is undergoing the
self-diagnosis test.
STAT
RED On
System failed self-diagnosis on
boot-up.
On
Power is being supplied to the main
module’s power input PWR1.
PWR1
AMBER
Off
Power is not being supplied to the
main module’s power input PWR1.
On
Power is being supplied to the main
module’s power input PWR2.
PWR2
AMBER
Off
Power is not being supplied to the
main module’s power input PWR2.
On
The corresponding PORT alarm is
enabled and a user-configured event
has been triggered.
FAULT
RED
Off
The corresponding PORT alarm is
enabled and a user-configured event
has not been triggered, or the
corresponding PORT alarm is
disabled.
On
This EDS-726 is the Master of this
Turbo Ring.
Blinking
This EDS-726 has become Ring
Master of this Turbo Ring after the
Turbo Ring was broken.
MASTER
GREEN
Off
This EDS-726 is not the Master of
this Turbo Ring.
On
When this EDS-726 enables the
coupling function to form a back-up
path.
COUPLER
GREEN
Off
When this EDS-726 disables the
coupling function.
