Modules MS+UPN2-8
82
MS+UPN2-8: LEDs
The LEDs indicate the following:
Operational Information
The MS+UPN2-8 interface card can be exchanged during operation, i.e. without
powering down the system. However, the slot must first be deactivated in the
Configurator in the web console (see Installing Interface Cards starting on
page 31).
LED 1: Constantly yellow At least one connection established through
the interface card is active.
LED 2: Constantly green The interface card is operational; the slot has
been activated (flickering is normal).
Flashing yellow The interface card is ready, but the slot has not
been activated or the interface card has not
been configured yet.
Constantly red New software is being loaded onto the interface
card. If the LED lights up red for an extended pe-
riod of time, there may be a fault.
LED 3: – Not used
LED 4: – Not used
UPN 1UPN 2
MS+UPN2-8
1
2
3
4