N-Tron 604MFX-ST Hardware Installation Manual page 12

DISPLAYS AND OPERATING CONTROLS
LED's
Fault (red LED)
Status
The 604/608MFX has detected an error. The signaling
ON contact
opens at the same time.
OFF No errors detected by the 604/608MFX.
Stby - Standby (green LED, 608MFX Only)
Status
ON The 608MFX standby function is activated, indicating the
608MFX is in the standby passive mode.
OFF The standby function is deactivated.
Flashing The 608MFX standby function is activated, indicating the
608MFX is in the active mode. In other words, the Ring
master has failed and the standby takes over the data
traffic.
RM - Redundancy Manager (green LED)
Status
The 604/608MFX is operating in the redundancy
manager mode. The ring is operating free of errors, as
ON monitored by the redundancy manager.
Note: One (and only one) 600 Series Switch must
operate as the redundancy manager in each ring.
OFF The 608MFX is not operating in the redundancy manager
mode.
The redundancy manager has detected a break in the
Flashing ring.
The 608MFX makes the connection between its two ring
ports so that a functional bus configuration is re-
established
within 300 ms.
(Revised 2010-11-15)
Meaning
Meaning
Meaning
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