Troubleshooting
41
Channel Status LEDs (8 Sets)
OK Danger Alert
Conditions
ON
Channel(s) above the LED is OK.
OFF*
Channel(s) above the LED is Not OK.
ON
The channel(s) above the LED is in Danger
alarm status.
OFF*
The channel(s) above the LED is not in
Danger alarm status.
ON
The channel(s) above the LED is in Alert
alarm status.
OFF*
The channel(s) above the LED is in Alert
alarm status.
= behavior of the LED is not related to the condition.
* = Off can also indicate that the Display Unit has lost communications with the
Display Interface Module, the Display Interface Module has lost SCI
communications with the Rack Interface Module, or the Display Interface
Module has lost Neuron
Communications.
8.3 System Event List Messages
This section describes the System Event List Messages that are entered by the
Display Interface Module and Display Unit.
Example of a System Event List Message:
Sequence
Number
Event
Information
Event
Number
Class
Event Date
DDMMYY
Event
Time
Event
Specific
Slot
0000000123
Device Not
Communicating
32
1
02/01/90
12:24:31:99
5L
Sequence Number:
The number of the event in the System Event List (for
example 123).
Event Information:
The name of the event (for example Device Not
Communicating).
Event Number:
Identifies a specific event.
Class:
The severity of the event. The following classes are
available:
Summary of Contents for 3500/93
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