Configuration Information
17
4.4 Module and Channel Statuses
The Display Interface Module returns both module and channel statuses through
a verification screen in the 3500 Rack Configuration Software. This section
describes the available statuses and where the statuses can be found.
Module Status (Display Interface Module Status)
OK
Indicates if the Display Interface Module is functioning correctly. A Not OK
status is returned under any of the following conditions:
•
ROM
Failure
•
RAM
Failure
•
Hardware Failure in the Module
•
Node Voltage Failure
•
Configuration
Failure
•
Slot ID Failure
•
SCI
Failure
•
Neuron
Failure
•
Some Cases of Firmware Failure
If the Display Interface Module OK status goes Not OK, the system OK Relay
on the Rack Interface I/O Module will be driven Not OK.
Configuration Fault
Indicates if the Display Interface Module configuration is invalid.
Channel Status (Display Unit Status)
OK
Indicates if the Display Unit is functioning correctly. A Not OK status is
returned to the Display Interface Module under any of following conditions:
•
ROM
failure
•
RAM
failure
•
Configuration
failure
•
Communication
failure
•
Some cases of firmware failure
A Not OK channel status (Display Unit status) will not cause the module
status to go Not OK when the Display Interface Module is in OK status.
The following table shows where the statuses can be found.
Statuses
Communication
Gateway
Module
Rack
Configuration
Software
Operator
Display
Software
Module OK
X
X
Module Configuration Fault
X
Channel OK
X
X
