Operation
Operating Manual PSSu K S 16DO 0.5
22059-EN-08
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7
Operation
7.1
Messages
A module error is displayed via the "Err" LED (see section entitled "Display elements"). It is
signalled to the head module and then entered in the
}
Error stack, with PSSu in system environment A
}
Diagnostic log, with PSSu in system environment B.
of the head module.
The module can detect the following errors:
Error
Explanation
Remedy
Start-up error
Error as the PSSu system starts
up.
Change faulty module.
Configuration error
Incorrect module type configured.
The configured hardware registry
does not match the actual hard-
ware registry.
ST communication error
Error in ST communication with
the head module.
Change faulty module.
Bus termination error
There is no end bracket.
Install a terminating plate with in-
tegrated end angle.
Temperature error: too warm
Temperature in module too high:
Error stack entry
Ensure there is sufficient ventila-
tion in the control cabinet or pre-
vent overload.
Further information on PSSu error messages is available in the online help for the PSSuni-
versal Assistant system software.
