Self-Test Error Messages - GE D90 Plus Instruction Manual

SELF-TESTS

Self-test error messages

534
The self-test error messages are displayed on the annunciator panel. Error messages can
be accessed from the self-test tab. The self-test tab becomes illuminates when there are
errors to report.
Figure 460: Typical self-test error page
There are three soft-keys associated with the self-test summary page.
• The Next Page soft-key cycles through the pages of alarms and to the error messages
page. If there are more errors present than can be displayed, scroll bars will appear to
notify the user to scroll beyond the screen to view more error messages.
• The Down soft-key allows user to cycle through the self-test error messages from top
to bottom. A white frame borders the selected self-test error message.
• The Detail soft-key displays additional details of the selected error message. A
definition of problem, a graphical indication, and some possible solutions are
displayed. The following figures shows the details about the IRIG-B FAILURE self-test
error message.
Figure 461: IRIG-B failure message details
Self-test errors are classed as minor errors and major errors. The major self-test error
messages are indicated in red on the annunciator display and are described below.
AC SLOT TROUBLE
Description: The AC module in the indicated slot is not operational.
Severity: Device is temporarily out-of-service.
If this message appears, reset the alarm. If the alarm recurs, replace the specified AC
module.
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 14: TESTING