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4.1  Recall System Faults 
 
4.1.1  Function 
The  Recall  System  Faults  function  allows  viewing  on  the  LCD  the  current  causes  of  a  "SYSTEM 
FAULT" indication. It also displays the status of any RZDU  (Remote Zone Display Unit) that has an 
off-normal condition, including those which do not cause System Fault 
 
 
4.1.2  Operating Sequence 
 
For both networked and non-networked systems, from the base display, press: 
 
 
 
OR 
 
 
If there are no system faults, a brief message is displayed saying so, and the LCD reverts to the base 
display. 
 
If a system fault exists, the LCD will display it. To view the next fault, press: 
 
To view the previous fault, press: