93-530-70 Issue 0 Page 35 of 44 © Protec Fire Detection PLC 2007
25.0 System Fault Details
The 3300 will display the system fault status of the system if the ‘System Fault’ indicator is illuminated
when in the fault diagnosis menu.
Display row 1 gives details of current system faults, as detailed in figure 25.0
Figure 25.0 Details of System Fault Information.
Zone 1 indicator will be illuminated if an EEPROM checksum error has been detected.
Zone 2 indicator will be illuminated if a PROGRAM checksum error has been detected.
Zone 3 indicator will be illuminated if a WATCHDOG fault has been detected.
Zone 4 indicator will be illuminated if a SW ERROR fault has been detected.
Zone 5 indicator will be illuminated if an external or internal interface fault (missing / faulty node) has
been detected.
Please see section 27.0 for guidelines on how to rectify the faults.
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