Section 5 – SR-2 Diagnostics
74 CONTROLLER RESET TO DEFAULTS
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Alarm Type
Check Alarm
How Alarm is Set
All the microprocessor programmable features have been reset to factory defaults. It is typically set by a cold start.
How Alarm is Cleared
This alarm can only be cleared from the Guarded Access menu.
Diagnostic Procedure
1. Be sure the interface board cold start jumper J101 is in the correct (up) position. It should match the white
mark on the interface board, at the side of the jumper. If the jumper is in the wrong position a cold start will
occur every time the unit is turned on.
2. Complete the microprocessor setup, using Service Procedure A04A.
3. Alarm code 74 will be cleared during the microprocessor setup, using Service Procedure A04A.
IMPORTANT: Failure to perform the setup procedure after Alarm Code 74 occurs will result in the unit
failing to perform to customer specifications.
79 INTERNAL DATA LOGGER OVERFLOW
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Alarm Type
Log Alarm
How Alarm is Set
Too many events occurred at once or too many events occurred during a download.
How Alarm is Cleared
This alarm is cleared manually.
Diagnostic Procedure
No corrective action is possible. This serves only as an indication that an event occurred that was not recorded by
the data logger.
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02 February 2005