Indicator Failure Symptoms; Table 7-4 Indicator Failure Symptoms - Honeywell UDC2300 Product Manual

7.6 Indicator Failure Symptoms

Introduction
In addition to the error message prompts, there are failure symptoms that can be identified
by noting how the indicator displays and indicators are reacting.
Symptoms
Compare your symptoms with those shown in Table 7-4.
Upper
Display Display
Blank
OK
Display does not function when a key is pressed
Other symptoms
If a set of symptoms or prompts other than the one you started with appears while
troubleshooting, re-evaluate the symptoms. This may lead to a different troubleshooting
procedure.
If the symptom still persists, refer to the installation section in this manual to ensure
proper installation and proper use of the indicator in your system.
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Table 7-4 Indicator Failure Symptoms

Lower Indicators
Blank Off
OK OK
UDC2300 Indicator Product Manual
Indicator Probable
Output Cause
None Power Failure
External Alarm Malfunction in
function does alarm output
not operate
properly
Keyboard
Malfunction
Troubleshooting/Service
Trouble-
shooting
Procedure
1
2
3
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