121 | Sound Level Monitoring: |
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| Problem | Cause | Solution | |
| 1. False high sound alarms occur | The programmed sound sensitivity results in | Reprogram the sound sensitivity. | |
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| frequently. | Refer to Chapter 5, Section 5.10. | |
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| alarm sound. |
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| Sound Recognition Time is too short. | Lengthen the sound Recognition Time. |
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| Refer to Chapter 5, Section 5.10. |
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| 2. | High sound does not cause an alarm. | The unit is not close enough to the high sound | Move the unit closer or reprogram the sound |
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| source, or the programmed sound setting | sensitivity. |
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| results in a lack of sensitivity to high sound. | Refer to Chapter 5, Section 5.10. |
| Other Monitoring: |
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| Problem | Cause | Solution | |
| 1. Alarm status of an alert input is | Incorrect input normality. | Reconfigure the input. | |
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| incorrect. |
| Refer to Chapter 5, Section 5.1. |
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| 2. | False power out alarms | Programmed Recognition Time is too short. | AC power is often subject to brief |
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| interruptions. To avoid frequent, false alarms, |
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| increase the power Recognition Time. |
121 |
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| Refer to Chapter 5, Section 5.9. |
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Appendix B: Troubleshooting
