22 1X-F Series Operation Manual
Testing sounders (or evacuation for NBN S 21-100)
To test sounders (or evacuation for NBN S 21-100), press the General Test
button, and then press the Sounder Fault/Disable/Test button (or Evacuation
Fault/Disable/Test button for NBN S 21-100).
Sounders (or evacuation for NBN S 21-100) can only be tested when the control
panel is in standby state.
The test is indicated as follows:
• General Test LED: On steady.
• Sounder Fault/Disable/Test LED (or Evacuation Fault/Disable/Test LED for
NBN S 21-100): On steady.
• The sounders (or evacuation for NBN S 21-100) emit the audible test signal
(3 seconds on, 5 seconds off) for the duration of the test, without any
configured delay.
To end the test, press the General Test button, and then press the Sounder
Fault/Disable/Test button (or Evacuation Fault/Disable/Test button for
NBN S 21-100) again.
If there is a fire alarm the fire panel will exits the test and responds to the alarm
as configured.
Disabling sounders or enabling sounders (or evacuation for NBN S 21-100)
To disable sounders (or evacuation for NBN S 21-100), press the General
Disable button, and then press the Sounder Fault/Disable/Test button (or
Evacuation Fault/Disable/Test button for NBN S 21-100).
Disabled sounders (or evacuation for NBN S 21-100) are indicated as follows
• General Disable LED: On steady.
• Sounder Fault/Disable/Test LED (or Evacuation Fault/Disable/Test LED for
NBN S 21-100): On steady.
To enable the sounders, press the General Disable button, and then press the
Sounder Fault/Disable/Test button (or Evacuation Fault/Disable/Test button for
NBN S 21-100) again.
Note: Disabled sounders (or evacuation for NBN S 21-100) do not indicate a
fault or operate if there is a fire alarm.
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