Silent Call 1008-4 - Manual (Page 16)

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Table 1: Detector LED Modes
Green LED Red LED Piezoelectric Horn
Power-up Blinks every 5
seconds Blinks every 5
seconds Off
Normal (standby) Blinks every 10
seconds
Off Off
Out of sensitivity Off Blinks every 5
sec Off
Smoke Alarm Off Blinks every 1
sec Temporal Pattern
Low Battery Off Blinks every 45
sec Chirp every 45 sec after
LED blinks for 7 days
During initial power-up, the red and green LEDs will blink
synchronously once every 5 seconds. It will take approximately 20
seconds for the detector to finish the power-up cycle (see Table 1).
After power-up has been completed and the detector is functioning
normally within its listed sensitivity range, the green LED blinks once
every 10 seconds. If the detector is in need of maintenance because
its sensitivity has shifted outside the listed limits, the red LED blinks