Kidde KN-COSM-B-RF User Manual page 19

• Test button performs the following functions:
– Tests the electronics and verifies proper unit operation
– Resets the unit during CO alarm
– Peak and Alarm Memory
– Activates smoke alarm Silent Mode feature
– Activates Low Battery Silence feature
• Easy-mount alarm attachment stud for quick, simple installation
• Green and red LEDs that indicate normal operation and
alarm status
• Green LED:
– One flash every 30 seconds indicates the unit is
operating properly. (If red LED is also flashing, the unit has
malfunctioned.)
– One flash every two seconds indicates the unit is in smoke
alarm Silent Mode. (See Smoke Alarm Silent Mode Feature
section for more details.)
– One flash every second indicates Initiating Alarm and one
flash every 16 seconds indicates Alarm Memory. (See Initiating
Alarm and Alarm Memory sections for more details.)
• Red LED: When a dangerous level of smoke or carbon
monoxide is detected the red LED will flash and the
corresponding alarm pattern will sound. If the unit
malfunctions, the red LED will flash and the unit will chirp
every 30 seconds indicating a system problem.
• Powered by three (3) AA batteries
• Battery lockout system prohibits installation without using
Product Features and Specifications 19