DSC WLS900 - Manual (Page 16)

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When this message is displayed, enter the new component’s Serial
Number on the Keypad. Each component’s Serial Number is printed on
the back of the component. If an error is made in entering the number,
press the
Key and re-enter the number. When the Serial Number is
entered, the next message will be displayed, now add Batteries to the
new component.
Confirm that the Serial Number has been entered correctly by pressing
the
-YES Key. If an error has been made in entering the Serial
Number, press the Key and re-enter the number.
When the -YES Key is pressed, this message will be displayed and
the Keypad will wait two minutes for you to attach the new component to its
backplate. After the component is attached to its backplate, the next
message will be displayed.
If the component was replaced correctly, the Keypad will display this
message and the Sounders will beep twice. You may now continue with other
Master Code functions.
During the component replacement procedure, you may press the Key
to cancel the replacement procedure. When the Key is pressed, this
message will be displayed.
7E - Alarm History
Alarm History is a record of the last set of alarms that occurred on your system. You can use the Alarm
History display to determine which sensors caused alarm. If unintentional alarms are a problem, you can
use the Alarm History feature to help determine which sensors are the problem.
Remember that the Alarm Memory provides a record of which sensors caused alarms during the last
armed period. Each time you arm the system, the Alarm Memory is cleared.
The Alarm History retains a record of sensors that appeared in the Alarm Memory . When Alarm
Memory is cleared, Alarm History will record the sensors that had been in Alarm Memory .
When this message is displayed, press the -YES Key to view the list of
sensors in Alarm History.
When the -YES Key is pressed, the first sensor in Alarm History will be
displayed with a message similar to the one shown here. Press the -YES
Key to display the next sensor in Alarm History, or press the -NO Key to
cancel the display.
7F - Walk Testing Your System
It is important that you test your system regularly to ensure that it is operating properly. Your installer will
instruct you on how to perform a thorough test of your system, and will also tell you how often to test your
system.