Diagnostics; Arming Diagnostics; Disarming Diagnostics - Viper 280HF Owner's Manual

05/00 and up

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The microprocessor at the heart of your system is constantly mon-

itoring all of the switches and sensors connected to it. It detects

any faulty switches and sensors and prevents them from disabling

the entire system. The microprocessor will also record and report

any triggers that occurred during your absence.

If the system is armed with an input active (door open, sensor

triggering, etc.) the unit will chirp once when arming and then

one more time a few seconds later. This is called Bypass

Notification.

NOTE: Bypass Notification will not occur when using Silent Mode or if

chirps have been programmed OFF.

The system will ignore the input that was active when it was

armed until it goes away. Three seconds later it will monitor that

input normally. For example, if your car has interior light exit

delay, and you arm the system before the interior light goes out,

you may get Bypass Notification. Once the light goes out, howev-

er, the doors are monitored normally.

Extra disarm chirps are the Tamper Alert. If four chirps are heard

when disarming, the system was triggered in your absence. If five

Diagnostics

1999 Directed Electronics, Inc.

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