Cobra Electronics 7928 - Manual (Page 5)

Volumetric Protection
Exclusion
Illuminated Entry
Panic Alarm/
Personal Protection
period the system will close down and
automatically re-set to provide protection
against a further attempt by an intruder to
enter the vehicle.
On return to the vehicle, pressing
operating button ‘A' on the radio key will
disarm the system. This is indicated by:-
1. One flash of the hazard warning lights.
Note: If the system has been triggered
during your absence the hazard lights will
flash 4 times and the buzzer will sound 4
times.
2. Extinguishing of the LED warning light
- see note.
3. Unlocking of all doors.
Note: If the alarm has been triggered in
your absence a ‘status history' will be
displayed by the LED warning light and is
indicated as follows:-
Single pulse flashing of LED: One
alarm state caused by opening of the
boot, bonnet or doors.
Twin pulse flashing of LED: One
alarm state triggered by accessory
hyperfrequency radar sensors
(7928HF).
Triple pulse flashing of LED: Alarm
state triggered by the ultrasonic
sensor or optional glass break (7928).
Quadruple flash repeated regularly:
Alarm state caused by an attempt to
start the car.
Note: This display can also show multiple
triggering and other system diagnostics -
please consult your Cobra dealer in case of
any difficulties.
This display is extinguished when the
ignition is turned on.
Pressing button ‘A' whilst the siren is
sounding will turn the siren off. The Alarm
System ‘status' - i.e. ‘armed' - will not be
changed.
Pressing the auxiliary button ‘B' will sound
the siren for 10 seconds when the alarm
system is in the ‘armed' state.
Note: This function will not be operational
during the 40 seconds set-up time
required for the system to become fully
active after it has been ‘armed'.
Ultrasonic Sensor (7928):
To arm the system without utilising the
Ultrasonic interior sensor, press the
operating button ‘A' in the normal way
then, within 20 seconds, press the
auxiliary button ‘B'. This allows all other
protection circuits to remain active whilst
windows can be left partially open (for a
dog inside the vehicle etc.). This command
is indicated by a ‘beep' from the siren.
On disarm the system will switch ON the
courtesy light for 30 seconds, or until the
ignition is switched ON.
Disarming the System
Siren Interrupt
4