Silencer 7904A, 6908A, 6918A, 7919P, 7921P Owner's Manual

OWNER’S

MANUAL

Models:

6904A, 7904A, 6908A,

6918A, 7919P and 7921P

This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference; and
(2) This device must accept any interference received, including interference that may cause undesired operation.

Note: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this
equipment. Such modifications could void the user’s authority to operate the equipment.

2

Welcome to the world of Silencer®automotive security. Silencerproducts have been designed to provide
years of trouble free operation.

The information enclosed will provide a ready reference of the operation and maintenance of your new
Silencer security system. The operating instructions enclosed are for different security system models.
Many of the functions are similar between the models but be sure to follow the instructions that pertain to
your model security system only. If you are not sure of the model of your security system, contact your car
dealer finance department and ask for the model number.

Remote Control Transmitters

“Using the Transmitter to Arm the Security System”

1. Exit the vehicle and close all entrances.

2. Press and release the button on the transmitter. The security system will respond as follows:
A. The horn/siren will chirp one time. (Applies to 6908A, 6918A, 7919P and 7921P but is an option for

6904A and 7904A)
B. The LED indicator will begin to flash at a steady rate.
C. The parking lights will flash one time. (Applies to 6908A, 6918A, 7919P and 7921P but is an option

for 6904A and 7904A)
D. The starter is deactivated which prevents the engine from being started.
E. All protected entrances are armed. (Applies to 6908A, 6918A, 7919P and 7921P Only)
F. The horn/siren will sound one additional time if the vehicle has delayed interior lights that stay on

after the door is closed. (Applies to 6908A, 6918A, 7919P, 7921P Only)

The security system is now fully armed!

The Silencer security systems can operate from any one of the four transmitters shown here. Locate the
transmitter that was supplied with your system and use the drawing as a ready reference while reading
through the operating procedures.

Security System Operation

Gray

Arm

Button

Gray

Disarm

Button

7955

Panic

Silent Arming

Red 2nd

Channel

Button

Arm

Button

Disarm

Button

6945

Silent Arming

Panic

Button

2nd

Channel

Button

Arm

Button
Disarm

Button

7945

Silent

Arming

Panic

Button

2nd

Channel

Button

6915K3

Arm

Button
Disarm

Button

Silent

Arming

Panic

Button

2nd

Channel

Button

Note: The following information is valid only if your security system has been programmed to
automatically arm. Check with your car dealer if you are unsure.

1. Turn off the ignition key and exit the vehicle.

6904A and 7904A:

Upon turning off the ignition key, the LED indicator will begin to flash fast. The fast flashing LED indicates
that the automatic arming timer is counting down and the security system will become armed within 30
seconds. After 30 seconds has passed, the security system will respond in the following manner

:

A. The flashing LED will slow down to the normal armed flashing speed.
B. The optional beeper will beep one time.
C. The optional parking light flasher will flash the parking lights one time.
D. The starter will become deactivated and the engine will not start.

6908A, 6918A, 7919P, and 7921P:

Close all protected entrances. After the last protected entrance is closed the horn/siren will chirp one
time and the LED indicator will begin to flash fast. The fast flashing LED indicates that the automatic
arming timer is counting down and the security system will become armed within 30 seconds. After 30
seconds has passed, the security system will respond in the following manner:

Note 1: Re-opening a protected entrance before the system becomes armed will stop the arming timer.
After closing the entrance the timer will begin counting again from zero.
Note 2: If the vehicle has a delayed interior lighting system, the automatic arming timer will start
counting after the interior lighting has turned itself off. This could add up to 45 seconds to the total
automatic arming countdown time. (Up to 75 seconds total arming delay)

A. The horn/siren will chirp one time.
B. The LED indicator will begin to flash slower.
C. The parking lights will flash one time.
D. The starter will become deactivated and will prevent the engine from starting.
E. All protected entrances are armed.

The security system is now fully armed!

3

Automatic Arming (Without Using the Transmitter)

1. Press and release the button on the transmitter. The security system will respond as follows:
A. The horn/siren will chirp two times. (Applies to 6908A, 6918A, 7919P and 7921P Only, but is an

option on 6904A and 7904A)
B1.The LED indicator will be off. (Applies to 6908A, 6918A, 7919P and 7921P Only)
B2.The LED indicator will be flashing very fast. (Applies to 6904A and 7904A Only)
C. The parking lights will flash two times. (Applies to 6908A, 6918A, 7919P and 7921P Only, but is an

option on 6904A and 7904A)

Note 1: If you are disarming the security system after it has been triggered and the horn/siren is sounding,
the disarm chirps are automatically deleted. (Applies to 6908A, 6918A, 7919P and 7921P Only)

Note 2: The optional 6945PET passive transmitter will automatically disarm the system and unlock the
doors (if equipped) as you approach your vehicle. This action is automatic without depressing any buttons
on the transmitter. To activate the passive disarm feature slide the on/off switch to the “on” position. To
turn off the passive disarm feature slide the switch to the “off” position. (Does not apply to 7919P and
7921P)

The security system is now disarmed!

Disarming the Security System Using the Transmitter