
- 4 -
Power Wire Harness (Connector A)
●
Power +VDC & -GND
1. Connect the RED wire to the positive (+) battery terminal. Fuse each wire independently @15 Amps.
DO
NOT install these fuses until the wiring for the entire system has been completed.
2. Connect the BLACK wire to the vehicle’s chassis ground (typically adjacent to the battery).
3. Plug the connector A into the siren amplifier.
WIRING
●
Wiring diagram:
PA Mic (optional)
● PA Activation
Connect the mic to the RJ45 jack on the siren amplifier. Press “Push-to-Talk” button on the side of the
mic to activate PA broadcasting. PA broadcasting will override all current Siren Tone. Action will
resume when the PTT is released.
● Mic Volume Adjustment Knob
(available on selected mic model only)
The knob located on the top right corner of the mic will adjust the mic volume (high or low). Turn
clockwise for high volume; turn anticlockwise for low volume.
MIC
I / O
FUSE
POWER
Microphone
RJ45 Connector
Connector A
BLACK
–
Power -GND
RED
–
Power +VDC
BROWN
–
SIREN ACTIVATION (to +Ve ON/OFF Switch)
BLUE
–
SPK OUT(-)
LIGHT BLUE
–
SPK OUT(+)
RED
–
IGNITION ACTIVATION (+Ve)
PINK
– HORN RING TRANSFER(HRT) INPUT
GREEN-YELLOW
–
RADIO IN(-)
GREY
–
RADIO IN(+)
WHITE
–
SIREN INTERLOCK (to primary warning device power or to +Ve ON/OFF Switch)
GREEN
–
RECORD-N-PLAY (to +Ve Momentary Switch)
PURPLE
–
RADIO REBROADCASTING (to +Ve ON/OFF Switch)
YELLOW
–
MIX TONE (to +Ve ON/OFF Switch)
Connector B
HRT Input Connection
Momentary Foot Switch
+VDC
HRT
+VDC
HRT
-Ve Switching
(see Pg. 7 for DIP Switch Setting)
HRT
+Ve Switching
(Default, see Pg. 7 for DIP Switch Setting)
RADIO SPEAKER OUTPUT
ORANGE
–
DAY/NIGHT (to +Ve ON/OFF Switch)
(Fuse Rating:
15 A @ 13.6VDC)
Connector B
(Socket View)
Mic Volume
Adjustment Knob
Hand-held Mic
PTT
Battery