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-3- 

Auxiliary Input Polarity

 - The auxiliary input (green wire) is normally activated by 

applying a positive voltage to the wire.  To activate by connecting to ground 
(negative), move the jumper from the "AUX-POS" pins to the "AUX-NEG" pins. 

 

Auxiliary Input Function

 - The auxiliary input (green wire) allows activation by an 

external source of either the Horn or the Manual push-button functions.  This input is 
usually wired into the vehicle horn switch.  The wiring diagram on page 7 shows two 
connection examples. NOTE:  Permanent disconnection of the vehicle horn is NOT 
recommended.  

 

The siren is factory shipped with the auxiliary input option defaulted as the Horn 
function (on only one of the "AUX" pins).  To utilize the auxiliary input as the Manual 
function instead of the Horn function, move the "AUX" jumper from one pin onto 
both of the pins. 

 

Two-Tone

 – The Thunder sound can be replaced by a Two-Tone sound by moving 

the "TT" jumper from one pin onto both of the "TT" pins. 

 

Thunder Disable

 - The Thunder function can be completely disabled by moving the 

"TD"  jumper  from  one  pin  to  both  pins.    This  will  also  disable  the  Two-Tone  function 
used  when  the  manual  button  is  pressed  while  the  mode  switch  is  in  the  Thunder 
position. 

 

Pursuit Disable - 

The farthest right slide switch position (L3) will normally activate the 

siren output in the wail mode, along with all three light functions.  Automatic 
activation of the siren.  If you prefer to NOT have the siren automatically activated 
when the slide switch is moved to position three, move Pursuit Disable jumper onto 
only one pin. 

 

8 second timed gun lock release (S4) - 

The amplifier is shipped with the fourth push 

button (S4) as a standard on/off button.  It can be optionally selected to stay 
activated for only 8 seconds when pressed.  To change button (S4) to a timed 
unlock remove the Gun Lock jumper and place it only on one pin.

 

Speaker Disable (Audible beep disable) - 

The audible beep heard when the light 

control buttons on the siren are pressed can be disabled.  If you move the Speaker 
Disable jumper from both pins onto only one pin, the audible beep will cease. 

(Installer Selectable Options CONT’D) 

Содержание Street Thunder ST280

Страница 1: ...REN AMPLIFIER LIGHT CONTROLLER INSTALLATION AND OPERATING INSTRUCTIONS 1340 Russell Cave Road P O Box 54308 Lexington KY 40505 Tel 800 477 7766 Fax 800 944 2557 www galls com Street Thunder Street Thunder Street Thunder Street Thunder ...

Страница 2: ... 17 NOTICE Due to continuous product improvements we must reserve the right to change any specifications and information contained in this manual at any time without notice Galls and or the manufacturer make no warranty of any kind with regard to this manual including but not limited to the implied warranties of merchantability and fitness for a particular purpose Galls and or the manufacturer sha...

Страница 3: ... The far right slide position can be set up to activate maximum lights and siren for pursuit mode There are four push buttons to control four different lighting or auxiliary functions The front panel is backlighted with LED s for night visibility This compact unit utilizes short circuit high voltage low voltage and reverse polarity protection systems for maximum service life General Description In...

Страница 4: ... UNIT Slide the top cover off the front face of the unit Take care not to damage the microphone cord during this procedure This cover can be removed completely from the siren unit Carefully slide the cover over the microphone and set it aside Park Kill Input Polarity The park kill cutout input turns off any siren tone output when activated i e vehicle shifted into park door opened etc and remains ...

Страница 5: ...under Disable The Thunder function can be completely disabled by moving the TD jumper from one pin to both pins This will also disable the Two Tone function used when the manual button is pressed while the mode switch is in the Thunder position Pursuit Disable The farthest right slide switch position L3 will normally activate the siren output in the wail mode along with all three light functions A...

Страница 6: ...2 terminal connector located in the rear of the unit See below Part CPSS 153 Examine the charts on the following page to determine the proper gauge of the wire to use Please review the following recommendations when making your electrical connections For safety and reliability we highly recommend that you always use both Power wires pins 1 4 and both Ground wires 2 5 Use only high quality crimp co...

Страница 7: ...um size 18 AWG wire BROWN Pins 7 12 Speaker Output Connect one lead to each terminal or lead of the speaker Be sure to use minimum size 14 AWG wire If connecting a second speaker in parallel you must observe the polarity of the speakers phasing Be sure that the positive terminals of both speakers are connected together to the same brown wire from the siren In which case the negative terminals of b...

Страница 8: ...rn control Connect to the horn ring circuit or some other remote switch Circuit may be positive or negative with proper jumper selection See INSTALLER SELECTABLE OPTION section page 3 and 4 for jumper details NOTE Cut lead short if not used insulate w electrical tape GRAY Pin 8 Park Kill Cut off This wire is used to de activate the siren when the vehicle is exited Connect to dome light or added do...

Страница 9: ...ibly Connected to Ignition 12 VDC VEHICLE HORN 12 VDC 12 VDC SIREN AMPLIFIER 9 Orange 18 AWG 11 Yellow 18 AWG 12 Brown 14 AWG 10 Green 18 AWG 8 Gray 18 AWG 6 Blue 18 AWG 7 Brown 14 AWG 2 Black 14 AWG 4 Red 14 AWG 5 Black 14 AWG 3 Blue 18 AWG 1 Red 14 AWG SPEAKER 2 11 OHMS SPEAKER 1 11 OHMS Negative Switching PK Jumper Selected Positive Switching PK Jumper Selected OR Dome Light Door Switch RADIO C...

Страница 10: ...power output is activated when the slide switch is in the 1st 2nd or 3rd position Yellow Pin 4 S4 Output Output power to lights controlled by S4 button Green Pin 5 S2 Output Output power to lights controlled by S2 button Blue Pin 6 S3 Output Output power to lights controlled by S3 button Violet Pin 7 S1 Output Output power to lights controlled by S1 button Gray Pin 8 L2 Output This power output is...

Страница 11: ...EMPTY PIN 5 GREEN 12 16 AWG S2 20A PIN 6 BLUE 12 16 AWG S3 Lights to be activated by Pushbutton Switch S1 Lights to be activated by Pushbutton Switch S2 Lights to be activated by Pushbutton Switch S3 Lights to be activated by Pushbutton Switch S4 Lights to be activated when Slide Switch is in Positions 2 3 Lights to be activated when Slide Switch is in Positions 1 2 3 Slide Switch Lights Pushbutto...

Страница 12: ...ockwise will power up the ST280 THIS SWITCH MUST BE TURNED ON FOR ANY OF THE FUNCTIONS TO WORK Lighting Slide Switch The slide switch is designed for quick pursuit mode operation The far left position OFF will not activate any outputs Position 1 will activate the first set of lights connected to L1 Position 2 activates both the first and second set of lights connected to L1 and L2 Position 3 activ...

Страница 13: ...Wail Yelp Thunder and Manual by repeatedly pressing the horn or other switch connected to the AUX input Operating any other switch resumes normal operation Please note that this mode disables the Manual push button selection when a Wail Yelp or Thunder tone is cycled to Manual A silent mode that allows push button Manual push button Horn and Public Address operation The siren output winds down whe...

Страница 14: ...his switch provides a manually activated Wail siren tone while the button is being held This is used to momentarily alert motorists or in low noise areas NOTE THUNDER and TWO TONE may be optionally swapped or disabled via program jumpers See the section on page 4 under INSTALLER SELECTABLE OPTIONS Air Horn Pressing the right side of this momentary rocker switch provides a simulated air horn tone w...

Страница 15: ...e PA volume to the maximum level with no feedback squeal Microphone The attached noise canceling microphone is used for public address operation and overrides any siren tone when its push to talk button on the side is pressed Auxiliary Input During installation an auxiliary input may be connected to the vehicle horn ring or other switching device It provides the same operation as pressing the Horn...

Страница 16: ...rent light outputs If only one of your outputs is not working correctly it may be that the corresponding fuse for that output has blown Cover Removal Remove the four Philip head screws located on the back of the unit DO NOT REMOVE THE SCREWS ON THE FRONT OF THE UNIT Slide the top cover off the front face of the unit Take care not to damage the microphone cord during this procedure This cover can b...

Страница 17: ... vehicle voltage Is the speaker bell or tip loose Is the Aux Input used and wired properly Input voltage must be between 10 16 volts while siren is on Intermittent siren tone High voltage protection Low voltage protection Microphone button activation Circuit breaker in supply connection Shorted speaker or speaker wire Is the vehicle voltage regulator working properly Is the connector tight on the ...

Страница 18: ...y input jumper programmable for positive or negative horn Remote Manual or Hands Free operation Park Kill input jumper programmable for positive or negative activation Thunder and Two Tone disable jumper programmable Two Tone activation swaps modes with Thunder jumper programmable Diagnostic Indicators Two LED indicators provide diagnostic feedback one for each speaker Light Controls 4 push on pus...

Страница 19: ...rchaser During this warranty period the obligation of Galls is limited to repairing or replacing as Galls may elect any part or parts of such product which after examination by Galls is determined to be defective in material and or workmanship This warranty does not cover labor charges for removal or re installation of the product Fuses and lamps are not covered under this warranty This warranty d...

Страница 20: ...1340 Russell Cave Road P O Box 54308 Lexington KY 40505 Tel 800 477 7766 Fax 800 944 2557 www galls com ...

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