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Summary of Contents for Signal LCS770
- Page 1 A Division of Star Headlight & Lantern Co., Inc. LCS770 SIREN AMPLIFIER INSTALLATION AND OPERATING INSTRUCTIONS 455 Rochester Street Avon, NY 14414 Phone: (585) 226-9025 Toll Free Fax: 888-478-2797 www.star1889.com PLITSTR330 REV. D 9/10/08...
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Page 3: Table Of Contents
Signal Vehicle Products shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing,... -
Page 4: General Description
GENERAL DESCRIPTION The LCS770 Siren Amplifier is a premium 200W unit designed for single or dual 100W speaker use and full lighting control. The primary operating modes are Phaser, Yelp, Wail, Hands Free, Manual, Alert, and Radio. A Noise Canceling PA Override and push-button Horn Override are available in all modes. - Page 5 Installer Selectable Options (Jumper Settings) The LCS770 has several options that can be selected during installation. Jumpers on the printed circuit board, inside the case, allow the installer to select these various options. These options should be set before installation of the unit.
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Page 6: Installer -Selectable Options
Installer Selectable Options (continued) 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 off until a control on the siren is activated or changed. The wiring diagram on page 8 shows two connection examples. -
Page 7: Mounting
Never operate this unit without adequate hearing protection for you and others in the area. (OSHA 1910.95) The LCS770 siren may be mounted above the dash, below the dash, on a tunnel, or in a rack with the mounting u-bracket provided. Choose a mounting location convenient to the operator and away from any air bag deployment areas. -
Page 8: Siren Electrical Connections
Please follow these guidelines when wiring the siren: • Use only high quality crimp connectors. • Make sure all connections are tight. • Route wiring to prevent wear, overheating and interference with air bag deployment. • Use grommets and sealant when passing through compartment walls. •... - Page 9 Siren Wiring Connections (CONTD) Optional Connections: BLUE: (Pins 3 & 6) Input From Radio - Used for radio repeat. Connect one blue lead to each terminal of the radio speaker or output connector of the radio. Most radio outputs are isolated, in which case polarity would not be important.
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Page 11: Lighting Electrical Connections
Light Wiring Connections: Red: (8 AWG) +12VDC Power - The two large red wires exiting the back of the siren should be connected to +12VDC through a fuse rated for the TOTAL current draw of ALL of the lights controlled by this unit. -
Page 12: Lighting Wiring Diagram
Slide Switch Lights Pushbutton Lights -10-... -
Page 13: Operation
ON/OFF The On/Off-PA volume control (PA) will both turn the LCS770 unit on and off, as well as control the public address volume. It is located in the upper right hand corner of the front face. When the unit is not in use, you may elect to leave this switch in the OFF position. -
Page 14: Selector Switch
LIGHT PUSH BUTTON SWITCHES Four push button switches are provided to enable four separate functions. The far left push button (possibly L. Alley) will control the item(s) connected to S1. The second push button (possibly R. Alley) will control the item(s) connected to S2. The third push button (possibly Takedown) will control the item(s) connected to S3. -
Page 15: Manual And Horn Buttons
MANUAL and HORN BUTTONS The front panel of the LCS770 contains two pushbuttons that operate the Manual function and the Air Horn. Manual – When the selector switch is in the Wail, Yelp or Phaser positions, pressing the MAN button cycles through to a generally quicker changing tone. -
Page 16: Volume Controls
This will power down the unit and will prevent accidental activation of any of the controls on the face of the unit. Rotating it clockwise will power up the LCS770. As it is turned clockwise, the outside volume of the PA will increase. -
Page 17: Service
SERVICE FUSES There are several fuses in this unit that protect it from shorts, spikes, and other such electrical problems that may possibly damage the unit. The HRT is protected internally by a 2 amp self- resetting fuse. This is not user serviceable, but will automatically reset once the short is removed. -
Page 18: Troubleshooting
TROUBLESHOOTING This unit is designed to provide years of reliable service under even the worst conditions. Many times there may appear to be a problem with the unit when the true problem is in the speaker(s) or improper installation. The following chart shows typical symptoms and possible causes. -
Page 19: Parts
PARTS The following parts are available from Signal Vehicle Products: Part Description S30235-13 Siren Top Cover S30234-13 Siren Bottom Mounting Plate SWH-49 9-Conductor Wiring Harness for Lighting Functions SWH-48 12-Conductor Wiring Harness for Siren Connections P30069-38 Microphone Bracket with Screws P30056-16 1/4-20 x 3/8"... -
Page 20: Limited Warranty
LIMITED WARRANTY Signal Vehicle Products warrants this new product to be free from defects in material and workmanship, under normal use and service, for a period of one (1) year from the date of delivery to the first user-purchaser. During this warranty period the obligation of Signal Vehicle Products is...
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