Firecom 3000A Installation & Operator's Manual

Fire apparatus intercom system

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3000A
Fire Apparatus
Intercom System
INSTALLATION &
OPERATOR'S
MANUAL
Rev.3
A Division of Sonetics Corporation

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Summary of Contents for Firecom 3000A

  • Page 1 A Division of Sonetics Corporation 3000A Fire Apparatus Intercom System INSTALLATION & OPERATOR'S MANUAL Rev.3...
  • Page 2: Table Of Contents

    Determine System Mounting Locations INSTALLATION Modular Cables ................. 3 Interface Connections ............... 3 Intercom Unit ................3 Headset Module/HM-1 .............. 5 Intercom 3000A shown with TYPICAL CONFIGURATION ............4 optional Dual Radio Interface OPERATION Headsets .................. 5 Headset Adjustments ..............5 Headset Volume ...............
  • Page 3: Component Identification

    3000A COMPONENT COMPONENT Identification Identification COMPONENT COMPONENT Identification COMPONENT Identification Identification Radio Transmit Headset showing red radio transmit button Jumpseat showing black intercom transmit button at top of ear dome. at top of ear dome Modular Cable and Plug Headset Module showing headset modular...
  • Page 4: System Description

    COMP TIBILITY When selecting your intercom unit location, be sure to The Intercom 3000A is compatible with all UHF/VHF Fire leave at least three inches behind it for cable clearance. service radios, including 24 volt applications. The mounting surface should be flat, fixed, and without...
  • Page 5: Modular Cables

    INTERCOM ONLY ports at the rear of Intercom Bracket the Intercom 3000A (see photo). In a typical installation this would allow the Officer, Engineer/Driver, and Pump Intercom Mounting Bracket Panel positions to be connected to the INTERCOM/ TRANSMIT side and the jumpseat positions to the IN- TERCOM ONLY side.
  • Page 6: Typical Configuration

    3000A TYPICAL CONFIGURA- TYPICAL CONFIGURA- TYPICAL CONFIGURA- TYPICAL CONFIGURA- TYPICAL CONFIGURA- Jump Seat(s) Officer & Driver Tailboard (Apparatus Backup Assist) Pump Panel Pump Panel Driver Officer Officer Driver Pump Panel Firefighter Firefighter Dashboard Installation Overhead Installation TOP VIEW OF APPARATUS CAB...
  • Page 7: Headset Module/Hm-1

    HEADSETS HEADSETS HEADSETS HEADSETS HEADSETS Jacks The FIRECOM system offers two types of headsets: Radio Transmit Headset and Jumpseat Headset. Refer Mounting to photos on page 1. Other optional headsets may also Hole(2) be supplied. All headsets must be plugged into a Headset Module for operation.
  • Page 8: Headset Volume

    3000A Intercom and can be accessed by removing the clockwise). Set the radio volume to a level above the top metal case of the System 3000A Intercom. See in- normal comfortable listening level but at a level which terface Circuit Board layout below.
  • Page 9: Intercom Unit

    3000A Adjust the microphone boom to place the micro- 20. Adjust the intercom Squelch Control counterclock- phone at the corner of your mouth and approximately wise just until the engine noise cannot be heard. Do 1/8” from your lips. not over-adjust, or you may not be able to hear the normal intercom traffic.
  • Page 10: Technical Data Installation Requirements

    TION REQUIREMENTS: The FIRECOM System uses only seven wires for total apparatus/radio connection. The signals required are: Mic HI, Spkr HI, Spkr LO, Radio PTT, Radio PTT Ref, Power, and GND. These signals provide easy connection to a wide variety of apparatus radios whose input and output circuits are referenced to ground (or other system reference via A-).
  • Page 11: Alternator Whine And Other Distracting Noises

    3000A TECHNICAL NOTES: cont. cont. TECHNICAL TECHNICAL TECHNICAL DA DAT T T T T A- A- A- A- A- cont. cont. cont. TECHNICAL TECHNICAL ALTERNA TERNA TERNA TERNA TERNAT T T T T OR WHINE OR WHINE OR WHINE OR WHINE...
  • Page 12: Specifications

    3000A SPECIFICA SPECIFICA SPECIFICATIONS TIONS TIONS TIONS SPECIFICA SPECIFICA TIONS HEADSET/All FH- and UH- models MICROPHONE/Part No: A-7A Sensitivity ....104 dB re .0002 microbar @ 1000 Hz 1 mW DC Bias Supply ..... 8 to 16 volts, not polarity sensitive Frequency Response ..
  • Page 13: Options And Accessories

    3000A OPTIONS OPTIONS ACCESSORIES ACCESSORIES OPTIONS OPTIONS and OPTIONS and ACCESSORIES ACCESSORIES ACCESSORIES Headsets: Headsets: Headsets: Consumable and Replacement Items Consumable and Replacement Items Consumable and Replacement Items Headsets: Headsets: Consumable and Replacement Items Consumable and Replacement Items FH-1: FH-1: FH-1: Headset with Radio Transmit PTT .
  • Page 14: Extended Troubleshooting

    The FIRECOM Apparatus Intercom System, when in- headset, bad cable or bad HM-1 headset, bad cable or bad HM-1...
  • Page 15 3000A EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING (E) Y Y Y Y Y ou can hear others on the intercom but they ou can hear others on the intercom but they ou can hear others on the intercom but they...
  • Page 16 Intercom volume control has no effect. Intercom volume control has no effect. the fault is in the suspect intercom unit. Remove FIRECOM FIRECOM 1. Call FIRECOM FIRECOM FIRECOM technical support for assistance FIRE- FIRE- it for repair. If the problem persists, call FIRE- FIRE- FIRE-...
  • Page 17 3000A EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING EXTENDED TROUBLESHOOTING Use this section to check out items identified Use this section to check out items identified Use this section to check out items identified Use this section to check out items identified...
  • Page 18: Sonetics Corporation 7340 Sw Durham Rd. • Portland, Oregon

    Sonetics Corporation 7340 SW Durham Rd. • Portland, Oregon 97224 1-800/527-0555 • 503/684-6647 www.firecom.com • sales@firecom.com ©1995 Sonetics Corporation. All Rights Reserved. PRINTED IN U.S.A.

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