Clear-com RM-702 User Manual Page 1

RM-702 TWO-CHANNEL REMOTE STATIONINSTRUCTION MANUALCLEAR-COM ENCORE

RM-702 TWO-CHANNEL REMOTE STATION1-4• SPEAKER DIP FUNCTION: Pressing either talk button will reduce the output level of the speaker by a set amount to

RM-702 TWO-CHANNEL REMOTE 1-5PROGRAM MONITOR LEVEL CONTROLThe program volume control sets the amount of the program signal heard directly in the headp

RM-702 TWO-CHANNEL REMOTE STATION1-6

RM-702 TWO-CHANNEL REMOTE 2-1INSTALLATIONThis section discusses the installation of the RM-702 in an intercom system including typical applications,

RM-702 TWO-CHANNEL REMOTE STATION2-2Figure 2-2: RM-702 PCB LayoutTo connect or isolate RM-702 channels:1. Please observe anti-static procedures. The c

RM-702 TWO-CHANNEL REMOTE 2-3The RM-702 unit is shipped with the jumper plug over pins 2 and 3 to maintain the power-channel isolation. Power-channel

RM-702 TWO-CHANNEL REMOTE STATION2-4• The capacitance of the interconnect cable affects system frequency response and sidetone stability. Total capaci

RM-702 TWO-CHANNEL REMOTE 2-53. Set the set screw on top of the bushing to lock the mic in place.DESCRIPTION OF REAR PANEL CONNEC-TORSFigure 2-5: RM-7

RM-702 TWO-CHANNEL REMOTE STATION2-6ACCESSORY (REAR PANEL, DB-15F)The accessory DB-15F connector on the rear panel provides program input, announce au

RM-702 TWO-CHANNEL REMOTE 2-7• PROGRAM ENABLE B: Enables program audio channel B when set to the on position. • MOM TALK A: Setting the momentary talk

RM-702 Two-Channel Remote Station Instruction ManualPart Number 810343Z Rev. 4Legal DisclaimerCopyright © 2013 HME Clear-Com Ltd.All rights reserved.C

RM-702 TWO-CHANNEL REMOTE STATION2-8You can change this option so that a talk signal, rather than a call sig-nal, interrupts the program audio on chan

RM-702 TWO-CHANNEL REMOTE 2-9• For channel B: Move the jumper plug so that it covers pins 1 and 2. This causes talk signal activation to interrupt the

RM-702 TWO-CHANNEL REMOTE STATION2-10 Figure 2-9: Location of Panel Mic Gain Adjust Control R161INTERCOM LINE LENGTH COMPENSATION (REAR-PANEL DIP SWI

RM-702 TWO-CHANNEL REMOTE 2-114. Remove the jumper plug from the pins and place it over pins 1 and 2. This is the on position. Program audio will now

RM-702 TWO-CHANNEL REMOTE STATION2-12TYPICAL SYSTEM APPLICATIONSENG/EFP TRUCKThe following block diagram describes a typical ENG/EFP truck installatio

RM-702 TWO-CHANNEL REMOTE 2-13CABLE/SCHOOL TELEVISION STUDIOThe following block diagram describes a typical cable or school television studio installa

RM-702 TWO-CHANNEL REMOTE STATION2-14• PA feed to studio output• Remote control of talk switches• Inadequate sidetone adjustmentINTERCOM LINE WIRINGTh

RM-702 TWO-CHANNEL REMOTE 2-15terminals for the intercom lines. The PS-702 provides the DC power for the system and the line termination switches must

RM-702 TWO-CHANNEL REMOTE STATION2-16for the duration of the talk signal. See the earlier section in this chapter, “Re-setting Program Interrupt Optio

RM-702 TWO-CHANNEL REMOTE 2-17Figure 2-14: Connecting Party-Line Products As Program Sources

RM-702 TWO-CHANNEL REMOTE STA-iCONTENTSOPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1Introduction . . . . . . . .

RM-702 TWO-CHANNEL REMOTE STATION2-18INTERNAL IFB OPERATIONTo use either channel A or B as an IFB feed, connect the program source to the program inpu

RM-702 TWO-CHANNEL REMOTE 2-19PA FEED TO STUDIO OUTPUTPressing the button marked announce on the front of the RM-702 temporarily disables activity of

RM-702 TWO-CHANNEL REMOTE STATION2-20REMOTE CONTROL OF TALK SWITCHESThe talk switches of the RM-702 can be remotely controlled with external contacts

RM-702 TWO-CHANNEL REMOTE STA-3-1MAINTENANCEINTRODUCTIONThis chapter provides maintenance information. Figure 3-18: Audio Block Diagram for the RM-70

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RM-702 TWO-CHANNEL REMOTE STA-4-1TECHNICAL SPECIFICATIONSRM-702 TWO-CHANNEL STATIONdBu is an absolute measurement. 0 dBu is referenced to 0.775 volts

RM-702 TWO-CHANNEL REMOTE STATION4-2Output Impedance >= 200ΩLoad Impedance >= 600ΩIFB/Hot MicType UnbalancedOutput Impedance 180ΩLoad Impedance

RM-702 TWO-CHANNEL REMOTE 4-3Min GainPanel Mic - Party Line <= 25dBPowerInput Voltage Range 20-30 VDCInput Current (Idle) <= 90mAInput Current (

RM-702 TWO-CHANNEL REMOTE STATION4-4are design-center specifications and are included for customer guidance and to facilitate system installation. Act

WARRANTY iLIMITED WARRANTYClear-Com warrants that at the time of purchase, the equipment supplied complies with any specifica

RM-702 TWO-CHANNEL REMOTE STATIONiiIntercom line wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13Program In

WARRANTYii period will be offered at no charge between 09:00 and 17:00 according to the customer’s local time zone.In addition, for cus

WARRANTY iii Clear-Com has the right to inspect the equipment and/or installation or relevant packaging. NON-WARRANTY REPAIR

WARRANTYiv PROFITS). SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES OR THE LIMITATION ON H

RM-702 TWO-CHANNEL REMOTE STATION iiiIMPORTANT SAFETY INSTRUCTIONS1. Read these instructions.2. Keep these instructions.3. Heed all warnings.4. Follow

RM-702 TWO-CHANNEL REMOTE STATIONivFigure 1: Safety SymbolsEMC AND SAFETYThe RM-702 station meets all relevant CE and FCC specifications set out below

RM-702 TWO-CHANNEL REMOTE STA-1-1OPERATIONINTRODUCTIONCongratulations on choosing this Clear-Com product. Clear-Com was established in 1968 and remain

RM-702 TWO-CHANNEL REMOTE STATION1-2remains constant, and does not fluctuate as stations leave and join the network.DESCRIPTIONThe RM-702 is one of a

RM-702 TWO-CHANNEL REMOTE 1-3OPERATION Normal operation of the RM-702 requires access only to the front panel controls. For intercom operation, set th