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COM 76O TSO

COM 76O TSO

COM 76O TSO

COM 76O TSO

VHF COMMUNICATIONS TRANSCEIVER

VHF COMMUNICATIONS TRANSCEIVER

VHF COMMUNICATIONS TRANSCEIVER

VHF COMMUNICATIONS TRANSCEIVER

Installation / Owner’s Manual

Revision 6

August 1999

Summary of Contents for COM 76O TSO

Page 1: ...O COM 76O TSO COM 76O TSO COM 76O TSO VHF COMMUNICATIONS TRANSCEIVER VHF COMMUNICATIONS TRANSCEIVER VHF COMMUNICATIONS TRANSCEIVER VHF COMMUNICATIONS TRANSCEIVER Installation Owner sManual Revision 6 August 1999 ...

Page 2: ...t damage alterations of any manner and repair by other than the factory the repairs will be billed at costs In such cases an estimate will be submitted for approval before repair is initiated In most cases Val avionics Ltd will provide 48 hour turn around on its warranty and repair service We recommend that contact be made with the FACTORY CUSOMER SERVICE DEPARTMENT prior to any unit return and ob...

Page 3: ...____ 7 INSTALLATION ILLUSTRATIONS _________________________________________________________ 7 FIGURE 1 1 BASIC INTERCONNECT DIAGRAM GENERAL _______________________________________ 8 FIGURE 1 2 INTERCONNECT DIAGRAM WITH OPTIONAL ICM 801009 ______________________________ 9 FIGURE 1 3 INTERCONNECT DIAGRAM WITHOPTIONAL ICM 801010 _____________________________ 10 FIGURE 1 4 INTERCOM MODULE ____________...

Page 4: ...RAM GENERAL 1 2 COM 760 TSO INTERCONNECT DIAGRAM WITH OPTIONAL INTERCOM MODULE ICM 801009 1 3 COM 760 TSO INTERCONNECT DIAGRAM WITH OPTIONAL INTERCOM MODULE ICM 801010 1 4 INTERCOM MODULE WITH P801 PIN OUT CONFIGURATION 1 5 VC 760 VOLTAGE CONVERTER 27 5 VDC TO 13 75 VDC 1 6 COM 760 INSTALLATION ASSEMBLY 1 7 CRIMPING AND EJECTOR TOOLS 1 8 COAXIAL CABLE ASSEMBLY 1 9 COM 760 TSO OUTLINE AND MOUNTING ...

Page 5: ... Beginning with Installation Owner s Manual Revision 5 May 1996 REV REV PAGE PARA FIGURE NO DATE NO NO NO ACTION 6 Aug 99 I REPRINT MANUAL TO REMOVE REFERENCES TO THE VMT 100 MEMORY TIMER 1 1 10 REPRINT MANUAL TO REMOVE REFERENCES TO THE VMT 100 MEMORY TIMER 3 1 2 REPRINT MANUAL TO REMOVE REFERENCE TO THE VMT 100 MEMORY TIMER 5 1 5 5 REPRINT MANUAL TO REMOVE REFERENCES TO THE VMT 100 MEMORY TIMER ...

Page 6: ...iver is a quality manufactured panel mounted 760 channel digitally synthesized communications transceiver covering the aviation communication frequencies from 118 000 to 136 975 MHz The COM 760 TSO design features large LED displays that are clear and easy to read from any viewing angle and in all alight conditions Our exclusive AUTO TOGGLE frequency selection provides easy access to the desired f...

Page 7: ...o 55 Degrees C Short Time Operation 70 Degrees C 1 3 4 TRANSMITTER Frequency Range 118 000 to 136 975 MHz Channel Spacing 25 kHz Power Output 8 watts nominal 50 Ohm Load Frequency Stability 002 Duty Cycle 25 Microphone Transistorized Dynamic or Electret Sidetone Adjustable up to 50 mw into 600 ohm load 1 3 5 RECEIVER Frequency Range 118 000 to 136 975 MHz Channel Spacing 25 kHz Sensitivity 2uv wil...

Page 8: ...2 x 4 501067 Screw 6 32 x 3 8 3 550022 BNC Connector 1 550028 Terminal Pin 20 550029 Connector 18 Pin Molex P101 1 550030 Connector Right Angle BNC P301 1 610000 Cable Tie 2 610004 Locking Screw Hole Plug 1 610006 Cable Clamp 1 701002 Installation Operator s Manual 1 Items on mounting tray assembly when shipped 1 5 ACCESSORIES REQUIRED NOT SUPPLIED 1 5 1 VHF Communications Antenna 1 5 2 Headphones...

Page 9: ...Transceiver in an aircraft requires an Aircraft Radio Station License Forms FCC 404 New Aircraft Station License or FCC Form 405A Renewal of Aircraft Station License can be obtained from your nearest FCC Field Office CAUTION THE VHF TRANSMITTER IN THE EQUIPMENT IS GRARANTEED TO MEET FEDERAL COMMUNICATIONS COMMISSION ACCEPTANCE OVER THE OPERATING TEMPERATUR RANGE ONLY WHEN A VAL AVIONICS LTD CRYSTA...

Page 10: ... L A V I O N I C S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 7 VPN 701002 REVISION 6 AUG 1999 SECTION II INSTALLATION PARAGRAPH INSTALLATION ILLUSTRATIONS ...

Page 11: ...INSTALLATION OWNER S MANUAL PAGE 8 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 1 BASIC INTERCONNECT DIAGRAM GENERAL Disregard Line 5 Beginning with Revision 6 VMT instructions no longer apply FIGURE 1 1 BASIC INTERCONNECT DIAGRAM GENERAL DRAWING 900070 REV 1 SERIAL NUMBERS 4726 AND ABOVE ...

Page 12: ...S MANUAL PAGE 9 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 2 INTERCONNECT DIAGRAM WITH OPTIONAL ICM 801009 Disregard Line 9 Beginning with Revision 6 VMT instructions no longer apply FIGURE 1 2 INTERCONNECT DIAGRAM WITH OPTIONAL INTERCOM MODULE ICM 801009 DRAWING 900080 REV 1 SERIAL NUMBERS 4726 AND ABOVE ...

Page 13: ... 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 10 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 3 INTERCONNECT DIAGRAM WITHOPTIONAL ICM 801010 Disregard Line 9 Beginning with Revision 6 VMT instructions no longer apply 10 ...

Page 14: ... I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 11 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 4 INTERCOM MODULE FIGURE 1 4 INTERCOM MODULE WITH P801 PIN OUT CONFIGURATION DRAWING 9000090 REV 1 ...

Page 15: ...S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 12 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 5 VC 760 VOLTAGE CONVERTER FIGURE 1 5 VC 760 VOLTAGE CONVERTER 27 5 VDC TO 13 75 VDC ...

Page 16: ... C S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 13 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 6 INSTALLATION ASSEMBLY FIGURE 1 6 INSTALLATION ASSEMBLY DRAWING 900120 REV 1 ...

Page 17: ...S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 14 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 7 CRIMPING AND EJECTOR TOOLS FIGURE 1 7 CRIMPING AND EJECTOR TOOLS DRAWING 900130 1 ...

Page 18: ...C S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 15 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 8 COAXIAL CABLE ASSEMBLY FIGURE 1 8 COAXIAL CABLE ASSEMBLY DRAWING 900140 REV 0 ...

Page 19: ... C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 16 VPN 701002 REVISION 6 AUG 1999 FIGURE 1 9 COM 76O OUTLINE AND MOUNTING DIMENSIONS FIGURE 1 9 COM 76O OUTLINE AND MOUNTING DIMENSIONS DRAWING 900150 REV 0 ...

Page 20: ...ion on the aircraft panel where the unit and tray will be mounted The tray is to be mounted rigidly in the aircraft panel with rear support brackets fabricated by the installer attached from the rear provisioned 6 32 nutserts one on each side at rear of mounting tray to airframe Once a location has been decided upon a visual inspection should be made of the area directly behind the panel which wil...

Page 21: ... runs to antenna cabin speaker aircraft electrical buss and microphone headphone jacks Refer to the appropriate installation diagram Use only aircraft quality stranded wire with at least 600 volt insulation that will not support a flame Minimum wire size will be 22 AWG unless otherwise specified The COM 76O TSO VHF Communications Transceiver uses a special Moles 18 pin connector P101 VPN 550029 th...

Page 22: ...e flat narrow blade portion of the Molex contact ejector tool HT 1884 VPN 80006 into the mating side of connector housing upside down so that you can see the blade slice in and up to the stop This action picks up the locking key and allows the lead and pin to slop out of its position using a light pulling action on the lead Neither pin nor position has been damaged allowing re insertion in the sam...

Page 23: ...it out of the tray by pulling on the recessed notches one located on each side of the rear of the faceplate 5 After installation of unit in the mounting tray install locking screw hole plug Refer to Figure 1 9 2 3 4 1 Installation Adjustments Microphone Gain MIC GAIN CW in increase Sidetone SIDETONE CCW to increase have been preset at the factory to optimum levels prior to shipment Should it be ne...

Page 24: ...ity on both the high and low end of the VHF communications band Note A transmit indication decimals will be present at the lowered right hand side of the display when a transmit condition exist as will a horizontal bar on the far left center during intercom operation if wired for intercom option Intermittent breakup of incoming calls or complete lack of expected calls ban be overridden by pulling ...

Page 25: ...elect Toggle S101 6 0 to 9 MHz Frequency Select Toggle S102 7 25 kHz Frequency Select Toggle S103 On initial turn on two common ground control frequencies will be displayed as follows 121 70 MHz on Channel A 121 90 MHz on Channel B Any other of 760 desired frequencies can be selected by toggling S101 down to 118 MHz to up to 136 MHz then S102 either up or down to the desired 0 through 9 and finall...

Page 26: ...est function of the Volume Knob will defeat the squelch action of the receiver and un squelched receiver audio will be present This is a convenient time to set the receiver audio to a comfortable level The auto dimmer photocell monitors the ambient light and will dim the display in dark conditions and brighten the display for bright daylight conditions Note Transient power conditions within the ai...

Page 27: ...V A L A V I O N I C S L I M I T E D C O M 7 6 O T S O V H F T R A N S C E I V E R INSTALLATION OWNER S MANUAL PAGE 24 VPN 701002 REVISION 6 AUG 1999 N O T E S ...

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