GAI-Tronics XAAB002A Installation And Service Manual Download Page 1

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Pub. 43004-026C

GAI-Tronics Corporation P.O. Box 1060, Reading, PA 19607-1060 USA

610-777-1374

800-492-1212

Fax: 610-796-5954

ISIT WWW

GAI

TRONICS

COM FOR PRODUCT LITERATURE AND MANUALS

G A I - T R O N I C S ® C O R P O R A T I O N

A H U B B E L L C O M P A N Y

Model XAAB002A

Audio Accessory Box

Installation and Service Manual

Summary of Contents for XAAB002A

Page 1: ...ding PA 19607 1060 USA 610 777 1374 800 492 1212 Fax 610 796 5954 VISIT WWW GAI TRONICS COM FOR PRODUCT LITERATURE AND MANUALS G AI T RO NI CS CO RPO RAT I O N A H U B B E L L C O M P A N Y Model XAAB002A Audio Accessory Box Installation and Service Manual ...

Page 2: ... event shall GAI Tronics warranty obligations with respect to services exceed 100 of the total cost of services provided hereunder Limitations Exclusions The warranty on any equipment supplied hereunder is subject to Customer s use in compliance with applicable FCC regulations and manufacturer specifications The warranties herein shall not apply to and GAI Tronics shall not be responsible for any ...

Page 3: ...andard 7 J4 GAI Tronics Handset 4 pin Modular Connector 7 J5 Boom Microphone Audio RCA type Phono Jack Connector 7 J6A and J6B Headset Dual 1 4 inch Telephone Plug Carbon Standard Connector 8 J7 Alternate Headset 4 pin Modular Carbon Standard Connector 8 J8 Power Input 2 0 mm Barrel Jack Connector 8 J9 6 pin Modular Alternate Output Kenwood Standard Connector 9 J10 Telephone Handset I O Carbon Sta...

Page 4: ...6 Publication 43004 026C iii CABLE INSTALLATION SAFETY CONSIDERATIONS 14 POWER CONNECTIONS 15 PROGRAMMING SETTINGS 15 TROUBLESHOOTING 17 TROUBLESHOOTING THE MODEL XAAB002A AUDIO ACCESSORY BOX 17 MAIN CIRCUIT BOARD 19 SCHEMATICS 21 DEFINITIONS AND ACRONYMS 25 ...

Page 5: ...e include the complete identification number This applies to all components kits and chassis If the component part number is not known the order should include the number of the chassis or kit of which it is a part and sufficient description of the desired component to identify it Order parts from Customer Service GAI Tronics Corporation 400 E Wyomissing Ave Mohnton PA 19540 US 800 492 1212 Outsid...

Page 6: ...he radio for stationary or mobile applications FCC Interference Warning The FCC requires that manuals pertaining to Class A and Class B computing devices must contain warnings about possible interference with local residential radio and TV reception This warning reads as follows NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15...

Page 7: ...ted areas dry environments and certain types of clothing silk nylon etc because they contribute to static build up Similarly disconnect the test probe prior to removing the ground lead 5 All electrically powered test equipment should be grounded Apply the ground lead from the test equipment to the circuit module before connecting the test probe 6 If a circuit module is removed from the system it i...

Page 8: ...0º C to 100º C Ambient humidity non condensing 90 Microphone inputs with respect to 80 mV ac output Desk mic selectable 25 mV ac or 800 mV ac Ixx Handset nominal 25 mV ac Boom mic selectable 200 µV ac or 850 µV ac or 15 mV ac Headset mic selectable 25 mV ac or 800 mV ac Nominal microphone gain selections Desk mic 10 dB or 20 dB Ixx Handset 10 dB or unity Boom mic 51 dB or 40 dB or 15 dB Headset mi...

Page 9: ...d a 6 foot 4 pin retractile cord and a dc power connector The XAAB002A also includes a cover that can be used as a bracket in specific mounting arrangements described in the Installation section Optional accessories such as microphones headsets footswitches etc must be ordered separately Front Panel Refer to the figure below for the locations of the connectors and optional mute push button on the ...

Page 10: ...rds radio 4 TX audio output towards radio Nominal level 80 mV ac 5 Audio ground 6 Monitor logic output towards radio 7 Not connected 8 DC power input from some radios or consoles J2 GAI Tronics IxxHandset Output MirroredConnector J2 is the GAI Tronics handset through function output connector The accessory box can be placed electrically between the handset and its respective desk set This enables ...

Page 11: ...om radio Nominal level 100 mV ac J4 GAI Tronics Handset 4 pinModular Connector J4 is the connector for the GAI Tronics handset Table 4 J4 GAI Tronics Handset Connector Pin out Pin No Function 1 TX audio towards radio Nominal level 25 mV ac 2 RX audio from radio Nominal level 100 mV ac 3 Handset analog logic functions 4 Audio ground J5 BoomMicrophoneAudio RCA type Phono JackConnector J5 is an RCA t...

Page 12: ...dio from radio Rings PTT logic sense J7 AlternateHeadset 4 pinModular CarbonStandardConnector J7 is parallel to J6 J7 This is the 4 pin modular headset connection for the GAI Tronics Model XHS002A Headset The pin descriptions are shown in the table below Table 7 J7 Alternate Headset Connector Pin Function Descriptions Pin Description Function 1 Red wire TX audio 2 White wire RX audio 3 Green wire ...

Page 13: ... ground 4 PTT logic low output towards radio 5 Logic ground 6 Not connected J10 TelephoneHandset I O CarbonStandardConnector NOTE Pin out matches telephone handset end The J10 is the handset output connector where a carbon standard telephone handset cord is plugged in for the telephone dispatch option The headset hears the audio from the telephone party as well as the radio The telephone off hook ...

Page 14: ...tion 1 Footswitch PTT transmitter key up logic low input 2 Logic ground 3 Footswitch monitor logic low input Accessories Description Part No Desktop Microphone XDM002A Desktop Microphone Heavy duty XDM003A Headset XHS002A Headset requires XCC003A Coiled Cord XHS003A Coiled Cord with PTT switch XCC003A Gooseneck Microphone Lightweight XGM002A Gooseneck Microphone Heavy duty XGM003A Footswitch XFS00...

Page 15: ...ous accessories refer to the associated user manuals Functions Push to Talk PTT RadioKey up Push to talk can be initiated from the paddle on the desk mic the TRANSMIT bar on the desk set handset PTT bar the footswitch or a PTT button associated with a headset PTT is sensed individually at each mic connector and this action routes the transmit audio through the path associated with that type of mic...

Page 16: ... audio accessory box Therefore when not using a GAI Tronics handset the internal jumper JU1 must be in Always allow a short delay before speaking to allow time for the radio channel to be established The TRANSMIT button or handset PTT bar must be held down while talking to the radio user and released to listen When the transmission is completed the TRANSMIT LED extinguishes and the desk set return...

Page 17: ...3 11 06 Installation Planning the Installation Sample installation diagrams for the XAAB002A when used with desktop controllers Sample installation diagram for the XAAB002A when used directly with radio ...

Page 18: ...ipment Required Test Equipment RF service monitor 1 Phillips screwdriver 1 8 inch flat blade screwdriver Documentation instruction manuals from optional accessories these installation instructions Cable Installation Safety Considerations Interconnecting communications and Class 2 dc power cables should be separated from electrical light or other Class I circuits by at least 2 inches The exception ...

Page 19: ...witches Refer to the following tables The internal programming switch parameters are as follows Table 12 Jumper Settings Jumper Position Function JU1 IN shorted OUT Not shorted Handset not connected to J4 does not generate off hook Handset is connected to J4 JU2 IN shorted OUT Not shorted Handset mic is always on Handset mic is PTT controlled JU3 IN shorted OUT Not shorted Desk mic is always on De...

Page 20: ...ty gain SWA 8 On Off Bias voltage to BOOM MIC No bias voltage Table 14 SWB Switch Settings Switch Position Function SWB 1 On Off Enable DC POWER input from DESK MIC AUX POWER only SWB 2 On Off HEADSET sense generates Ixx OFF HOOK No effect on off hook SWB 3 On Off Lock HEADSET SENSE gating function ON Normal SWB 4 On Off FOOTSW TRANSMIT enables DESK MIC DESK MIC enabled only with desk mic PTT SWB ...

Page 21: ...is unit outputs a 5 volt logic low No TX audio from headset Headset may be high impedance electret or ceramic mic and not able to trip headset sense circuitry Try SWB 3 switched to ON Headset inoperable Headset may not conform to carbon standard connector pin out Check connector pin functions Headset may require an amplifier or adapter cable supplied by the headset manufacturer Telephone interface...

Page 22: ...Troubleshooting Model XAAB002A Audio Accessory Box 11 06 18 NOTES ...

Page 23: ...19 11 06 Main Circuit Board ...

Page 24: ...Main Circuit Board Model XAAB002A Audio Accessory Box 20 ...

Page 25: ...21 11 06 Schematics ...

Page 26: ...Schematics Model XAAB002A Audio Accessory Box 22 Schematic Diagram Sheet 1 ...

Page 27: ...Model XAAB002A Audio Accessory Box Schematics 23 Schematic Diagram Sheet 2 ...

Page 28: ...Schematics Model XAAB002A Audio Accessory Box 24 NOTES ...

Page 29: ...A low impedance low level microphone element requiring high gain interface amplifiers Electret A medium impedance wide frequency range microphone element requiring a bias voltage supply Ixx GAI Tronics desk set products such as ILD ITR IDR etc Monitor Action taken to disable the CTCSS or CDCSS system in order to determine if the radio channel is being currently used by other channel licensees POTS...

Page 30: ...Notes Model XAAB002A Audio Accessory Box 26 ...

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