Williams Sound WIR TX75 C Page 2 User Manual Download

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WIR TX75 C/D Infrared Transmitter

Table of Contents

Important Safety Instructions

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Receiver Safety Warnings

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Transmitter Safety Warnings

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Recycling Instructions

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System Overview

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Installation Procedures

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Determine Coverage Area

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Optional WIR TX75 S Emitter for Additional Coverage

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Control Panel

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Connecting Power

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Power over Ethernet

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Green Power

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Connecting the Audio Source

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Automatic Channel Detection/ Shutdown

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Line Level Source (Phoenix connectors)

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Microphone Source (3.5mm Mono Plug)

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Adjusting the Audio Level

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Line Level Source

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Microphone Source

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Connecting Master and Slave Units

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Troubleshooting

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WIR TX75 PRO Indicator lights

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Mounting Options

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Accessories

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Optional Receivers

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Infrared Transmitter Specifications

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Model WIR TX75 C/D PRO (Master)

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Infrared Emitter Specifications

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Model WIR TX75 S (Slave)

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Limited Warranty

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Summary of Contents for WIR TX75 C

Page 1: ...WIR TX75 C D Infrared Transmitter 2 3 2 8 3 3 3 8 MHz MAN 166E USER Manual ...

Page 2: ... Ethernet 8 Green Power 8 Connecting the Audio Source 9 Automatic Channel Detection Shutdown 9 Line Level Source Phoenix connectors 9 Microphone Source 3 5mm Mono Plug 9 Adjusting the Audio Level 10 Line Level Source 10 Microphone Source 10 Connecting Master and Slave Units 10 Troubleshooting 11 WIR TX75 PRO Indicator lights 11 Mounting Options 12 Accessories 12 Optional Receivers 12 Infrared Tran...

Page 3: ...product BATTERY SAFETY AND DISPOSAL CAUTION Williams Sound receivers are supplied with non rechargeable alkaline batteries Do not attempt to recharge non rechargeable batteries they may explode release dangerous chemicals cause burns or cause other serious harm to the user or product PACEMAKER SAFETY CAUTION If you have a pacemaker or other medical device make sure that you are using the Williams ...

Page 4: ...rd grounding prong Protect the power cord from being walked on or pinched particularly at plugs receptacles and near the power jack on the transmitter This apparatus must be grounded The MAINS plug or an appliance coupler is used as the disconnect device so the disconnect device should remain readily operable For Customers in The United States WARNING Use a three wire grounding type line cord as i...

Page 5: ...manual may cause harmful interference to radio communications Operation of this equipment in a residential area may cause interference in which case the user will be required to correct the interference at his own expense NOTE A PLASMA MONITOR OR TELEVISION CAN DEGRADE THE AUDIO QUALITY OF THE WIR TX75 C D PRO TRANSMITTER FOR BEST PERFORMANCE THE TRANSMITTER SHOULD BE POSITIONED AS FAR AWAY AS POS...

Page 6: ...ional WIR TX75 S Emitter for Additional Coverage For larger facilities additional emitters can be used to increase the total coverage area The WIR TX75 C D PRO is capable of driving two WIR TX75 S slave emitters Power baseband and digital data bus are fed via CAT 5e cable to each TX75 S slave Figure 1 Receiver coverage area with WIR TX75 C D PRO transmitter OR WIR TX75 S slave emitter in single ch...

Page 7: ...00ftÂ 0 10 20 30 40 50 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 0 60 TX75 Master Slave w RX22 4 24000ftÂ A577 Figure 5 WIR TX75 C D PRO master and two WIR TX75 S slaves each at an angle of 35 from the master 0 20 40 60 80 100 120 140 160 180 200 1 Master 2 Slaves at 35 36000ftÂ ...

Page 8: ... class 2 low voltage wiring Always follow local electrical codes when using low voltage wiring Power over Ethernet The WIR TX75 C D PRO has the ability to use a POE power supply to power itself and one slave When using POE one of the slave connections is used for the POE connection and the other can be used to run one slave See the section Connecting Master and Slave Units Green Power The WIR TX75...

Page 9: ...ced inputs this is internally detected managed See figures 7 8 for balanced and unbalanced cable configurations Microphone Source 3 5mm Mono Plug Plug an electret microphone into the 3 5mm Mic In jack MIC 027 MIC 100 or MIC 090 To assign the microphone to Ch 1 use the Mic Channel Switch to select 2 3 on the WIR TX75 C or 3 3 MHz on the WIR TX75 D To assign the microphone to Ch 2 use the Mic Channe...

Page 10: ...n establishes a data link to verify operation monitors status and enables baseband output to the slave emitter s When a cable is plugged into a to slave jack the master unit will automatically detect mis wired intermittent or bad CAT 5e cables a yellow status indicator light will blink on that channel s to slave jack to indicate any problem See WIR TX75 C D PRO Indicators table on page 12 for inst...

Page 11: ...ry adjusting the audio input level see page 10 If the signal sounds okay you may need to reposition the transmitter beam or add additional WIR TX75 S slave emitters to the WIR TX75 C D PRO system Buzzing or Humming Noise in Sound System Check for ground loops or noise on the input signal Check to make sure the balanced unbalanced switch is in the correct position If these instructions do not addre...

Page 12: ...th 400 grit sandpaper apply primer and two coats of final color Do not paint the infrared lens behind the faceplate of the WIR TX75 C D PRO or WIR TX75 S Accessories MIC 027 Hand held unidirectional microphone MIC 090 Lavaliere microphone MIC 100 Rear wear headset microphone PLE 078 SIL Silver Faceplate included PLE 078 WHT White Faceplate optional WCA 051 Female XLR to Phoenix 3 Stereo RCA cable ...

Page 13: ...E SWITCH A162 EARPHONE JACK ON INDICATOR CHANNEL SELECTOR WIR RX18 Receiver BATTERY BAT AP07D A163 VOLUME CONTROL FREQUENCY SELECTION SWITCH 2 3 MHz STEREO 2 8 MHz BALANCE CONTROL NOTE On the RX22 4 channel 1 2 3 MHz channel 2 2 8 MHz channel 3 3 3 MHz and channel 4 3 8 MHz ...

Page 14: ... Ch1 and Ch2 accept line level balanced or unbalanced audio Microphone input 3 5 mm stereo jack with signal and bias connected to tip electret microphone compatible 4 VDC bias supply with 2 7 k ohm series resistor Microphone gain adjust Rotary potentiometer Microphone channel switch Selects microphone input to Ch 1 or Ch 2 Audio indicators Yellow LED blinks at nominal audio level One per channel I...

Page 15: ... transmitters are aimed to maximize coverage area so that their coverage areas minimally overlap that of the master 24 000 sq ft 2 230 sq m in single channel mode with the RX22 4 a master and 1 slave transmitter 36 000 sq ft 3 345 sq m in single channel mode with the RX22 4 a master and 2 slave transmitters Indicators On Off 2 position switch turns on off indicator lights Signal to Noise Ratio 70 ...

Page 16: ...H DAMAGES IS BASED UPON WARRANTY CONTRACT TORT OR OTHERWISE THE SOLE REMEDY FOR ANY DEFECT FAILURE OR MALFUNCTION OF THE PRODUCTS REPLACEMENT OF THE PRODUCT NO PERSON HAS ANY AUTHORITY TO BIND WILLIAMS SOUND TO ANY REPRESENTATION OR WARRANTY WITH RESPECT TO THE WIR TX75 PRO INFRARED LISTENING SYSTEM UNAUTHORIZED REPAIRS OR MODIFICATIONS WILL VOID THE WARRANTY The exclusions and limitations set out...

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