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CHIAYO ELECTRONICS CO., LTD.

Operation manual

IRX2

Infrared Wall-Mount Receiver
Amplifier

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Summary of Contents for IRX2

Page 1: ...CHIAYO ELECTRONICS CO LTD Operation manual IRX2 Infrared Wall Mount Receiver Amplifier ...

Page 2: ...al vibration or shock 4 Do not use two transmitters on one channel at same time because it will cause abnormal operation 5 Since this system uses infrared light carrier to transmit audio signals it is not suitable for installation in rooms with dark ceilings and walls In the box IRX2 receiver amplifier 1 or 2 handheld or pendant transmitter optional Switching power supply plug varies from country ...

Page 3: ...selector 9 EMERGENCY OVERRIDE sensitivity control 10 EMERGENCY OVERRIDE volume control 11 Main speaker output 4P PHOENIX 12 DC output 12V 1A 13 DC input 14 IR MIC volume control 15 IR MIC volume control 16 AUX input volume control R L 17 LINE output volume control R L 18 Volume control of assistive listening device 19 Tone controls bass middle and treble 20 IR MIC signal indicator 21 IR MIC signal...

Page 4: ...rs 4 Turn on the amplifier 5 Turn on the transmitter and the IR signal indicator s will glow 6 Adjust the volume control of amplifier to comfortable level TIP Reduce the treble slightly if feedback howling or operate transmitter further from speakers Installing external sensor IS 20A wall ceiling mount type 1 Infrared optimal coverage 90 2 Find the best position with wide view of the room 3 Mount ...

Page 5: ...er amplifier 3 Turn on the amplifier and ready to use 1 Locate two or three IS 30A sensors on the suggested positions on the cater corner of the ceiling as illustrated below 2 Connect the sensor cable to the receiver amplifier 3 Turn on the amplifier and ready to use Other sensor installing recommendations One IS 20A wall sensor one IS 30A ceiling sensor Ex 10x10 sqm classroom 2 2 5m 3 3 5m IRX2 I...

Page 6: ...5 IRX2 Infrared Wall Mount Receiver Amplifier Two IS 20A wall sensors Ex 10x10 sqm classroom 2 2 5m 3 3 5m IRX2 IRX2 IRX2 ...

Page 7: ... 100V please switch to 100V LEFT If the EO input is LINE level please switch to LINE RIGHT 3 Adjust the sensitivity level for activation with EO SENS control knob The output level of central amplifier unit varies on brands and models The activation level can be adjusted after connecting to IRX2 receiver amplifier Please select a proper sensitivity level that can activate EO so that paging call or ...

Page 8: ...HOENIX connector s jacks in accordance with the polarity Then plug the connector to the 3P PHOENIX jack G for grounding COM for positive HOT for negative 2 Minimize the microphone volume MIC VOL before power on Then adjust to a proper level on demand after power on 3 Bass middle and treble tone levels can be adjusted individually Tone controls 1 2 3 ...

Page 9: ...the audio cable with RCA R L plugs to the AUX IN 1 3 s RCA R L jacks 2 Minimize the aux input volume AUX IN 1 3 before power on Then adjust to a proper level on demand after power on 3 Bass middle and treble tone levels can be adjusted individually Tone controls ...

Page 10: ...IN SPEAKER OUT The speaker s impedance must be 4Ω or more When using 4P PHOENIX for connection please accord with the positive and negative polarities Speaker connections 2 speakers 8 speakers 4 speakers 8Ω 8Ω LS1 8Ω LS2 8Ω 1 2 3 4 8Ω 8Ω 1 2 3 4 LS1 8Ω LS2 8Ω LS3 8Ω LS4 8Ω LS5 8Ω LS6 8Ω LS7 8Ω LS8 8Ω 4Ω 4Ω 1 2 3 4 LS1 8Ω LS2 8Ω LS3 8Ω LS4 8Ω R L ...

Page 11: ...evice 2 Minimize the ALD volume ALD before power on Then adjust to a proper level on demand after power on 3 Bass middle and treble tone levels can be adjusted individually Tone controls Connecting external amplifier Plug the audio cable with RCA R L plugs from the LINE OUT s RCA R L jacks on the rear panel to an external amplifier audio induction coil loop ...

Page 12: ...w chiayo com tw Email sales chiayo com tw Office 30 Lane 27 Section 4 Jen Ai Road Taipei 10685 Taiwan Tel 886 2 27415741 Fax 886 2 27525242 Factory 88 Chung Hsiao Street 2 Chiayi 60080 Taiwan Tel 886 5 2711000 Fax 886 5 5767611 12I1483 ...

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