Introduction The LA-240 Loop System provides a practical solution for hearing aid users to listen more easily to their TV or Audio equipment via the “T” or “Loop” facility of their hearing aid. With no direct connection between the user and a TV or Audio equipment the user is able to move freely within the looped area and listen comfortably to a TV or audio equipment without the distractions of normal listening.
Important Safety Instructions The manufacturer cannot be held responsible for damage which is caused by not using this Loop System in compliance with these safety instructions. IF IN ANY DOUBT SEEK EXPERT ADVICE 1. Read and follow these instructions taking note of any warnings. 2.
Product Overview An enhanced microprocessor controlled loop amplifier with outstanding sound quality desi- gned to be used with modern audio and video products to transmit the sound direct to your hearing aid. Your hearing aid must be switched to the “T” or Loop function to use the loop system.
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Setting Up • The loop system is supplied ready for use with the following items • Loop Amplifier with stand. • Power Supply with lead and Mains lead with fitted plug. • Digital audio optical TOSlink lead. • Analogue audio lead kit : 1.2m phono – phono lead, SCART to RCA adaptor and 3.5mm stereo jack to RCA adaptor.
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Connect Loop Cable or Loop Pad to the amplifier When the loop cable connector (11) buttons are pushed in a hole will appear. Push the bare wire into the hole. Ensure that only the bare wire and not the plastic insulation goes into the hole, then release the button to lock the cable in place.
Power Plug the power supply lead into the socket (10) on the rear of the amplifier. Connect the mains lead to the power supply and then plug into a mains outlet. Switch on the power at the outlet. This amplifier may also be used with DC power supplies directly connected to the amplifier such as those found in buses and coaches.
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As the tone control is moved the blue light will travel around the control indicating the tone position in use. Loop level Indicator (3) This indicates that a signal is being transmitted by the loop cable. It flickers with a low volume and remains steady with louder volumes.
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Remote Control The remote control allows the user to operate all the front panel controls of the amplifier previously described with the addition of a mute function for the volume.
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Problems and Cures Symptom Possible cause and remedy • No sound Re check all connections. • Amplifier not switched on. Switch on at mains socket. Press mains switch. Check blue light is on. • Microphone or audio source not connected or selected.
Min cable length 11m = 0.5 Ohms Indicators • Blue/Red LEDs Humantechnik GmbH and Sarabec Ltd declare that the LA-240 complies with all relevant EU directives. The full EU declaration of conformance for the LA-240 is available on www.humantechnik.com and www.audioropa.com...
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