Meaning of the LEDs and acoustic signals
LEDs on the transmitter
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| Operation indication | lit green | The transmitter is switched on. |
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| charging compartment . |
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| off | The transmitter is switched off. |
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| charging compartment . |
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| Charging control LED of | lit red | Spare rechargeable battery or |
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| spare rechargeable |
| rechargeable battery is being |
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| battery |
| charged |
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| Charging control LED of |
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| lit green | Spare rechargeable battery or | |
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| receiver rechargeable | ||
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| rechargeable battery is fully | |
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| battery |
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| charged | |
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| “Speech intelligibility” | lit yellow | Speech enhancement is activated |
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| button |
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Acoustic signals of the receiver
Acoustic signal | Meaning | Commentary |
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6 short beeps | No audio signal | Automatic |
| (transmitter is not | approx. 3 minutes |
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2 long beeps | Rechargeable battery is | Automatic |
| flat | approx. 3 minutes |
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