Sennheiser IS 410 TV Instruction Manual - Page 17

Meaning of the LEDs and acoustic signals LEDs on the transmitter LED Operation indication ¸ Charging control LED of spare rechargeable battery ᕩ Charging control LED of receiver rechargeable battery µ "Speech intelligibility" button ᕦ Status lit green off lit red lit green lit yellow Meaning The transmitter is switched on. The receiver is not stored in the charging compartment ᕧ. The transmitter is switched off. The receiver is stored in the charging compartment ᕧ. Spare rechargeable battery or rechargeable battery is being charged Spare rechargeable battery or rechargeable battery is fully charged Speech enhancement is activated Acoustic signals of the receiver Acoustic signal 6 short beeps 2 long beeps Meaning Commentary No audio signal (transmitter is not activated or out of range) Automatic switch-off after approx. 3 minutes Rechargeable battery is Automatic switch-off after flat approx. 3 minutes 12