Setup Recommendations; Special Indications - Optimus UP-1000U3 Manual De Instalación Y Funcionamiento

5.4. Setup recommendations

Connect an input signal (0 dB) to Line Input, XLR or JACK connector.
Connect the speaker line as appropriate.
Set the volume control to minimum level before turning on the equipment to avoid damaging
the speakers.
Turn on the equipment.
Adjust the volume to desired level.

5.5. Special Indications

The led PROT will light if the speaker's line output is short-circuited. Please, turn off the equipment
and check speaker lines before turning it on again.
TEMP indicator is lighting and no audio is broadcasted if amplifier has been over-heated. In this
case, do not turn off the power but decrease the volume to minimum level to allow the internal fan
to reduce the temperature.
UP-1000U3 Version 1.0
UP-1000U3 Amplifier
Page 7 of 9