Front Indicators And Control - Bose Entero 440 Guia Del Instalador

9. Front Indicators and Control

9. Front Indicators and Control
10
The amplifier is not equipped with any kind of manual level control knobs at the front panel of the
amplifier.
LED Indicators
4 resp. 7 LEDs for each amplifier channel: CLIP, SIGNAL,
PROTECT and POWER, additional three LEDs to indicate
the amplifier mode (Entero 4100, 4200 and 4400 only).
®
LED COLOR
POWER Blue
CLIP Red
SIGNAL Green
PROTECT Red
MODE Amber
FUNCTION
Indicates, that the amplifier is powered up.
Indicates, that the input is overloaded.
The LED starts illuminating as soon as the signal is 0,5 dB under full power.
Indicates, that signal reaches the output stage of the amplifier.
This LED will light up as soon a protection circuit has been activated or if one of the
output relays has been activated. When the amplifier is switched on, this LED
illuminated for approximately 1.5 seconds.
Three amber LEDs indicate, which mode (Stereo, Parallel, Bridge) is selected
(Entero 4100/4200/4400 only!)
Entero 440/840 Entero 4100/4200/4400