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DIGIPOWER 4X150T/02_EN_2016/05_REV_2020/02
ITEC DIGIPOWER 4x150T/02 - FRONT VIEW
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1. 24V DC:
indicates that 24V DC power is applied
.
2. 230V AC:
indicates that the applied voltage is 230V AC. The device is supplied by this voltage -
the 24V DC remains unloaded.
3. Channel 1 Fault:
indicates a fault, e.g.: thermal overload at channel 1
During normal operation this LED
fl
ashes shortly after powering up until the protection mode
is terminated and the speaker output is enabled.
4. Channel 1 Level:
Channel 1 volume control knob can be operated with a little screw driver
5. Channel 1 Clip:
indicates an excessive input signal and the activation of the built-in limiter to prevent a
clipping
of
the
signal
6. Channel 1 On:
shows that channel 1 is active. This is always the case when using 230V AV power supply.
When using emergency power supply, meaning 24V DC supply, the power ampli
fi
er
automatically switches to the power-ef
fi
cient standby mode when it doesn‘t receive an input
signal and the LED goes out. In case it receives an input signal >-45dB, the power ampli
fi
er
switches to operation mode and the LED shows the active state.
7. Channel 1 Signal:
indicates that the signal is > 30dB.
