APART REVAMP4100 - Channel 1 & 2 Overload LEDs and Gain; Channel 1 & 2 Mode Selector and Speaker Outputs

disconnect the speaker(s) before (de-)activating bridge mode !
In bridge mode, the input signal from channel 3 is used.
6. Channel 2 overload led: when this led lights up, you are
overloading the input. Lower the input signal immediately to
prevent distortion.
7. Channel 1 overload led: when this led lights up, you are
overloading the input. Lower the input signal immediately to
prevent distortion.
8. Channel 2 input gain setting: adjust the input gain to the
output level of your source. Make sure to avoid the clip led
lighting up at the strongest input peak level.
9. Channel 1 input gain setting: adjust the input gain to the
output level of your source. Make sure to avoid the clip led
lighting up at the strongest input peak level.
10. Bridge/2 channel mode selector: push the selector switch to
enable bridge mode operation. Minimum load impedance in
bridge mode is 8 ohms. The yellow led underneath the switch
lights up when bridge mode has been activated. Always
disconnect the speaker(s) before (de-)activating bridge mode !
In bridge mode, the input signal from channel 1 is used.
11. Channel 4 speaker output on 2 pole euroblock connector.
12. Channel 3 speaker output on 2 pole euroblock connector.
13. Channel 2 speaker output on 2 pole euroblock connector.
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DIGITAL POWER AMPLIFIER