QSC Audio HPR122i - Manual (Page 5)

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Full Range Amplifier Detail
1- Input and Output Connector(s)
2- Gain Control
3- Power, Signal, and Clip LED Indicators
4- Front LED Switch
5- 100 Hz Low-Cut Filter Switch
6- Power Switch
7- Circuit Breaker
8- Serial Number Plate
9- Latching IEC Power Inlet
Subwoofer Amplifier Detail
1- Input and Output Connector(s)
2- Gain Control
3- Power, Signal, and Clip LED Indicators
4- Front LED Switch
5- Polarity Switch
6- Power Switch
7- Circuit Breaker
8- Serial Number Plate
9- Latching IEC Power Inlet
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