Questions & Answers for: qsc usa900

QSC ISA 280 Stereo Power Amp stopped working My QSC ISA 280 Power amplifier stopped working. When I turn it on the Power LED turns on but the signal LED's don't react to the input and the Speakers let

qsc mx 2000a left channel go into protek mode qsc mx 2000a lef t channel go into protek mode Does it do it with nothing connected to the inputs and outputs? If yes, something internal.. anything loose

How do I bridge my QSC GX 3 amp to run one speaker cabinet? For QSC amps the GX series are not bridgeable. You will have to run one speaker to each channel.

qsc hpr181i blow fuse Hello, Two possibilities here, one is a cracked pin on one of the power supply UF diodes and the other one that the power output devices got fried.

not putting out sound fan on light on Hello, A common issue with the QSC RMX series amp is faulty volume pots, so i would recommend go this way first of all, let me know a bit more to improve help.

qsc hpr153i rattle Why do my QSC HPR153i speakers rattle like something is loose? Hi, Please specify a bit more, does the rattle is physical(Enclosure structure) or electronically hear thru ...

how to hook a qsc rmx 850 to a numark cm100 mixer The output of the mixer goes to the input opf the QSC rmx850.

QSC K10 Speaker - Loses power, unless it is leaned forward about 5 degrees. ...

What fuse to use in QSC CX502 I think it says 125v 25 amp ceramic. I'm not sure if it is fast or slow blow? Looking for specification for power fuse? F1: 25A 125V 3AG FAST CERAMIC ...

How many speakers can I hook up to a QSC amplifier in bridge mode. I have a 5050 QSC amplifier and I need to add two 18-inch subwoofers in bridge mode. It all depends on the Ohms. If too low it will ...