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B-52 matrix 200 with no output.

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  • B-52 matrix 200 with no output.

    Well i got a matrix 200 and it will power up the leds. I see a preamp signal coming out of the preamp board but the output transformers arent getting any signal to them. All the power rails are working well. Originally one side of the 30 volt transformer wires was broken off but it still would light up. now ive resoderd that but still no out put. I took it apart and tested the transistors and they seamed ok, but there just not getting warm at all.
    Every once in a while the relay will actually click over after ive turned it off and let it sit for a while and then even less often so far 3 times after the couple times the relay switched over it actuelly worked but then promptly quit without the relay shutting it off, just on its own.
    ALso what i think are the driver transistors on both sides of the main board are warm to the touch like they are biased well.

    Can any one with more experience then me give me any ideas for some help?

    If i had a schematic it would help alot. Can i post a schamtic request on here? Im kinda new to this site.
    Thanks

  • #2
    B52 support

    Can you read the voltages on the drivers & the output transistors?
    Did you try contacting B52?
    mailto:support@B-52Pro.com

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