not working

  1. M

    6100 30th anniversary. Crunch Channel Mode A->B knob broken not working ! Help.

    Hi Guys, i just received a 6100 30th anniversary Amp. It seems everything works like a charm. Exept for the 2 Switches / Buttons in The Crunch (orange) Channel. Crunch without any Mode engaged works. If Mode A-B is pressed the amp is going completely Silent. Only if i crank the channel and...
    • Metallsau
    • Thread
    • 30th 6100 anniversary broken crunch knob mode not working switch
    • Replies: 3
    • Forum: The Workbench
  2. A

    Brand new Marshall DSL1 combo amp both channels stop working

    I got this thing brand new yesterday with no problems trying it out last night. This morning I plugged it in and started playing for about 2 minutes and that’s when the green channel light shut off along with all sound. Turned it off, unplugged it and plugged it back in. Eventually it came on...
    • Adus
    • Thread
    • channels channels not working not working
    • Replies: 10
    • Forum: Marshall Amps
  3. Ryan Morris

    JCM 900 FX Return Broken

    Hi all, I have a JCM 900 4100 and the FX return is not working. I can get a signal out of the send just fine, but if i try to put any signal into the FX return, I get nothing. If I bridge the send and return with a patch cable, when I crank the master volume I get a very low volume...
    • Ryan Morris
    • Thread
    • broken effects loop fx loop jcm 900 jcm 900 4100 marshall not working return troubleshoot troubleshooting
    • Replies: 20
    • Forum: The Workbench

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