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Thread: GLX212 Power supply

  1. #1
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    GLX212 Power supply

    Ok i recently needed to get a new power supply/transformer for my glx212 and forgot to write down where the wires need to be if anyone has a schematic/wire diagram that shows where on the board the wires need to go i would really appreciate it.

  2. #2
    Senior Member pecorporation's Avatar
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    Here's the schematic.
    Attached Files Attached Files
    CAUTION!!! Solid state and tube amplifiers contain lethal voltages and can retain them even after unplugged. Refer service to qualified technician.

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    thanks pecorp, its in now and working but at like half power any ideas? fig 3 of the schematic shows OPT1 @ J27 OPT2 @ J26 and OPT3 @ J28 are these switchable? i currently have them @ opt 1 and 2 not on 3 could that make a difference ?

  4. #4
    Senior Member Enzo's Avatar
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    Are the power supply voltages correct?
    Education is what you're left with after you have forgotten what you have learned.

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    @ Enzo i would think so i just got the new transformer from the factory i haven't checked the voltages " assuming " everything is good. I guess i could have received a bad transformer. Or there may be something i missed. The original one burnt out at a gig we were running everything through a generator which is why i had to replace it to begin with, Lesson learned there no more generator power for my equip.

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    Supporting Member Jazz P Bass's Avatar
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    Quote Originally Posted by Enzo View Post
    Are the power supply voltages correct?
    Are they correct?

  7. #7
    Senior Member Enzo's Avatar
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    First off, assuming somethiing is good because it is new is a large mistake.

    But the point of asking the question was not because I think the transformer is bad. What if you mis-wired it and all the voltages are half what they should be or something? SO we measure the circuit voltages to see if they are close to where they should be or are way off.

    REmember, your first post told us you forgot to write down the connections.
    Education is what you're left with after you have forgotten what you have learned.

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