OM POWER OM2501A - User Manual

Questions and Answers

C
colemanjessicaAug 15, 2025
What to do if my OM POWER OM2501A shows a screen current error?
- B
  Brandi GravesAug 15, 2025
  If your OM POWER Amplifier displays a 'Screen current error', you can try the following: * Reduce the input power. * Check the amplifier tuning. * Check the plate voltage fuse.
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Brenda OsborneAug 18, 2025
How to cool down my OM POWER OM2501A Amplifier when it's too hot?
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  James WalkerAug 18, 2025
  If your OM POWER Amplifier is too hot, you should first check the cooling system. If the problem persists, consider setting up an additional blower to improve cooling.
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Michael WilliamsAug 21, 2025
What to do if my OM POWER OM2501A Amplifier shows plate voltage error?
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  ocarterAug 21, 2025
  If your OM POWER Amplifier displays a 'Plate voltage error', the cause might be a high voltage supply fault. In this case, check the fuses on the HV board.
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Nicole BruceAug 25, 2025
What causes a mains error in my OM POWER OM2501A Amplifier?
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  John BradfordAug 25, 2025
  If your OM POWER Amplifier displays a 'Mains error', it may be caused by an improper setting of the nominal value of Um. Check the mains voltage and set up the nominal mains voltage. Also, check the primary voltage setting on the transformer.
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Victoria GrantAug 27, 2025
How to fix a screen voltage error on my OM POWER OM2501A Amplifier?
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  perryjonAug 28, 2025
  If your OM POWER Amplifier displays a 'Screen voltage error', check the screen power supply. Also, check fuse F10 on the HV supply board and fuse F1 on the Screen board.
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Angela PalmerAug 31, 2025
Why is my OM POWER OM2501A showing a heating voltage error?
- H
  harringtondavidAug 31, 2025
  If your OM POWER Amplifier displays a 'Heating voltage error', it is usually due to an improper setting of the primary voltage on the transformer. Set up the proper transformer voltage selector.
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lisafloresSep 3, 2025
What does HARD FAULT mean on my OM POWER OM2501A?
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  Nicholas MccoySep 3, 2025
  If your OM POWER Amplifier displays a 'HARD FAULT', it indicates high current from the HV supply. You should check the HV circuits and the tube.
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Jeremy BrownSep 7, 2025
What to do if my OM POWER Amplifier shows a cooling error?
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  Matthew LamSep 7, 2025
  If your OM POWER Amplifier displays a 'Cooling error', check the blower rotation.
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Joel MoonSep 12, 2025
Why is the grid voltage low on my OM POWER Amplifier?
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  andersenalejandroSep 12, 2025
  If the grid voltage is low on your OM POWER Amplifier, the cause may be low voltage on the grid. Check fuse F9 on the HV supply board.