Radio Shack MPA-50 owner manual ˆTroubleshooting

Models: MPA-50

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ˆTroubleshooting

32-2002.fm Page 13 Friday, February 11, 2000 11:36 AM

ˆTroubleshooting

If you should run into difficulties, check the wiring of the system. Are there any short circuits in the speaker wiring? Have you provided adequate ventila- tion? Did you calculate speaker imped- ance correctly?

Be sure microphones and connecting cables are not defective.

Be sure you are using large enough speaker wire. You should always use 16-gauge (or larger) wire. The longer the run of speaker wire, the heavier the gauge should be.

If you have feedback problems, reposi- tion your microphones and speakers, or adjust MASTER VOLUME to a lower set- ting.

If the amplifier does not work at all, check the fuse on the rear panel. If it is blown, replace it with one of the same size and type (see “Replacing the Fuse” on Page 14).

If you cannot solve the problem, contact your local RadioShack store for assis- tance.

Troubleshooting

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Radio Shack MPA-50 owner manual ˆTroubleshooting

FAQ

How do I troubleshoot the Radio Shack MPA-50 Stereo Amplifier?

Check for wiring issues, defective microphones or cables, and adequate ventilation. Replace a blown fuse if necessary.

What should I do if I have feedback problems with the MPA-50?

Reposition microphones and speakers, or adjust MASTER VOLUME to a lower setting.

How do I replace the fuse on the MPA-50 amplifier?

Refer to Page 14 of the official manual for instructions on replacing the fuse.