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Pro Audio
Junior Varsity
Anyone with Allen & Heath repair skills?
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<blockquote data-quote="Mike Diack" data-source="post: 26767" data-attributes="member: 144"><p>Re: Anyone with Allen & Heath repair skills?</p><p></p><p>Does the hiss dissapear when the left mute is engaged --------yes---------Replace U4</p><p> no</p><p>Does the hiss dissapear when the left fader is at minimum-----yes---------Replace U3</p><p> no</p><p>Does the hiss dissapear when there are no LR(mix) channel buttons down----no-----Replace U1,U2,Q2 or Q4</p><p> yes</p><p>Engage LR(mix) buttons one at a time and find which channel is generating hiss</p><p>apply above methodology to faulty channel</p></blockquote><p></p>
[QUOTE="Mike Diack, post: 26767, member: 144"] Re: Anyone with Allen & Heath repair skills? Does the hiss dissapear when the left mute is engaged --------yes---------Replace U4 no Does the hiss dissapear when the left fader is at minimum-----yes---------Replace U3 no Does the hiss dissapear when there are no LR(mix) channel buttons down----no-----Replace U1,U2,Q2 or Q4 yes Engage LR(mix) buttons one at a time and find which channel is generating hiss apply above methodology to faulty channel [/QUOTE]
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Anyone with Allen & Heath repair skills?
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