Troubleshooting: Difference between revisions
m That is: eliminate everything between your instrument or microphone and the {{L1 nl}} System. |
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There are several different forms of "trouble". At least initially, let's break them down into Acoustics, Gear, Venue. | <table><tr> | ||
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</td>There are several different forms of "trouble". At least initially, let's break them down into Acoustics, Gear, Venue, Power. | |||
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== Acoustics == | == Acoustics == | ||
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**On/Off switch if there is one on the cable | **On/Off switch if there is one on the cable | ||
*Signal Path | *Signal Path | ||
**Connect your sound source directly to the {{L1 nl}} system. | **Connect your sound source directly to the {{L1 nl}} system. That is: eliminate everything between your instrument or microphone and the {{L1 nl}} System. | ||
***{{Classic}} or {{Model I}} try Power Stand Channels 1 or 2. | ***{{Classic}} or {{Model I}} try Power Stand Channels 1 or 2. | ||
***{{Model II}} and a {{T1}} try Channels 1,2,3 | ***{{Model II}} and a {{T1}} try Channels 1,2,3 | ||
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Keep adding items to the signal chain until you hear the hum. When you get the hum, remove the source and make sure that the hum goes away. When you are sure you know what is causing the hum, check that the source of the hum is connected to the same power source as the {{PS1}} | Keep adding items to the signal chain until you hear the hum. When you get the hum, remove the source and make sure that the hum goes away. When you are sure you know what is causing the hum, check that the source of the hum is connected to the same power source as the {{PS1}} | ||
*Try a [[DI]] with a | *Try a [[DI]] with a ground lift between the device that causes the hum and the {{PS1}} | ||
=== Cell Phone === | === Cell Phone === | ||