Presonus Audio electronic FP10 user manual Technical Information, Troubleshooting, Pops and Clicks

Models: FP10

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TECHNICAL INFORMATION

4.1 TROUBLESHOOTING

Please note that many technical issues can arise when converting a standard computer into a DAW (Digital Audio Workstation). PreSonus will only provide support for issues that directly relate to the FP10 interface. It may be necessary to contact the manufacturer of the computer, operating system and/or software to obtain additional technical support. PreSonus does not provide support for issues in regards to operating systems, additional hardware or software. Please check our website, www.PreSonus.com regularly for software information and updates, firmware updates and technical support. Technical assistance may also be received by calling PreSonus at 225-216-7887 between the hours of 10 am and 5 PM Central Time.

Pops and Clicks

The light on the front right panel of the FP10 is a clock (sync) indicator. It lets you know if your unit is receiving word clock correctly. Word clock is the manner by which digital devices sync frame rates. Proper word clock sync prevents digital devices from having pops, clicks or distortion in the audio signal due to mismatched digital audio transmission. If the symbol is solid blue, this indicates your unit is in sync with your computer or S/PDIF device plugged into the S/PDIF input on the back of the FP10. If the light is solid red, this indicates that the FP10 does not have sync from the computer and that the unit might not be connected properly. If the unit is flashing red and blue, the unit is not receiving external sync. This would be caused by the clock source in the FP10 control panel being set to S/PDIF with no S/PDIF sync source coming in

Pops and clicks can also occur with high CPU loads (running a large number of plug-ins) at low latency. Windows XP – try increasing your latency settings in the FP10’s hardware control panel.

No Sync (Red) – Macintosh Users

Open Audio MIDI Setup and change the Format sample rate speed to anything different. This will re-establish synchronization and the Blue sync light will turn on. Once you have the blue sync light you can then reset the Format sample rate to your desired setting.

25 PreSonus 2007

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Presonus Audio electronic FP10 Technical Information, Troubleshooting, Pops and Clicks, No Sync Red Macintosh Users