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To clear the L100's log, you will have to use pass-through mode via the spectrum pro in order to talk to the L100.
If you are using the VP 5300 (The Spectrum Pro II, has a silver bezel), please consult this guide instead:
Please download and install the latest version of our uDemo from our knowledge base:
https://atlassian.idtechproducts.com/confluence/display/KB/Spectrum+Pro+-+downloads
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