How-to videos Learn from the experts! Check out our collection of how-to videos. Contact us Customer service Contact a sales representative Technical support How-to videos Filters Contact us Customer service Contact a sales representative Technical support EXFO Set OX1 pass/fail thresholds Denis Boyer MPO link polarity | Fiber optic tutorial EXFO How to clean PXM Power Meter EXFO How to clean LXM connector EXFO How to use Visual Fault Locator EXFO How to use Power Meter EXFO Find a macrobend using Fault Xplorer on EXFO’s OX1 EXFO How to set pass-fail thresholds EXFO How to perform a FASTEST EXFO How to set references First page Previous 1 ... 6 7 8 ... 10 Next Last page