NI High-Speed Digitizers Getting Started Guide 30 ni.comAppendix D: TroubleshootingFront Panel ACCESS LED on PXI/PXI Express Module is Off when PXI/PXI ExpressChassis is OnIf the ACCESS LED on the digitizer is not lit after you power on the PXI/PXIe chassis, a problem mayexist with the PXI/PXIe power rails, a hardware device, or the LED.Note The LEDs may not light until the device has been configured in MAX. Before troubleshootingthis issue, verify that the device appears in MAX.Complete the following steps to troubleshoot this issue:1. Power off your PXI chassis.2. Disconnect any signals from the PXI module front panel.3. Remove the PXI module and inspect for signs of damage. Do not reinstall a damaged device.4. Reinstall the PXI module as described in section 5. Installing the Hardware.5. Power on the PXI chassis.6. Verify that the device appears in MAX.7. Reset the device in MAX and perform a self-test. For information about performing device resetsand self-tests in MAX, refer to section 6. Configuring and Testing in MAX.8. If the ACCESS LED still fails to light, contact NI Technical Support at ni.com/support.Back Panel LED on USB Module is Off when Device is Plugged InIf the LED on the digitizer is not lit after it has been plugged into the USB port, a problem may existwith the software installation, the hardware device, or the LED.Note The LEDs may not light until the device has been configured in MAX. Before troubleshootingthis issue, verify that the device appears in MAX.Complete the following steps to troubleshoot this issue:1. Unplug the USB digitizer.2. Disconnect any signals from the USB digitizer front panel.3. Reinstall the USB device as described in section 5. Installing the Hardware.4. Verify that the device appears in MAX.5. Reset the device in MAX and perform a self-test. For information about performing device resetsand self-tests in MAX, refer to section 6. Configuring and Testing in MAX.6. If the back panel LED still fails to light, contact NI Technical Support at ni.com/support.Device Does Not Appear in MAXComplete the following steps if the device does not appear in MAX:1. In the MAX Configuration pane, click Devices and Interfaces to expand the category.2. Press to refresh the list of installed devices.3. If the device is still not listed, power off the system, verify that the device is correctly installed, andrestart.4. If the device still does not appear under Devices and Interfaces, contact NI Technical Support atni.com/support.Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com