© National Instruments Corporation I-1 NI PXI-6682 Series User ManualIndexNumerics1588 LEDcolor explanation (table), 3-4overview, 3-4AACT/LINK LEDcolor explanation (table), 3-5overview, 3-5asynchronous routingoverview, 3-16sources and destinations, 3-17timing diagram, 3-17Bbest practices for synchronization, 4-3block diagramNI PXI-6682 Series functionaloverview, 3-2routing architecture, 3-10Ccalibration certificate (NI resources), C-2CE compliance, specifications, A-11CLKIN connectordescription, 3-6specifications, A-1CLKOUT connector, 3-6description, 3-5signal description (table), 3-7specifications, A-1clock and event generationoverview, 3-8clock generationPXI_CLK10 and TCXO, 3-8colorLink LED color explanation (table), 3-5Speed LED color explanation (table), 3-5configuring the deviceoverview, 2-2Speed LED, 3-5conventions used in the manual, viiDDeclaration of Conformity (NI resources), C-2destinations, possible destinations (table), 3-11diagnostic tools (NI resources), C-1documentationconventions used in manual, viiNI resources, C-1related documentation, viiidrivers (NI resources), C-1Eelectromagnetic compatibility, A-10environmental management,specifications, A-11WEEE information, A-11environmental specifications, A-9equipment, getting started, 1-1Ethernet port, using, 3-11examples (NI resources), C-1Ffront panelSee also CLKIN connector1588 LED, 3-4ACT/LINK LED, 3-5connector descriptions, 3-5GPS LED, 3-4