Figure 4 for the position of the mounting holes. Cooling Note National Instruments is not responsible for damage to the backplane if inadequate cooling is used. You should mount a fan below the backplane. Airflow should be from the bottom to the top of the PXI modules. You must determine the airflow requirements for your system based on the PXI Hardware Specification.
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Table 1. Connector J20 Pin Descriptions Required for Basic Connector Signal Description Power-up +3.3 V Backplane +3.3 V power plane. Backplane ground plane. +3.3 V Backplane +3.3 V power plane. LED2 Connects to pin 8 of J21. INHIBIT Connects to pin 7 of J21. LED1 Connects to pin 5 of J21.
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Backplane Size ............3U-sized; one system slot (with three system expansion slots) and seven peripheral slots. Compliant with IEEE 1101.10 mechanical packaging. PXI Specification Revision 2.0 compliant. Accepts both PXI and CompactPCI (PICMG 2.0 R 3.0) 3U modules. Backplane bare-board material ....UL 94 V-0 Recognized Backplane connectors ......Conforms to IEC 917 and IEC 1076-4-101, and are UL 94 V-0 rated...
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Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies. For patents covering National Instruments products, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your CD, or ni.com/patents.
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