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Chapter 2
Hardware Installation
Cabling
Never touch the exposed pins of connectors. Doing so may damage the device.
Caution
Do not remove the cable after the system is powered on. Doing so can hang or
Caution
cause errors in applications communicating with devices behind MXI-Express x16. If a
cable becomes unplugged, plug it back into the system. (You may need to restart your
computer.)
Using the Daisy Chain Topology
NI MXI-Express x16 supports wake functionality when used in any NI PXI
Notes
Express chassis or any chassis supporting 5 V
chassis in the chain should power on all chassis in the chain and the host PC, provided the
host PC supports PCI Express wake.
When using chassis with no 5 V
must be powered on prior to powering on the host PC. There are no requirements on how
MXI-Express x16 expansion chassis are powered on relative to each other, as long as they
are all on before the computer is powered on.
MXI-Express x16 for PXI Express Series User Manual
Connect the MXI-Express x16 cable to the NI PCIe-8388 and to port 1 of
the NI PXIe-8388/9. The cables have no polarity, so either end may be
connected to either board.
For more information about cables, refer to the
Chapter 3,
Hardware
You can use the daisy chain topology to create systems with up to four
PXI chassis interfaced to the same host PC. Larger systems are not
supported.
If daisy chaining additional chassis, connect port 2 of the NI PXIe-8389 to
port 1 of the NI PXIe-8388/9 of the daisy chained chassis.
power, the PXI Express or CompactPCI Express chassis
aux
Overview.
power. Pressing the power button on any
aux
2-4
Cable Options
section of
ni.com
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