PXIe_SYNC100 so that when there is no peripheral or a peripheral that does not connect to
PXIe_SYNC100, there is no SYNC100 signal being driven on the pair to that slot.
PXI_CLK10, PXIe_CLK100 and PXIe_SYNC100 have the default timing relationship
described in the following figure.
Figure 5. System Reference Clock Default Behavior
PXIe_CLK100
PXI_CLK10
PXIe_SYNC100
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
Installation and Configuration
The following section describes how to prepare and operate the PXIe-1088 chassis.
Before connecting the chassis to a power source, read this section and the Read Me First:
Safety and Electromagnetic Compatibility document included with your kit.
Safety Information
Caution Before undertaking any troubleshooting, maintenance, or exploratory
procedure, carefully read the following caution notices.
Caution Protection may be impaired if equipment is not used in the manner
specified.
This equipment contains voltage hazardous to human life and safety, and is capable of
inflicting personal injury.
• Chassis Grounding—The chassis requires a connection from the premise wire safety
ground to the chassis ground. The earth safety ground must be connected during use of
this equipment to minimize shock hazards. Refer to the Connecting Safety Ground section
for instructions on connecting safety ground.
• Live Circuits—Operating personnel and service personnel must not remove protective
covers when operating or servicing the chassis. Adjustments and service to internal
components must be undertaken by qualified service technicians. During service of this
product, the mains connector to the premise wiring must be disconnected. Dangerous
voltages may be present under certain conditions; use extreme caution.
• Explosive Atmosphere—Do not operate the chassis in conditions where flammable gases
are present. Under such conditions, this equipment is unsafe and may ignite the gases or
gas fumes.
• Part Replacement—Only service this equipment with parts that are exact replacements,
both electrically and mechanically. Contact National Instruments for replacement part
PXIe-1088 User Guide | © National Instruments | 9
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