National Instruments PXI Express NI PXIe-1065 - Manual (Page 40)

Chapter 3 Maintenance
© National Instruments Corporation 3-3 NI PXIe-1065 User Manual
6. The over-current condition that caused the circuit breaker to trip
may be due to a faulty CompactPCI or PXI Express module. Refer to
the documentation supplied with the modules for troubleshooting
information.
Replacing the Modular Power Supply
This section describes how to remove, configure, and install the AC
power supply shuttle in the NI PXIe-1065 chassis.
Cautions Disconnect the power cable prior to replacing the power supply.
Do not attempt to use a power supply shuttle from another chassis such as the
NI PXI-1044/1045. Doing so may damage your chassis and the power supply shuttle.
Before connecting the power supply shuttle to a power source, read this
section and the Read Me First: Safety and Radio-Frequency Interference
document included with the kit.
Removal
The NI PXIe-1065 AC power supply is a replacement part for the
NI PXIe-1065 AC chassis. Before attempting to replace the power supply
shuttle, verify that there is adequate clearance behind the chassis.
Disconnect the power cable from the power supply shuttle on the back of
the chassis. Identify the ten mounting screws for the NI PXIe-1065 that
attach the power supply shuttle to the chassis. Refer to Figure 1-2,
Rear
View of the NI PXIe-1065 Chassis , for the screw locations. Using a Phillips
screwdriver, remove the screws. Pull on the two rear handles of the power
supply shuttle to remove it from the back of the chassis.
Installation
Ensure that there is no visible damage to the new power supply shuttle.
Verify that the housing and connector on the new power supply shuttle
have no foreign material inside. Remove the protective cap on the
PXI_CLK10 connector. Install the new power supply shuttle into the
opening on the rear of the chassis. Replace and tighten the ten screws with
a Phillips screwdriver.