National Instruments NI 2590/2591 - Manual (Page 32)

Appendix B Servicing Your Module
© National Instruments Corporation B-3 NI 2590/2591 User Manual
Figure B-2. RF 2591 Replacement Relay Module
Follow these instructions to replace the failed module as shown in
Figure B-2.
1. Ground yourself with a grounding strap or a ground connected to your
PXI chassis. Properly grounding yourself prevents damage to your PXI
module from electrostatic discharge.
2. Remove the four Phillips-head screws and nuts that fasten the NI 2591
relay module to the module carrier.
3. Remove the hex nuts and washers from the SMA connectors on the
front panel.
4. Remove the PXI ejector handle screw that secures the front panel.
5. Remove the module from the base card.
6. Install the replacement module and screws in reverse order, taking care
not to damage the connector pins on the module.
1 Hex Nuts and Washers 2 Relay Module 3 Base Card
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