NI PXIe-4339 and RM-4339 User Guide and Terminal Block Specifications
|
© National Instruments
|
27
Removal
Terminal Block and Cables Removal
To remove the RM-4339 and NI PXIe-4339, complete the following steps while referring to
Figures 3 and 4:
Note
The chassis can be powered on or off when removing the terminal block.
1.
Remove the RJ50 connector cables from the terminal block.
2.
Remove any of the following connections as needed for your application:
•
Disconnect the BNC cable from the PFI0 receptacle.
•
Disconnect the SCAL-4339 from the 25-pin D-SUB receptacle.
•
Disconnect the 9-pin D-SUB connector from the 9-pin D-SUB wide bandwidth analog
output receptacle.
•
Disconnect the 2-pin COMBICON external power connector from the external power
receptacle.
•
Disconnect the 2-pin COMBICON calibration input connector from the calibrator
input receptacle.
•
Disconnect the 4-pin calibration bias resistor connector from the 4-pin bias resistor
receptacle.
3.
Loosen the four jack screws and remove the SH96-96-2 cable from the terminal block and
the module.
Note
If required for your application, remove the two standoffs from the module.
4.
While supporting the terminal block, remove the four rack-mounting screws.
5.
Remove the terminal block from the rack.
6.
Store the terminal block in an antistatic protective bag.
Module Removal
Caution
Do
not
remove a module with the PXIe chassis powered on. Doing so can
damage the module.
To remove the NI PXIe-4339 module, refer to Figure 9 while completing the following steps:
Note
To maintain forced air cooling in the PXIe system, refer to the
Maintain
Forced-Air Cooling
document.
1.
Make sure that the chassis is powered off before removing the module.
2.
Loosen the captive screws on the top and bottom of the module.