Replacing a Fuse

The auxiliary power input connection on the PXIe-4112 front panel has a user-replaceable fuse. The fuse rating and manufacturer information is as follows:

  • Input/Output—Auxiliary power input
  • Fuse Rating—T 6.3 A L 250 V
  • Description—User-replacable 5 x 20 mm glass fuse
  • Recommended Manufacturer Part Number—Littelfuse 021606.3MXP
    • To replace a fuse on the PXIe-4112, complete the following steps:
    1. Power down the chassis.
    2. Disconnect all output and auxiliary power connections.
    3. Remove the PXIe-4112 from the chassis.
    4. Locate the fuse to replace using the following figure.
      Figure 23. Location of Auxiliary Input Fuse

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    5. Use a small flathead screwdriver to gently pry the auxiliary power input fuse from the fuse holder.
    6. Insert the replacement fuse into the fuse holder and ensure that the fuse snaps into place.