Meaning of the PXI and PXIe Slot and Module Glyphs

Updated Sep 1, 2025

Reported In

Hardware

  • PXI Chassis

Other

  • All 3rd Party PXI(e) Hardware

Issue Details

  • What is the meaning of the symbol that is silkscreened below each of the slots in my PXI(e) chassis? 
  • What is the purpose of the glyph that appears in the front panel of my PXI(e) Peripheral Module?

Solution

The PXI-1 and PXI-5 Hardware Specification define a list of glyphs associated with the different PXI(e) slot and module types.

 

A table with all PXI(e) slot glyphs and their meanings is shown below:

 

Slot TypeDescription

PXI System Controller Slot
PXIe System Controller Slot
PXI Peripheral Slot
PXIe Peripheral Slot

PXIe Hybrid Peripheral Slot

(Supports PXI Hybrid and PXIe Modules)

PXI System Timing Slot
PXI Star Trigger Slot

PXIe System Timing Slot

(Also works as PXIe Peripheral Slot)

 

For more information about the different PXI(e) slot and module types, refer to the Related Links section.

Additional Information

Note that these glyphs can be found both on the PXI(e) chassis' and module's front plate.

 

Note that some slot types can have more than one use, like the PXIe System Timing Slot, which also works as a PXIe Peripheral Slot.

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