Teledyne LeCroy LabMaster 10Zi Getting Started Manual - Manual (Page 21)

LabMaster 10 Zi Oscilloscopes
14 LM10Zi-GSM-E Rev A

The AUX IN connection is for 50 Ω input only.

The PCIe 4 Lane Data Inputs (item number 6) also accommodate
available PCIe Expansion Slot options for GPIB, LSIB, and support
for Teledyne LeCroy External Display (Zi-EXTDISP-15). However,
option cards must be specified when ordering and installed at the
Teledyne LeCroy factory into any number of the same five slots
used for the Acquisition Modules.. The slot between the DVI-D
Video Output connector and the PCIe 4 Lane Data Connection for
Channels 1-4 is unavailable.