Teledyne LeCroy Summit Z3-16 PCI Express Multi-lane Exerciser User Manual - Manual (Page 22)

Teledyne LeCroy PCI Express Test Platform 16x2.5GT/s / 16x5.0GT/s / 16x8.0GT/s
22 Summit Z3‐16 PCI Express Multi‐Lane Exerciser User Manual
Aux DUT Power LED
There are two LEDs to monitor the auxiliary power to the DUT indicating 3.3V or 12V.
2.5.4 Switches and Buttons
System Power On/Off Switch
This switch is used to power the PCI Express Test Platform on and off.
SSC Switch
This switch is used to turn Spread Spectrum Clocking on and off only when using the
internal reference clock. When using an external reference clock, this switch has no
effect.
Reference Clock Switch
The Reference Clock Selector switch is used to select the internal or external clock on the
PCI Express Test Platform. The PCI Express Test Platform is capable of taking an external
reference clock source, or it can generate its own clock. The clock is delivered to both
PCIe slots.
DUT Power Switch
This switches the DUT power, both auxiliary and slot power, on and off.
Reset Bus Button
There is a Reset Bus button provided on the platform to emulate the PE Reset.