Teledyne LeCroy QPHY-PCIe - Manual (Page 8)

The compliance load board (x4/x8 CLB2) provides probing access for 4 and 8 lane connectors
that connect to Gen 2.0 system boards.
Figure 4 . Compliance Load Board for 4 and 8 lane connectors (x4/x8 CLB2).
The compliance base board (CBB2) provides probing access for 1, 4, 8 and 16 lane connectors
that connect to Gen 2.0 add-in cards. Also, the CBB2 provides a clean reference clock and
clock noise injection capabilities.
Figure 5 . Compliance Base Board for 4 and 8 lane connectors (CBB2).
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