Connectors - Broadcom P411W-32P User Manual

P411W-32P PCIe 4.0 User Guide
Figure 6 P411W-32P NVMe Switch Adapter Layout
J1, J2, J3, J4 (C0, C1, C2, C3) – x8 SFF-8654 Slimline internal connectors

J22 – UART. Reserved for Broadcom use.

LED11 – SYS_ERROR_N LED

LED12 – Heartbeat LED

J11 – PCIe x16 board edge connector


8.2.1 Connectors

The following table defines the adapter's internal x8 SFF-8654 SlimSAS connector pinouts. The adapter follows the
SFF-9402 standard for connector sideband signal assignments. Each x8 connector includes eight PCIe transmit and receive
lanes, and two sets of sidebands designated as A and B, in accordance with the SFF-9402 specification.
Table 7 Internal Connector Pinout
Pin Signal Name
A1 GND
A2 PERp0
A3 PERn0
A4 GND
A5 PERp1
A6 PERn1
A7 GND
A8 BP_TYPEA
A9 2W_RESETA
A10 GND
A11 REFCLKA+
A12 REFCLKA-
A13 GND
A14 PERp2
A15 PERn2
A16 GND
A17 PERp3
A18 PERn3
A19 GND
Broadcom
Pin Signal Name
B1 GND
B2 PETp0
B3 PETn0
B4 GND
B5 PETp1
B6 PETn1
B7 GND
B8 2W-CLKA
B9 2W-DATAA
B10 GND
B11 PERSTA#
B12 CPRSNTA#
B13 GND
B14 PETp2
B15 PETn2
B16 GND
B17 PETp3
B18 PETn3
B19 GND
NVMe Switch Adapter
P411W-32P-UG104
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