Siemens SIMATIC IPC427E - Page 117

Technical specifications
8.6 Hardware descriptions
SIMATIC IPC427E
Operating Instructions, 09/2017, A5E37454814-AB
117
Pin assignment for the PCIe-x4 card interface
21 GND Ground PERp1 Receiver differential
pair, Lane1
22 GND Ground PERn1 Receiver differential
pair, Lane1
23 PETp2 Transmitter differential pair,
Lane2
GND Ground
24 PETn2 Transmitter differential pair,
Lane2
GND Ground
25 GND Ground PERp2 Receiver differential
pair, Lane2
26 GND Ground PERn2 Receiver differential
pair, Lane2
27 PETp3 Transmitter differential pair,
Lane3
GND Ground
28 PETn3 Transmitter differential pair,
Lane3
Ground
29 GND Ground PERp3 Receiver differential
pair, Lane3
30 RSVD Reserved PERn3 Receiver differential
pair, Lane3
31
PRSNT2#
Hot-plug presence detect
GND
Ground
32
GND
Ground
RSVD
Reserved