System I/O Board And Interposer Assembly Connectors; System I/O Board And Interposer Assembly Switches - Lenovo ThinkSystem SR950 V3 System Configuration Manual

J56 switch block
The following table describes the functions of the J56 switch block on the upper processor board (CPU BD).
Table 7. Upper processor board (CPU BD) J56 switch block description
Jumper Name
Location
J56A Reserved
J56B Reserved
J56C Reserved

System I/O board and interposer assembly connectors

The following illustrations show the internal connectors on the System I/O board and interposer assembly.
Figure 11. System I/O board and interposer assembly connectors
Table 8. System I/O board and interposer assembly connectors
Firmware and RoT security module connector
1
MicroSD socket
2
Serial port module connector
3
Second management Ethernet connector
4
Internal USB connector
5
Front operator panel connector
6

System I/O board and interposer assembly switches

The following illustrations show the location of the switches on the system I/O board and interposer
assembly.
Important:
ThinkSystem SR950 V3 System Configuration Guide
22
Position Function
1-2 (Default) Reserved
2-3 Reserved
1-2 (Default) Reserved
2-3 Reserved
1-2 (Default) Reserved
2-3 Reserved
External diagnostics handset connector
7
SCM connector
8
Rear OCP connector
9
Rear Ethernet card connector
10
PHY 2 connector
11