Upper Processor Board (Cpu Bd) Switches - Lenovo ThinkSystem SR950 V3 System Configuration Manual

Figure 9. Upper processor board (CPU BD) connectors
Table 5. Upper processor board (CPU BD) connectors
PE4AB_L connector
1
PE4CD_L connector
2
PE3CD_L connector
3
PE3AB_L connector
4
UPI3_L connector
5
PWR1 connector
6
PWR2 connector
7
PE4AB_R connector
8
PE4CD_R connector
9

Upper processor board (CPU BD) switches

The following illustrations show the location of the switches on the upper processor board (CPU BD).
Important:
1. Before you change any switch settings or move any jumpers, turn off the server; then, disconnect all
power cords and external cables. Review the following information:
• https://pubs.lenovo.com/safety_documentation/
• "Installation Guidelines", "Handling static sensitive devices", and "Power off the server" in User Guide
or Hardware Maintenance Guide.
2. Any upper processor board (CPU BD) switch that is not shown in the illustrations in this document are
reserved.
ThinkSystem SR950 V3 System Configuration Guide
20
PE3CD_R connector
10
PE3AB_R connector
11
UPI3_R connector
12
UPI1_R connector
13
UPI0_R connector
14
Internal sideband connector
15
UPI1_L connector
16
UPI0_L connector
17