System Board Connectors - Lenovo ThinkSystem SR850 V2 Maintenance Manual

System board connectors

See this section to identify the connectors on the system board.
Figure 7. System board connectors
Table 7. System board connectors
Serial connector
1
VGA connector
2
Two USB 3.1
3
XClarity Controllernetwork connector
4
NMI button
5
TCM/TPM module
6
PCIe riser connector (PCIe slot 1 to 3)
7
OCP connector (PCIe slot 4)
8
USB front panel module connector
9
PCIe signal connector 2
10
UPI connectors
11
ThinkSystem SR850 V2 Maintenance Manual
28
External LCD diagnostics handset connector
15
Fan connectors
16
Processor and memory expansion tray power
17
connector
Power backplane sideband connector
18
Front VGA connector
19
Power backplane power connector
20
PCIe signal connector 1
21
On-board SATA connector
22
PCIe riser connector (PCIe slot 5 to 6)
23
PCIe slot 7 (x8)
24
PCIe slot 8 (x8)
25