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Table 12. System-board-assembly connectors (continued)
CFF retimer connector
25
Intrusion switch connector
27
CFF RAID/HBA power connector
29
Front VGA connector
31
PCIe connector 3
33
PCIe connector 5 / SATA connector 0
35
Power supply 1 connector
37
GPU power connector
39
Power supply 2 connector
41
Riser 2 slot
43
M.2 signal connector
45
PCIe connector 10 / SATA connector 3
47
7mm backplane signal connector
49
Notes:
• The front I/O module on rack latch is connected to connector
• The front I/O module on media bay with a front operator panel is connected to connectors
using a Y cable.
For details, see "Front I/O module" in User Guide or Hardware Maintenance Guide
System-board-assembly switch
This section provides information about locations and functions of the switch block on the system I/O board
and processor board.
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:
•
http://thinksystem.lenovofiles.com/help/topic/safety_documentation/pdf_files.html
• "Installation Guidelines", "Handling static sensitive devices", and "Power off the server " in User
Guide or Hardware Maintenance Guide.
2. Any system board assembly switch or jumper block that is not shown in the illustrations in this
document are reserved.
CFF expander power connector
26
Backplane 1 power connector
28
External LCD connector
30
PCIe connector 4
32
PCIe connector 7 / SATA connector 1
34
PCIe connector 6
36
PCIe connector 8
38
Riser 3 power connector
40
Riser 3 sideband connector
42
RoT module connector
44
Rear backplane power connector
46
PCIe connector 11 / SATA connector 4
48
Rear backplane sideband connector
50
.
22
Chapter 2
and
21
22
.
Server components
23
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