System Board Jumpers - Lenovo ThinkSystem ST250 Setup Manual

Table 7. Components on the system board (continued)
Callout
Fan 4 connector for Front FAN 4
16
M.2 module connector
17
Chassis intrusion switch connector
18

System board jumpers

The following illustration shows the location of the jumpers on the server.
Figure 14. System board jumpers
Table 8. Jumper description
Jumper name
NCSI functional header jumper
1
Power permission override jumper
2
Clear CMOS jumper
3
TPM presence header jumper
4
IMM force update jumper
5
Important:
• Before you move the jumpers, turn off the server; then, disconnect all power cords and external cables.
Do not open your server or attempt any repair before reading and understanding the following information:
ThinkSystem ST250 Setup Guide
28
Callout
Ethernet 1 connector (shared with XCC network port)
34
Dedicated XClarity Controller (XCC) network
35
connector
VGA + COM connector
36
Jumper setting
• Pins 1&2: Default
• Pins 2&3: Disable
• Pins 1&2: Default
• Pins 2&3: Enable
• Pins 1&2: Default
• Pins 2&3: CMOS clear
• Pins 1&2: Default
• Pins 2&3: TPM presence asserted
• Pins 1&2: Default
• Pins 2&3: Enable