System Board Jumpers - Lenovo ThinkSystem SR650 Maintenance Manual

System board jumpers

The following illustration shows the location of the jumpers on the system board of your server.
Figure 17. System board jumpers
Table 8. Jumper description
Jumper name
1
Clear CMOS jumper
2
Override power-on
password jumper
3
TPM/TCM physical
presence jumper
* TPM: Trusted Platform
Module
* TCM: Trusted
Cryptography Module (for
China only)
4
Force XCC update jumper
5
Force XCC reset jumper
Important:
26
ThinkSystem SR650 Maintenance Manual
Jumper Jumper setting
number
J95 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Clear the real-time clock (RTC) registry.
J50 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Override the power-on password.
J46 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: TPM/TCM physical presence is asserted.
J45 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Force the Lenovo XClarity Controller o update to the
latest version.
J181 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Reset the Lenovo XClarity Controller.