Lenovo ThinkSystem ST550 7X09 Maintenance Manual page 34

Table 8. Jumper description
Jumper name
1
Force XCC update jumper
2
Force XCC reset jumper
3
TPM/TCM physical presence
jumper
4
Clear CMOS jumper
5
Override power-on password
jumper
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:
– http://thinksystem.lenovofiles.com/help/topic/safety_documentation/pdf_files.html
– "Handling static-sensitive devices" on page 60
• Any system-board switch or jumper block that is not shown in the illustrations in this document are
reserved.
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ThinkSystem ST550 Maintenance Manual
Jumper number Jumper setting
JP16 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Force the Lenovo XClarity Controller
JP19 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Reset the Lenovo XClarity
JP23 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: TPM/TCM physical presence is
JP76 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Clear the real-time clock (RTC)
JP61 • Pins 1 and 2: The jumper is in default setting.
• Pins 2 and 3: Override the power-on password.
to update to the latest version.
Controller.
asserted.
registry.