Lenovo System x3650 M5 Installation And Service Manual page 48

System TPM physical
presence jumper
UEFI boot backup jumper
Figure 36. System-board switches, jumpers, and buttons: for machine type 8871–AC3
The following table describes the jumpers on the system board.
Table 2. System board jumpers
Jumper number
J7
J11
36
Lenovo System x3650 M5 Installation and Service Guide
Jumper name
System TPM physical presence
jumper
CMOS clear jumper
Jumper setting
• Pins 1 and 2: Normal (default).
• Pins 2 and 3: Indicates a physical presence to
the system TPM.
• Pins 1 and 2: Normal (default).
• Pins 2 and 3: Clears the real-time clock (RTC)
registry.
Switch block 6 (SW6)
CMOS clear jumper