Pcie Riser Assembly - Lenovo ThinkSystem SE350 Maintenance Manual

Table 14. System-board jumpers
Switches block Switch number
1
SW2
1
2
SW8 1
2
2
3
4
SW1 1
3
2
The following table describes the jumper on the system board.
Table 15. System-board jumpers
Jumper name
Serial select jumper
4
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 information in
safety_documentation/pdf_files.html
devices" on page 39, and
2. Any system-board switch or jumper block that is not shown in the illustrations in this document are
reserved.

PCIe riser assembly

Use this information to locate the connectors on the PCIe riser assembly.
Switch name
Machine Engine
(ME) firmware
security override
N/A
Password
override
XClarity Controller
force update
XClarity Controller
boot backup
Low security
TPM physical
presence
CMOS clear
Jumper setting
• Pins 1 and 2: Send UEFI debug message to serial port (default)
• Pins 2 and 3: Sends the XCC to the serial port.
, "Installation Guidelines" on page
"Power off the server" on page
Usage description
On
ME update mode
Accessed by technician
only
Overrides the power-on
password
Enables XClarity
Controller force update
The node will boot by
using a backup of the
XClarity Controller
firmware
Enable low security
Indicates a physical
presence to the system
TPM
Clears the real-time clock
(RTC) registry
http://thinksystem.lenovofiles.com/help/topic/
37, "Handling static-sensitive
16.
Chapter 2
off
Normal (default)
Normal (default)
Normal (default)
Normal (default)
Normal (default)
Normal (default)
Normal (default)
Normal (default)
.
Server components
27