System Board - Lenovo ThinkCentre M920t User Manual And Hardware Maintenance Manual

13 Padlock loop
Used to secure a padlock.
14 Smart cable clip slots
Used to secure a smart cable clip.
15
PCI-Express card area
To improve the operating performance of the computer, you can connect PCI-Express cards into this area.
Depending on the computer model, the connectors in this area vary.
16
Security-lock slot
Used to secure a Kensington-style cable lock.

System board

Note: See "Front view" on page 1 and "Rear view" on page 3 for additional component descriptions.
Figure 3. System board
1
4-pin power connector
3
Memory slot (DIMM1)
5
Memory slot (DIMM3)
7
Power button board connector
9
10-pin power connector
2
Microprocessor fan connector
4
Memory slot (DIMM2)
6
Memory slot (DIMM4)
8
Internal speaker connector
10
SATA power connector
. 5
Chapter 1 Overview