Locating parts on the system board
Figure 42 “System board parts locations” on page 110 shows the location of parts on the system board.
Figure 42. System board parts locations
1
PCI adapter card slot
11
Memory slots (4)
2
PCI Express x16 adapter card slot
12
24-pin power connector
3
Battery
13
Serial (COM 2) connector
4
Internal speaker connector
14
Front audio connector
5
Cover presence (Intrusion) switch connector
15
SATA connectors (2)
6
Microprocessor fan connector
16
System fan connector
7
Thermal sensor connector
17
Front USB connector 1
8
Microprocessor
18
Front USB connector 2
9
4-pin power connector
19
Clear CMOS/Recovery jumper
10
Front panel connector
20
Power fan connector
Replacing the battery
Attention
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the
ThinkCentre Safety and Warranty Guide
that came with your computer. To obtain a copy of the
ThinkCentre
Safety and Warranty Guide
, go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the battery.
110
ThinkCentre Hardware Maintenance Manual
Summary of Contents for 7220AGU - ThinkCentre M58p Desktop
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