System Board; Removing And Installing Hardware - Lenovo ThinkCentre M70c Hardware Maintenance Manual

System board

1
4-pin CPU power connector
3
Microprocessor fan connector
5
Memory slot (DIMM2)
7
Coin-cell battery
9
Internal speaker connector
11
M.2 Wi-Fi card slot
13
SATA 3.0 connector (connecting to the hard disk
drive)
15
Card reader connector
17
Clear CMOS
19
Cover presence switch connector (Intrusion switch
connector)
21
PCI Express x1 card slot

Removing and installing hardware

This section provides instructions on how to remove and install hardware for your computer. You can expand
the capabilities of your computer and maintain your computer by removing or installing hardware.
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Important safety information" on page 1.
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M70c Hardware Maintenance Manual
2
Microprocessor socket
4
Memory slot (DIMM1)
6
6-pin power connector
8
ThinkCentre LED connector
10
M.2 solid-state drive slot
12
4-pin SATA power connector (connecting to the
optical drive and the hard disk drive)
14
SATA 3.0 connector (connecting to the optical drive)
16
Serial (COM2) connector
18
PCI Express x16 graphics card slot
20
Parallel connector
22
PCH