Removing And Installing Hardware (Fan Models); External Options - Lenovo ThinkCentre M75n Hardware Maintenance Manual

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Fanless models
1
Coin-cell battery connector
3
4G/5G LTE slot
5
M.2 solid-state drive slot 2 (for M.2 SATA solid-state
drive only)
7
Wi-Fi card slot

Removing and installing hardware (fan models)

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.

External options

You can connect external options to your computer, such as external speakers, a printer, or a scanner. For
some external options, you must install additional software in addition to making the physical connection.
When installing an external option, see Chapter 3 "Product overview" on page 29 to identify the required
connector. Then, use the instructions that come with the option to help you make the connection and install
any required software or device drivers.
2
Clear CMOS (Complementary Metal Oxide
Semiconductor) / Recovery jumper
4
M.2 solid-state drive slot 1
6
Internal speaker connector
8
Cover presence switch connector (intrusion switch
connector)
.
Chapter 6
Hardware removal and installation
59

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