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Replacing The Keyboard Or Wireless Keyboard - Lenovo ThinkCentre M720s 10ST User Manual And Hardware Maintenance Manual

Thinkcentre m720s series
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Self-service CRUs
12
M.2 solid-state drive bracket
13
Optical drive bracket
14
Optical drive
23
Front bezel
24
Dust shield
25
Keyboard
26
Mouse
27
Vertical stand
28
Power cord
29
Secondary storage drive
30
Secondary storage drive bezel
31
Secondary storage drive bracket
32
Primary storage drive
33
Storage converter
34
Primary storage drive bracket

Replacing the keyboard or wireless keyboard

Note: The wireless keyboard is available only on some models.
Replacing the keyboard
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Disconnect the old keyboard cable from the computer.
3. Connect a new keyboard to the appropriate connector on the computer.
Figure 10. Replacing the keyboard
Replacing the wireless keyboard
1. Disconnect the USB dongle from your computer and remove your old wireless keyboard.
2. Take out the new wireless keyboard from the package.
3. Open the battery compartment cover, and install two AAA batteries according to the polarity indicators.
18
ThinkCentre M720s User Guide and Hardware Maintenance Manual
Optional-service CRUs
Non-CRUs
16
Front I/O bracket
17
Storage drive cable
18
Card reader
19
Optical drive cable
20
Internal speaker
21
Thermal sensor
22
Illuminated red dot cable
35
Chassis
38
Cover presence switch (intrusion
switch)
39
Wi-Fi antennas

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