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Important safety information . . . . . . v
Service and upgrades . . . . . . . . . . . . .
Static electricity prevention . . . . . . . . . . .
Power cords and power adapters . . . . . . . . vi
Extension cords and related devices . . . . . . . vi
Plugs and outlets. . . . . . . . . . . . . .
External devices . . . . . . . . . . . . . .
General battery notice . . . . . . . . . . . .
Rechargeable battery notice . . . . . . . . .
Heat and product ventilation . . . . . . . . .
Operating environment . . . . . . . . . . . . ix
Laser compliance statement . . . . . . . . . . ix
Power supply statement . . . . . . . . . . . .
Cleaning and maintenance . . . . . . . . . . .
Chapter 1. Product overview . . . . . . 1
Features . . . . . . . . . . . . . . . . . .
Specifications . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . .
An introduction to Lenovo programs . . . . .
Locations. . . . . . . . . . . . . . . . . .
on the front of your computer . . . . . . . .
computer . . . . . . . . . . . . . . . .
Locating components . . . . . . . . . .
Machine type and model label . . . . . . .
Chapter 2. Using your computer . . . 15
Windows 8.1 operating systems . . . . . . . .
Navigating on Windows 8 . . . . . . . .
Navigating on Windows 8.1 . . . . . . . .
Windows 8.1 operating system . . . . . . . .
Using Windows shortcut keys. . . . . . . . .
Using the wheel mouse . . . . . . . . . . .
Setting the computer volume . . . . . . . . .
Using CDs and DVDs . . . . . . . . . . . .
Playing a CD or DVD . . . . . . . . . .
Recording a CD or DVD . . . . . . . . .
vii
vii
vii
viii
viii
11
12
13
. . . . . . . . .
15
15
15
17
18
18
19
19
19
20
20
21
21
Accessibility and comfort . . . . . . . . . .
v
Arranging your workspace . . . . . . . .
v
Comfort . . . . . . . . . . . . . . .
Glare and lighting . . . . . . . . . . . .
Air circulation . . . . . . . . . . . . .
Electrical outlets and cable lengths . . . . .
Accessibility information . . . . . . . . .
Registering your computer . . . . . . . . . .
region . . . . . . . . . . . . . . . . . .
Chapter 4. Security . . . . . . . . . . 29
Security features . . . . . . . . . . . . . .
x
x
computer . . . . . . . . . . . . . . . . .
Using fingerprint authentication . . . . . . . .
1
Using and understanding firewalls . . . . . . .
4
Protecting data against viruses . . . . . . . .
4
4
5
hardware . . . . . . . . . . . . . . . 33
7
Handling static-sensitive devices . . . . . . .
Installing or replacing hardware . . . . . . . .
8
9
bracket . . . . . . . . . . . . . . . .
bracket . . . . . . . . . . . . . . . .
Replacing the optical drive . . . . . . . .
Installing or removing the I/O box . . . . .
Removing the computer cover. . . . . . .
assembly . . . . . . . . . . . . . . .
Replacing the battery . . . . . . . . . .
Replacing the Power button board . . . . .
Replacing the Wi-Fi card module. . . . . .
. . . . . . . . . . . . . . .
Replacing the internal speaker. . . . . . .
Replacing the system fan. . . . . . . . .
Replacing the thermal module . . . . . . .
23
23
23
24
24
24
24
27
27
29
30
30
31
31
31
33
33
. . . . . . . .
33
34
35
37
39
41
46
52
55
57
59
60
62
63
65
67
69
71
73
75
i
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Troubleshooting
