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Lenovo
Y550 manual
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Contents
Main
If your product is not working correctly,
DO NOT RETURN IT TO THE STORE.
ENERGY STAR model information
Page
Explanation of hard disk capacity
II. A portion of the hard disk space is used for specific purposes
Contents
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ii
Chapter 1. Getting to Know Your Computer
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Chapter 2. Using Your Computer
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16
OneKey Rescue System button
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Using lenovo remote control (specific models only)
- - - - - - - - - -
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22
Attaching a security lock (optional)
23
Using VeriFace
Using passwords
24
Checking battery status
25
Using the AC adapter
26
Charging the battery
Handling the battery
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Chapter 3. Using External Devices
Connecting a Universal Serial Bus (USB) device - - - - - -
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38
Enabling Bluetooth communications
Chapter 4. Troubleshooting
Page
41
Display problems
When I turn on the computer, nothing appears on the screen.
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43
A Password problem
I forgot my password.
Keyboard problems
A number appears when you enter a letter.
44
Sleep or hibernation problems
45
Computer screen problems
The screen is blank.
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47
Sound problems
Battery problems
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The computer does not start from a device you want.
Chapter 5. Getting Help and Service
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Chapter 6. Safety, Use, and Care Information
56
Conditions that require immediate action
57
Safety guidelines
58
Service and upgrades
59
Power cords and power adapters
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61
Extension cords and related devices
Plugs and outlets
62
Power supply statement
63
Lithium coin cell battery notice
64
Heat and product ventilation
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66
CD and DVD drive safety
67
Electrical current safety information
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71
Liquid crystal display (LCD) notice
72
Be careful about where and how you work
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75
Be gentle with your computer
Carry your computer properly
For outdoor use
76
Handle storage media and drives properly
Data safety
77
Take care in setting passwords
Other important tips
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83
What if you are traveling?
Questions about vision?
84
General tips for maintenance
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87
Appendix A. Lenovo Limited Warranty
What this warranty covers
88
How to obtain warranty service
What your service provider will do to correct problems
89
Replacement of a product or part
90
Your additional responsibilities
Use of personal information
91
What this warranty does not cover
92
Limitation of liability
93
Dispute resolution
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Appendix A. Lenovo Limited Warranty
96
Types of warranty service
1
2
3
4
5
Lenovo warranty service telephone numbers - - - - - - - - - - -
Warranty Service Telephone Numbers
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Appendix B. Customer Replaceable Units (CRUs)
Appendix C. Specifications
Size Environment
Note:
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Appendix D. Notices
Page
106
Export classification notice
Television output notice
107
Wireless interoperability
108
Usage environment and your health
Page
110
Products with television tuner options installed
Note to CATV system installer
Appendix D. Notices
111
Example of antenna grounding
Page
113
Federal Communications Commission (FCC) Statement
114
Industry Canada Class B Emission Compliance Statement
Avis de conformit la rglementation dIndustrie Canada
115
German Class B Compliance Statement
Page
117
European Union Compliance Statement Class B Compliance
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121
Collecting and Recycling a Disused Lenovo Computer or Monitor
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Notice on deleting data from your hard disk - - - - - - - - - - - - - - - -
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Index A
B
C
D
E
H
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K
L
M
P
R
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U
W