Lenovo IDEAPAD U150 User Manual download pdf (Page 70)

Chapter 6. Upgrading and replacing devices

To make sure that the SO-DIMM is installed correctly, do as follows:

Turn the computer on.

Hold F2 during startup. The BIOS Setup Utility screen opens. The

Total Memory item shows the total amount of memory installed in

your computer.

Note: If only one DIMM is used on the computer you are servicing, the card must be

installed in SLOT-0 ( : lower slot), but not in SLOT-1 ( : upper slot).

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IdeaPad U150 1
Respective Users 3
Contents 7
Important safety information 9
AC power 19
Kensington slot 19
Memory card slot 20
First use 23
 Turn on the computer 24
 Shutting down your computer 25
 Checking battery status 26
 Charging the battery 26
 Removing the battery pack 27
 Handling the battery 28
Touchpad 29
Left click button 29
Right click button 29
 Gestures 30
Three-Finger Flick 31
 Numeric keypad 32
 Function key combinations 33
OneKey Rescue System button 36
Mute button 36
 Using VeriFace™ 39
 Using passwords 39
 Inserting a memory card 41
 Removing a memory card 41
Chapter 3. Using the Internet 43
 Hardware connection: 44
 Software configuration 44
Enabling wireless connection 46
Hardware connection 46
Software configuration 46
Inserting the SIM card 48
Removing the SIM card 49
Pull the SIM card out 50
 Introduction 51
Recovery 52
Chapter 5. Troubleshooting 54
Display problems 57
A Password problem 58
Keyboard problems 59
Sleep or hibernation problems 59
Computer screen problems 61
Sound problems 61
Battery problems 62
A hard disk drive problem 62
A startup problem 62
OneKey Rescue System problems 63
Other problems 63
 To replace the battery 65
 For outdoor use 84
 Data safety 85
 Other important tips 85
 Ergonomic information 87
 What if you are traveling? 88
 Questions about vision? 88
 What this warranty covers 94
 Use of personal information 98
 Limitation of liability 100
 Dispute resolution 101
 Other rights 102
 Lenovo Turkey address 103
 Types of warranty service 105
2 On-site Service 106
3 Courier or Depot Service 106
5 Product Exchange Service 107
Appendix E. Notices 110
 Wireless interoperability 115
 Korea Class B 125
 General recycling statement 126
Computers 129
Form Factor 132
I/O Ports 133

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Lenovo IDEAPAD U150 User Manual Page 70

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