Lenovo IdeaPad U400 Support and Manuals
Get Help and Manuals for this Lenovo item
View All Support Options Below
Free Lenovo IdeaPad U400 manuals!
Problems with Lenovo IdeaPad U400?
Ask a Question
Free Lenovo IdeaPad U400 manuals!
Problems with Lenovo IdeaPad U400?
Ask a Question
Most Recent Lenovo IdeaPad U400 Questions
Keyboard Repair And Need To Repair
My keyboard is not working can you just help me where can i find the replacement for it.Can you prov...
My keyboard is not working can you just help me where can i find the replacement for it.Can you prov...
(Posted by swaathirama89 10 years ago)
Mouse Stuck
My cat sat on my Lenovo U400 laptop. Now the mousepad doesn't seem to be working and the mouse is st...
My cat sat on my Lenovo U400 laptop. Now the mousepad doesn't seem to be working and the mouse is st...
(Posted by jag19571110 10 years ago)
Lenovo U400 Hdmi
My Lenovo U400 HDMI port seems to not be putting out a signal. I installed a cable "HDMI to VGA Yell...
My Lenovo U400 HDMI port seems to not be putting out a signal. I installed a cable "HDMI to VGA Yell...
(Posted by evanstlee 11 years ago)
Webcam
Hi, I am using ideapad U400 and my webcam has stopped working. Can anyone suggest a solution? Thank...
Hi, I am using ideapad U400 and my webcam has stopped working. Can anyone suggest a solution? Thank...
(Posted by mandarchaudhary 11 years ago)
If The Laptop Has Already Been Full Charged, Any Indicator Shows ???
if the laptop has already been full charged , any indicator shows???? And how many hours will it tak...
if the laptop has already been full charged , any indicator shows???? And how many hours will it tak...
(Posted by mjrevollcy 11 years ago)
Lenovo IdeaPad U400 Videos
Lenovo IdeaPad U400 - PROHARDVER!
Duration: 3:22
Total Views: 14,070
Duration: 3:22
Total Views: 14,070
Lenovo IdeaPad U400 Review
Duration: 8:46
Total Views: 20,686
Duration: 8:46
Total Views: 20,686
Lenovo IdeaPad U400 Video Review
Duration: 5:19
Total Views: 6,948
Duration: 5:19
Total Views: 6,948
Lenovo Ideapad U400 Review
Duration: 11:18
Total Views: 3,552
Duration: 11:18
Total Views: 3,552
Popular Lenovo IdeaPad U400 Manual Pages
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 1
IdeaPad U300/ U300s/U400
User Guide V1.0
Read the safety notices and important tips in the included manuals before using your computer.
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 2
... wireless devices on your computer and/or your computer may include features that are not described in this user guide. • The illustrations used in this guide may assume that you are for Lenovo IdeaPad U400 unless otherwise stated. LENOVO products, data, computer software, and services have been developed exclusively at private expense and are common to most models...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 3
... only 8 Intel Rapid Start Technology (For IdeaPad U300s series only 8 Hybrid Power Supply (For IdeaPad U400 series only 9 Battery Protection 9 Quick Charge (For IdeaPad U300s series only 9 Chapter 3. Learning the basics 10 First use 10 Using AC adapter and battery 12 Using the touchpad 13 Using the keyboard 14 Connecting external devices 17 Special keys and buttons 18 System status...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 9
b HDMI port (Select models only)
Connects to USB devices.
Chapter 1.
Getting to know your computer
Right-side view
„ U300
„ U300s „ U400
1
2 35
41 2
5
41
2
6
5
a USB port
Connects to devices with HDMI input such as a TV or a display.
5 Note: For details, see "Connecting a universal serial bus (USB) device" on page 17.
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 10
...; Listening to an Ethernet network. d Headphone mic combo jack
Connects to the headset.
f Optical drive
Your computer comes with an optical drive, such as a CD/DVD drive.
6 Note: For details, see "Wired connection (U300/U400)" on page 12. Note: For details, see "Using AC adapter and battery" on page 21.
e AC power adapter jack
Connect the AC adapter here. Chapter 1.
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 12
...your system up to the Lenovo logo screen, to enter the BIOS setup program.
„ How to enter the BIOS setup program when Rapid Boot is enabled
To enter the BIOS setup program when Rapid Boot ...New Features
Rapid Boot (Select models only
The Rapid Boot technology shortens the boot time of your computer on, and select to open the BIOS Setup menu.
2 Open the page, and select the option to set...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 13
...power adapter and the battery pack work together to 70% of the battery pack becomes lower. When you cannot turn the computer on . This function achieves the best result..., when it . New Features
Hybrid Power Supply (For IdeaPad U400 series only
A hybrid power supply system incorporates a power adapter and battery pack to activate the battery pack. After the battery pack enters the sleep...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 16
... the following situations: • When you purchase a new battery • If the battery status indicator starts blinking • If the battery has not been used for example, how often you access the hard disk drive and how bright you make the computer display.
„ Charging the battery
If the battery power is low, you use your computer: for...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 17
Learning the basics
Using the touchpad
U400
$
a Touchpad
To move the cursor on the screen, slide your fingertip over the pad in the direction in which you want the cursor to move.
Note: You can enable/disable the touchpad using F6.
13 Chapter 3.
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 19
... F1~F12.
15 Learning the basics
„ Hotkey Using Hotkey
The hotkeys are located on the function key row on /off ).
:
Turn on the keyboard.
Open the interface for : integrated wireless devices
settings (on/off the integrated camera.
: Decrease display brightness.
: Quick decrease volume level.
:
Close same function for main and secondary function.
Chapter 3.
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 20
...)). Press Fn + F2 to open the menu, and change the setting of
from Enable to Disable (or, change the setting of from Hotkey mode to open the BIOS setup interface.
2 In the BIOS setup interface, open the BIOS setup interface right after the Lenovo
logo appears. Chapter 3.
In such case, turn off the computer, press the OneKey Rescue System button...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 21
...use the external device's power adapter. To get the best possible connection speed, place the device as notebook computers, PDAs and cell phones...) device
Your computer comes with two(U300s) / three(U300/U400) USB ports compatible with the Bluetooth enabled device for details on... function, turn it can connect to and transfer data wirelessly to other Bluetooth enabled devices, such as near your...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 26
.../WiMAX Enabling wireless connection
To enable wireless communications, do the following:
1 Press F7 to configure your Internet Service Provider (ISP) and search Windows Help and Support Center for details on the following standards. Wi-Fi WiMAX
Wi-Fi networks cover a small physical area, like a home, office, or small group of buildings.
Hardware connection
Access point *
U400
Wi-Fi...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 27
... OneKey Rescue system, your hard disk already includes a hidden partition by creating recovery discs. Within the program, you can run Lenovo OneKey Recovery under the Windows operating system, and the OneKey Rescue system without an integrated optical drive support the creation of recovery discs may take some time, connect the AC adapter and
battery pack to back up...
Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 29
Index
A
AC adapter Using 12
B
Battery Charging 12
Bluetooth Connecting 17
C
Camera 2
F
Rapid Boot 8 Function key combinations 14
H
Hybrid Power Supply 9
K
Keyboard Using 14
O
OneKey Rescue system button 23
P
Password Using 20
Q
Quick Charge 9
R
Rapid Start Technology 8
S
Security 20
T
Touchpad 13 Trademarks 24
U
USB port 3, 5, 17
25
Lenovo IdeaPad U400 Reviews
We have not received any reviews for Lenovo yet.