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Lenovo U31-70 User Manual

Lenovo U31-70
30 pages
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Lenovo U31-70
Read the safety notices and important tips in the
included manuals before using your computer.
User Guide

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Lenovo U31-70 Specifications

General IconGeneral
Form factorClamshell
Product typeLaptop
Product colorWhite
Bus typeDMI
Tjunction100 °C
Processor cache3 MB
Processor cores2
System bus rate5 GT/s
Processor familyIntel® Core™ i3
Processor seriesIntel® Core™ i3-4000 Mobile Series
Processor socketBGA 1168
Processor threads4
Processor codenameHaswell
Processor frequency1.7 GHz
Processor cache typeSmart Cache
Processor lithography22 nm
Processor manufacturerIntel
Processor front side bus- MHz
PCI Express slots version2.0
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations4x1, 1x4
Thermal Design Power (TDP)15 W
Maximum number of PCI Express lanes10
Motherboard chipset-
Memory slots1x SO-DIMM
Internal memory4 GB
Memory clock speed1600 MHz
Memory form factorSO-DIMM
Internal memory typeDDR3L-SDRAM
Maximum internal memory8 GB
Memory layout (slots x size)1 x 4 GB
AC adapter includedYes
HDD size2.5 \
HDD speed5400 RPM
HDD interfaceSATA
Storage mediaHybrid-HDD
Total storage capacity500 GB
Compatible memory cardsMMC, SD, SDHC, SDXC
Display diagonal13.3 \
Display resolution- pixels
On-board graphics card ID0xA16
On-board graphics card modelIntel® HD Graphics 4400
On-board graphics card familyIntel® HD Graphics
Maximum on-board graphics card memory2 GB
On-board graphics card base frequency200 MHz
On-board graphics card DirectX version12
On-board graphics card dynamic frequency (max)950 MHz
Audio systemDolby Home Theater
Speaker power1.5 W
Front camera resolution1280 x 720 pixels
Front camera resolution (numeric)1 MP
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.0
Charging port typeDC-in jack
USB 2.0 ports quantity1
VGA (D-Sub) ports quantity0
Pointing deviceTouchpad
Operating system installedWindows 8.1
Processor ARK ID75105
Processor package size40 x 24 x 1.5 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2
Intel Smart Connect Technology version1.00
Intel Smart Response Technology version0.00
Intel Active Management Technology version9.5
Battery capacity35 Wh
Battery life (max)4 h
Weight and Dimensions IconWeight and Dimensions
Depth230 mm
Width323 mm
Height19.3 mm
Weight1500 g

Summary

Getting to Know Your Computer

Top View

Overview of the computer's top panel components and their functions.

Using the Keyboard

Explains keyboard layout and function key combinations for enhanced usability.

Hotkeys

Details on using hotkeys for quick access to system settings and functions.

Left-Side View

Identifies and describes ports and slots on the left side of the computer.

Starting to Use Windows 8.1

Configuring the Operating System for the First Time

Steps for initial setup including license agreement, network, and user account creation.

Putting the Computer to Sleep or Shutting It Down

Instructions on how to put the computer into sleep mode or shut it down.

Lenovo OneKey Recovery System

Backing Up the System Partition

Procedure to create a system image backup for data recovery.

Restoring

Steps to restore the system to its original status or a previous backup point.

Troubleshooting

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