Lenovo K450e Manuale utente
Version 1.0
Machine type: 10181/90B3 [K450e Non-ES]
10182/90B4 [K450e ES]
2014.02
Lenovo
K450e
User Guide
SP40F76948
Important Safety Information
Before using this manual, it is important that you read and understand all of the
related safety information for this product. Refer to the Safety and Warranty Guide
that you received with this product for the latest safety information. Reading and
understanding this safety information reduces the risk of personal injury or product
damage.
The interface and functions shown in this User Guide are provided for reference
only and may differ from actual product appearance. Product design and
specifications may be changed without notice.
Danger: Be aware of extremely hazardous or potentially lethal situations.
Attention: Be aware of possible damage to programs, devices, or data.
Note: Pay attention to this important information.
© Copyright Lenovo 2014. All rights reserved.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered
pursuant a General Services Administration “GSA” contract, use, reproduction,
or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.
i
Contents
Contents
Important Safety Information
Using the Computer Hardware ................................................. 1
Front view of the chassis ............................................................................2
Rear view of the chassis.............................................................................3
Connecting your computer.........................................................................5
5.1 Audio configuration instructions............................................................6
7.1 Audio configuration instructions............................................................7
Connecting the power cord........................................................................8
Display connecting instructions when playing Blu-ray Discs........................9
Connecting to the Internet..........................................................................9
Wired keyboard (selected models only) ....................................................10
Using Windows 8.1 ................................................................... 11
Switching between the main Windows 8.1 interfaces ...............................12
The Charms Bar.......................................................................................12
Shutting down the computer....................................................................12
Switching between apps ..........................................................................13
Closing an app.........................................................................................13
Opening other system programs ..............................................................13
Windows Help and Support .....................................................................13
Using the Rescue System........................................................ 15
OneKey Recovery ....................................................................................16
Driver and Application Installation .............................................................17
Using the Software................................................................... 19
Lenovo Support .......................................................................................20
ii Contents
Troubleshooting and Confirming Setup ................................. 21
Troubleshooting Display Problems............................................................22
Troubleshooting Audio Problems ..............................................................23
Troubleshooting Software Problems .........................................................24
Troubleshooting Problems with Optical Drives and Hard Disks .................24
Special considerations for troubleshooting Windows ................................25
Windows Help and Support .....................................................................26
BIOS setup utility......................................................................................26
Performing Daily Maintenance Tasks ........................................................27
Hardware Replacement Guide ................................................ 29
Locations .................................................................................................33
Replacing hardware .................................................................................35
Appendix. .................................................................................. 45
Declaration...............................................................................................45
Trademarks ..............................................................................................46
Energy Star Statement .............................................................................46
Enabling ErP compliance mode................................................................47
Electronic emissions notices .................................................. 48
Mexico regulatory notice ......................................................... 49
This chapter contains the following
topics:
Introduction to the computer hardware
Information on computer connections
Note: The descriptions in this chapter
might be different from what you see on
your computer, depending on the computer
model and configuration.
User Guide 1
Using the Computer Hardware
2User Guide
Front view of the chassis
Attention: Be careful not to block any air vents on the computer. Blocked
air vents can cause overheating.
Power button
Hard disk indicator
Memory card reader (selected models only)
USB 3.0 connector
Headphone connector
Microphone connector
USB connector/USB power off charging connector (selected models only)
Optical drive
3
User Guide
Rear view of the chassis
(If the rear view configuration shown in this chapter is different from the rear of your
computer, please refer to the rear of your computer.)
Voltage selection switch (selected models only)
Power connector
DisplayPort connector (selected models only)
HDMI connector (selected models only)
On-board VGA connector
USB 3.0 connector (selected models only)
USB 2.0 connector
Ethernet connector
Audio connectors
PCI Express X 16 graphics adapter slot (some models are equipped with a
graphics card)
PCI Express X 1 adapter slots (some models are equipped with a WIFI card
or TV tuner card)
4User Guide
Basic connector instructions
Connector Description
Microphone Use this connector to attach a microphone to your
computer when you want to record sound or if you
use speech-recognition software.
Headphone Use this connector to attach headphones to your
computer when you want to listen to music or
other sounds without disturbing anyone.
Audio line-in connector Used to receive audio signals from an external
audio device, such as a stereo system. When
you attach an external audio device, a cable is
connected between the audio line-out connector
of the device and the audio line-in connector of
the computer.
Audio line-out connector Used to send audio signals from the computer
to external devices, such as powered stereo
speakers (speakers with built-in amplifiers),
headphones, multimedia keyboards, or the audio
line-in connector on a stereo system or other
external recording device.
USB connector Use this connector to attach a device that requires
a USB connection.
Ethernet connector Use this connector to attach the computer to an
Ethernet-type local area network.
VGA connector Used to attach a VGA monitor or other devices
that use a VGA monitor connector.
DVI connector Used to attach a DVI monitor or other devices that
use a DVI monitor connector.
HDMI connector (optional) Connects to the HDMI connector on your display
or TV.
DisplayPort connector
(optional)
Used to attach a high-performance monitor, a
direct-drive monitor, or other devices that use a
DisplayPort connector.
TV-Tuner connector (optional) Only supported on systems with an optional TV
tuner card.
Note: If your computer is equipped with a wireless keyboard or mouse,
follow the installation instructions for those devices.
5
User Guide
Connecting your computer
Note: Your computer may not have all of the connectors described in this
section.
Check the position of the voltage-selection switch on
the rear of the computer. Use a ballpoint pen to slide
the switch if necessary.
Note: Some computers do not have a voltage switch. These computers
control voltage automatically.
• Ifthevoltagesupplyrangeis100-127VAC,settheswitchto115V.
• Ifthevoltagesupplyrangeis200-240VAC,settheswitchto230V.
115
230
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