Lenovo Erazer X7 Series User manual

Version 2.0 2013.03
Erazer X7 Series
User Guide
Machine type: 10122/90A2
31504505

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 2013. 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.

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Contents
Contents
Important Safety Information
Using the Computer Hardware ................................................. 1
Front view of the chassis ............................................................................2
Rear view of the chassis.............................................................................3
Basic connector instructions ......................................................................4
Connecting your computer.........................................................................5
7.1 Audio configuration instructions............................................................5
Connecting the power cord........................................................................6
Display connecting instructions when playing Blu-ray Discs........................7
Connecting to the Internet..........................................................................8
Hot-swappable hard disk frame (selected models only) ..............................9
Overclocking ............................................................................................11
Using Windows 8 ...................................................................... 15
Switching between the main Windows 8 interfaces ..................................16
The Charms Bar.......................................................................................16
Shutting down the computer....................................................................16
Switching between apps ..........................................................................17
Closing an app.........................................................................................17
Opening other system programs ..............................................................17
Windows Help and Support .....................................................................17
Using the Rescue System........................................................ 19
OneKey Recovery ....................................................................................20
Driver and Application Installation .............................................................21
Using the Software................................................................... 23
Lenovo Support .......................................................................................24

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Troubleshooting and Confirming Setup ................................. 25
Troubleshooting Display Problems............................................................26
Troubleshooting Audio Problems ..............................................................27
Troubleshooting Software Problems .........................................................28
Troubleshooting Problems with Optical Drives and Hard Disks .................28
Special considerations for troubleshooting Windows ................................29
Windows Help and Support .....................................................................30
BIOS setup utility......................................................................................30
Performing Daily Maintenance Tasks ........................................................31
Hardware Replacement Guide ................................................ 33
Locations .................................................................................................37
Replacing hardware .................................................................................39
Appendix. .................................................................................. 53
Declaration...............................................................................................53
Trademarks ..............................................................................................54
Enabling ErP compliance mode................................................................54

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.
Microphone connector
Headphone connector
USB 3.0 connector
USB 2.0 connector
Overclock switch button
Power button / Engine Srart button
Memory card readers
Optical drives
Hot-swappable hard disk frame
Expansion hard disk frame slots bays

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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.)
Power connector
PCI Express X 16 graphics adapter slots (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)
Audio connectors
Ethernet connector
USB 3.0 connectors
USB 2.0 connectors
Optical S/P DIF connector
Coaxial S/P DIF connector
USB 3.0 standard B connector
Power supply for portable HDD (Output: 12Vdc, Max 3A)

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Note: If your model has two VGA monitor connectors, be sure to use the
connector on the graphics adapter.
Basic connector instructions
Note: Your computer may not have all of the connectors described in this
section.
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.
Memory card reader Use to view and share digital photos, music, and videos,
stored on a media card.
Power connector Connect to the power cable. The appearance of this
connector may vary.
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
(optional)
Used to attach a VGA monitor or other devices that use
a VGA monitor connector.

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User Guide
DVI connector (optional) Used to attach a DVI monitor or other devices that use a
DVI monitor connector.
HDMI connector
(optional)
Connect to the HDMI connector on your display or TV.
Note: If your computer is equipped with a wireless keyboard or mouse,
follow the installation instructions for those devices.
Connecting your computer
Use the following information when connecting your computer.
• Lookforthesmallconnectoriconsonthebackofyourcomputer.Matchthe
connectors to the icons.
• Ifyourcomputercablesandconnectorpanelhavecolor-codedconnectors,
match the color of the cable end with the color of the connector.
Note: Your computer may not have all of the connectors described in this
section.
7.1 Audio configuration instructions
Use the following illustration when connecting a 7.1 surround sound audio system.
Side surround connector Rear surround connector
Center/Low frequency output connector Microphone input connector
Audio line-out connector Audio line-in connector
Note: For more detailed settings, from Control panel, select Hardware and
Sound →Lenovo HD Audio Manager. Follow the instructions to configure
advanced settings.

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Sound configuration is as follows:
1. Right click the Sound icon in the system property bar and select the Sounds
option to set up sounds in the pop-up dialog box.
2. Select a playback device from the Playback dialog box, then click the
Configure button to configure it.
3. Select 7.1 surround from audio channels in the pop-up Speaker setup dialog
box and proceed with the speaker setup by following the prompts.
4. 7.1 surround sound can be used once this configuration procedure is
complete.
Note: If the audio configuration interfaces above are different from
those on your computer, you may use the above steps as a reference to
configure the 7.1 surround sound audio device system in your actual audio
configuration interface and read the electronic Help information for further
assistance.
Connecting the power cord
Connect the power cord to an electrical outlet. We recommend using a grounded
connection or a surge protector.

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User Guide
Display connecting instructions when
playing Blu-ray Discs
Note: Only some models are equipped with Blu-ray optical drive.
Check the connectors available on your computer and display and select an
appropriate cable according to the table below. Other types of cables do not meet
the requirements of the Blu-ray standard.
You need to purchase the cable separately if the computer is not equipped with
the corresponding cable.
This table will help you to identify the connectors on your computer and display.
Connection Type Computer Cable Display
DVI to DVI
(DVI cable)

DVI to HDMI
(DVI-HDMI cable)

HDMI to HDMI
(HDMI cable)

HDMI to DVI
(HDMI-DVI cable)


8User Guide
Connecting to the Internet
To connect to the Internet, you’ll need a contract with an Internet Service Provider
(ISP) and some hardware.
IPSs and ISP offerings vary by country. Contact your ISP for offerings available in
your country.
Your computer is designed to support a wireless (selected models only) or wired
network that connects your computer to other devices.
Wired network connection
For wired networks, connect one end of an Ethernet cable (purchased separately)
to the Ethernet connector on your computer, and then connect the other end to
the network router or broadband modem. Consult your ISP for detailed setup
instructions.
Note: Broadband modem and router installation procedures vary
depending on the manufacturer. Follow the manufacturer’s instructions.
Wireless network connection
For wireless networks, you can use the built-in wireless LAN antenna to access
your wireless home network.
To connect your computer to the wireless network:
1. Move the cursor to the top right or bottom right corner of the screen, then click
Settings. (If your computer is equipped with touch screen, swipe in from the
right edge of the screen, then tap Settings.)
2. Click or tap the network icon , then select the name of your router. Click or
tap Connect, then follow the steps on the screen.
Test the wireless network by opening your Web browser and accessing any Web
site.

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User Guide
Hot-swappable hard disk frame (selected
models only)
Depending on its configuration, your PC may have drive bays which enable you to
connect hard disk drives (purchased separately) easily.
The hard disk can be connected at the front of your computer using a hot-
swappable hard disk frame.
Hot-swappable hard disk drive frame 3.5" or 2.5" hard disk drive
(purchased separately)
Installing 3.5" hard disk drive (purchased separately)
1
AB
C
2 3

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Installing 2.5" hard disk drive (solid state drive) (purchased separately)
You can plug in the hot-swappable hard disk while the computer system using it is
working, without damaging the hard disk data. You can back up the data on this
hot-swappable hard disk at any time for data maintenance or data transmission.
Notes:
• Donotunplugtheharddiskwhileitiscopyingdata,asthismayresult
in loss of data.
• Afterconnectingtheharddiskandallthecables,waitamomentto
allow the system to recognize the hard disk.
• Donotinstalltheoperatingsystemonthehot-swappableharddisk.
• Donotunplugtheharddiskwhileitisrunningaprogram,asthismay
result in the system crashing.
• Afterremovingtheharddisk,becarefulnottodamageit.
• IntheRescueSystemprogram,thehot-swappableharddiskcannot
be recognized.

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User Guide
Overclocking
Your computer is delivered with an application that enables you to overclock the
processor.
This is useful if you want higher performance for certain applications, such as video
editing or games.
Depending on the computer model, you can enable overclocking in one of the
following ways:
• usingthebuttonintheLenovo®ERAZER®ControlCenter,
• usingtheOverclock(OC)switchonthecomputer’sfrontcover.
Regardless of how you enable or disable overclocking, you will always need to
restartyourcomputer.WhenyoulaunchtheLenovo®ERAZER®ControlCenter,a
notification to this effect will appear.
Attention: Back up your data on external storage media after each
update or change. We do not accept liability for compensation claims
arising from loss of data or any consequential loss or damage.
Processor overclocking using the button in the Lenovo® ERAZER®
Control Center
1. LaunchtheLenovo®ERAZER®ControlCenterbydouble-clickingthedesktop
shortcut.
2. User Account Control now informs you about changes being made to your
computer.
Confirm the query with Yes. You will see the program’s main page with some
information regarding your computer.

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3. Open the OC Genie tab.
4. Click the OC Genie button to enable overclocking. A message prompts you to
restart your computer.
Note: If computer is fitted with an OC switch on the front cover then the
OC Genie button is for information only. If the button shows Disable, this
indicates that overclocking is disabled by the OC switch; if the button
shows Enable, overclocking is enabled by the OC switch.
5. To disable overclocking, click the Enable button and restart your computer.

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User Guide
Processor overclocking using the Overclock (OC) switch on the front
cover
If your computer has an OC switch on its front cover, you simply need to press the
switch in order to overclock the processor (the switch should click into position).
Restart your computer for the change to take effect. If you have launched the
Lenovo®ERAZER®ControlCenter,anoticationtothateffectwillappearonthe
screen.
To disable overclocking, press the switch again and restart your computer.
Configuring settings in the Lenovo® ERAZER® Control Center
After activating processor overclocking, you can configure a number of settings in
theLenovo®ERAZER®ControlCenter.
For example, you can regulate overclocking using settings under CPU Ratio. You
will need to restart your computer after making changes.
Note: AwarningwillappearifyouconguretheCPURatiobeyondits
default setting.
TheLenovo®ERAZER®ControlCenterisalsoamonitoringtoolthatshowsyou
information about the motherboard, memory and processor. The data provided is
purely for information and cannot be changed.
Note: If your computer becomes abnormal or black screen after
overclocking the processor, disable the overclocking and restart your
computer.

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Using Windows 8
This chapter contains the following
topics:
Switching between the main Windows 8 interfaces
The Charms Bar
Shutting down the computer
Switching between apps
Closing an app
Opening other system programs
Windows Help and Support
Attention: The Windows 8 operating system
is provided by Microsoft Corporation. Please
useitinaccordancewiththeENDUSER
LICENSEAGREEMENT(EULA)betweenyou
and Microsoft. For any question related to the
operating system, please contact Microsoft
directly.
User Guide 15