Lenovo A3000h Manual

12Lenovo 3000 H Series User Manual
Backup Uninstallation
Press E to confirm the uninstall backup.
Note: Some space will become free space
being released and cannot be consolidated
in the last partition.
Backup Uninstallation
After the uninstallation is completed, you will
be prompted to restart your computer.
Help
Press key ( R ) and ( r ) to select “Help”,and
press key “Enter” to confirm.You can get
helpful tips about how to use the OneKey
Recovery function. 

3
This chapter provides the following:

System restore

Disk cleanup

Hard disk  error checking and repairing

Disk defragment

Daily care
Safety In Use
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Chapter 3 

14Lenovo 3000 H Series User Manual
Step2
Click “Accessories”.
3.1 System Restore
Sometimes your computer may have some problems due to improper operation. In such case, you may
restore your system by a simple way with the system backup.
(Please note the current settings of your system will be lost. Please make sure the backup of your settings.)
Step 1
Click “Start → All Programs”. 

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Step 3
From the “Accessories” menu, click
“System Tools”.
Step 4
Click “System Restore”.
Step 5
Select “Restore my computer to an earlier
time” and then click “Next”.
Step 6
Select the most recent date in which the
system performed well (you can choose a
specific month by clicking on the arrows
located at the sides of the calendar).
Select “System Check Point” or “Restore
Point” and then click “Next”. 

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You can create a system restore point before making some changes on your system settings (such as
installing a game, or else.) by following the instructions below.
Step 1
When you enter the “System Restore”
interface, select “Create a restore point”,
and then click “Next”.
Step 7
All programs will be closed before the
system recovery starts. Please save all your
data and then click “Next” .
After the operation is successfully
completed, you will be prompted to
restart...

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Step 3
Select the files in the dialog box that will be
deleted.(Usually select all types of files)
Step 4
Click “OK”.
Step 5
When the dialog box displays, click “Yes”.
3.2 Disk Cleanup
By cleaning your hard disk on regular basis, you can obtain better system performance.
Step 1
Click “Start → All Programs → Accessories”.
Step 2
Select “System Tools → Disk Cleanup”. 

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Step 1
Double click on the “My Computer” icon on
your desktop.
3.3 Hard disk error checking and repairing
With disk error checking and repairing on a regular basis, you can maintain your computer in a good
condition, and correct some errors during operation.
Step 2
In the “My Computer” window, select the
disk drive that needs to be checked. Right
click on the disk drive and select
“Properties”.
Step 3
Select “Tools” and click “Check Now”. 

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Step 3
Select the targeted partition, such as the C
partition, and click “Defragment”.
The defragment process usually takes a
long time.
Step 1
In the “My Computer” window, select the
disk drive. Right click on the disk drive and
select “Properties”.
Step 2
Select “Tools” and click “Defragment Now”.
3.4 Disk Defragment
Disk fragments are some tiny storage areas that have small rooms, cannot be directly reused, and are
located in different positions in the disk. If you...

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3.5 Daily Care
1. Cleaning of parts:
As many parts of your computer are composed of delicate integrated circuit boards, which need to be
cleaned on a regular basis to prevent dust accumulation.
Cleaning tools include: : dust collector, soft cotton cloth, clean water (preferential purified water), cotton
swab, and etc.
2. Common cleaning methods
The dust on the computer, monitor, printer, speaker, and mouse can be cleaned away by a soft cotton cloth.
Use the dust...

4
This chapter provides the following:

Display

Sound

Desktop icons

Software

CD-ROM drive and hard disk drive
TroubleshootingChapter 4
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