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User Guide
User Guide
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6. Fault Analysis and Elimination
6. Fault Analysis and Elimination
In this chapter, you will learn how to solve general problems on hardware and software.
Your netbook has passed a complete test before being delivered and confirms to the system specification. However,
incorrect operation or negligence during the conveyance process will lead to the occurrence of problems.
This chapter will provide reference and identification information for general problems on hardware and software you
may encounter.
In case of any problems, you can firstly try to eliminate it according to the description in this chapter. If the cases of error
continue to emerge, consult your distributors for service information.
6.1 Problems on sound
Without sound
Please double-click the icon of loudspeaker at the right lower corner of the task column and check whether the
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volume of loudspeaker has been shut down.
Press Fn&+ in order to increase the volume.
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Most of the problems on sound are related to software. If your netbook has a normal sound previously, the
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reason may be that the software setup is incorrect.
Unable to record
Please double-click the icon of microphone at the right lower corner of the task column and check whether the
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volume of loudspeaker has been shut down.
1.
Press the Option and select Property.
2.
Select Recording and press the Enter button.
3.
After the Enter button is pressed, the control console for recording volume will be popped out.
6.2 Problems on HD
HD is unable to run normally or unable to be recognized
If you just upgraded the HD, please confirm that the interface of HD is not loosened and the installation of HD
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is fully correct. You can pull off the joint, firmly re-insert it for one time and then restart the netbook.
The new HD needs partitioning and re-formatting. The operating system and driver program also need to be
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re-installed.
Please examine the indicator lamp of HD. When you access documents, the HD light will flash periodically.
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The new HD may be broken.
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If your netbook was once encountered with electrostatics or bumped, you may have destroyed the HD.
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Too slow execution speed of HD
If your HD has been used for a long time, excessive and unorderly documents will result in a lot of disc
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fragments. Please follow the process, i.e. start-program-accessory system tool-program for arrangement of disc
fragment, to execute the disc arrangement. This process may take some time.
Your HD has been infected with virus.
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Document damaged
Please execute the surface scan in the disc scanning program for disc examination. Double-click My Computer. Right
click C: select Property, single-click Starting Checkup in the fault finding status of the Tool label to execute the disc
scanning program.
6.3 Problems on monitor
Black screen in case of system booting
Please make sure that the netbook is not in hibernation or standby mode. Under these modes, the monitor will
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be shut down so as to conserve energy sources.
Press the function key so as to increase the brightness of screen.
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Press the function key to determine that the netbook is not in the mode of only VGA output.
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The screen is not easy to read
Please press the function key so as to increase the brightness of screen.
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The resolution of monitor should be set as 1366x768 so as to acquire the optimum display result.
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Screen flashing
When you start or shut down the netbook, the screen will flash several times. This is normal.
Damaged point of screen
Due to the restriction of LCD manufacturing process, some image points cannot normally display a certain colors
on LCD (i.e. the generally-called bright or dark dots). This is normal phenomenon. For more details, please refer to
Chinese National Standards GB/T9813-2000.
The relevant contents on the national standards are as follows.
Inspection shall be conducted under the following conditions:
Ambient temperature: 20°C ~ 25°C
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Light: 300lx ~ 700lx
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Distance for visual observation: 35cm
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Angle for visual observation: the visual line and the screen surface form 90 degrees
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OT24892 Mobin M.4 UserGuide Eng R3.indd 20-21
11/24/09 12:21:09 PM
