User's Manual

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Troubleshooting
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What should I do if a message window, notifying of incompatibility or improper installation
of the battery pack, appears and my computer enters Hibernate mode?
❑ This problem could be due to the battery pack not being installed properly. To resolve this problem, turn off your computer
and remove the battery pack. Then reinstall the battery pack to the computer again. For details, see Installing the
Battery Pack (page 25).
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❑ If the problem persists after performing the above, it means the installed battery pack is not compatible. Remove the
battery pack and contact an authorized Sony Service Center. To find the nearest center or agent, see Sony Support
Information (page 169).
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❑ If the problem persists after performing the above, it means the installed battery pack is not compatible. Remove the
battery pack and contact VAIO HelpdeskVAIO-LinkVAIO HelpdeskSony Computing SupportVAIO HelpdeskVAIO-
LinkVAIO-Link.
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Why does the System Properties window display a slower CPU speed than the
maximum?
This is normal. Because your computer's CPU utilizes a type of CPU speed controlling technology for power conservation
purposes, System Properties may display the current CPU speed instead of the maximum speed.