information.
What should I do if my VAIO computer does not turn on or the power button does not work (the charge indicator light blinks fast)?
Your VAIO computer may not recognize the battery pack.
In this case, push and hold the battery off button for three to five seconds with a thin, straight object (such as a paper clip).
If the problem persists, contact an authorized Sony service/support center and replace the battery pack with a new one specified by Sony.
What should I do if the VAIO Care (Rescue Mode) screen appears when I turn on my VAIO computer?
You may have accidently pressed the ASSIST button rather than the
(Power) button. Close the VAIO Care (Rescue Mode) screen and locate the
(Power) button on your VAIO computer.
What should I do if my battery pack is not fully charged?
Check the battery care function settings. Start VAIO Control Center and check the settings in the Power and Battery window. To start VAIO Control Center, see Starting Apps.
If ambient temperature is outside the specified range or the power consumption of your VAIO computer is high when you charge the battery pack, the charge current may be reduced.
Why is my VAIO computer running slowly and the CPU clock frequency low while the computer is running on battery power?
While your VAIO computer is running on battery power, the CPU clock frequency is reduced for power conserving purposes, which causes the computer to run slowly. This is normal and does not indicate a malfunction.
What should I do if my battery pack does not work properly?
Start VAIO Care to check the status of your battery pack. See Keeping Your VAIO Computer in Optimum Condition (VAIO Care) for more information.
Why does the LCD brightness automatically change?
The automatic brightness adjustment function is enabled. Disable the function in VAIO Control Center. See Adjusting the LCD Brightness Automatically for detailed information.
What should I do if videos are not displayed on the computer screen?
Your VAIO computer may not have sufficient video memory to display high resolution videos. In such a case, lower the resolution of the LCD screen. See Changing the Resolution (Size) of the Screen Image for more information.
If you have selected to use an external display using the Fn+F7 keys and the external