Sony PCG-R505JE Handbuch

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If you plugged the notebook into a power strip or UPS, make sure the power 
strip or UPS is turned on and working.

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If you are using an external display, check that it is plugged into a power 
source and turned on. Check that the brightness and contrast controls are 
adjusted correctly. See the manual that came with your display for details.

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Take the battery pack off the notebook, unplug the power cord and plug it in 
again, then turn on the power.

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If the power control button does not function, remove the AC adapter and 
battery pack and wait 1 minute, then reattach them and press the power 
button.

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Condensation may cause the notebook to malfunction. If this occurs, do not 
use the notebook for at least 1 hour.

When the internal backup battery is low on power, your system may not start 
properly, and the message “Press <F1> to resume, <F2> to setup” may appear at 
the bottom of the screen. Follow these steps:

Press F2. The BIOS Setup menu appears.

Set the date (month/day/year). Press Enter.

Press 

 to select System Time, then set the time (hour: minute: second). 

Press Enter.

Press 

 to select Exit, then press   to select Get Default Values. The 

message “Load default configuration now?” appears.

Select Yes and press Enter.

Select Exit (Save Changes), then press Enter. The message “Save 
Configuration changes and exit now?” appears.

Select Yes, then press Enter. The notebook restarts.

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If this occurs on a regular basis, contact Sony PC Support 
(http://www.sony.com/pcsupport).

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