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Sony Notebook User Guide
Getting help
69
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About the computer and software
My computer does not start
❑ Check that the computer is plugged into a power source and that it is turned on.
❑ Check that the power indicator on the front panel of the computer indicates that the power is on.
❑ Check that the battery packs are inserted properly and that they are charged.
❑ Make sure there is no diskette in the floppy disk drive.
❑ Confirm that the power cord and all cables are connected firmly.
❑ If you have plugged the computer into a UPS, make sure the UPS is turned on and works.
❑ If you are using an external display, check that it is plugged into a power source and turned on. Check
that you have switched to the external display and that the brightness and contrast controls are adjusted
correctly.
❑ Moisture condensation may have occurred. Do not use the computer for at least one hour and then turn
it on.
❑ When the internal backup battery is low on power, it may not be able to start your system properly.