Sony PCG-GRT200Z Personal Computer User Manual

What do I do if my computer wont start?
Make sure the computer is securely plugged into a power source and turned
on. Make sure the power indicator shows the power is on.
Make sure the battery is inserted properly and charged.
Make sure the floppy disk drive (if applicable) is empty.
If the computer is plugged into a power strip or uninterruptible power supply
(UPS), make sure the power strip or UPS is turned on and working.
If you are using an external display, make sure it is plugged into a power
source and turned on. Make sure the brightness and contrast controls are
adjusted correctly. See the guide that came with your display for details.
Disconnect the AC adapter and remove the battery. Wait one minute.
Reattach the AC adapter and reinsert the battery. Turn on the power.
Condensation may cause the computer to malfunction. If this occurs, do not
use the computer for at least one hour.
If the computer still does not turn on, follow these steps:
1 Unplug the power cord and remove the battery.
2 Use a thin, straight object (such as a paper clip) to press the reset button.
3 Reinsert the power cord and the battery.
4 Turn on the computer.
What do I do if a BIOS error appears when my computer
If the message “Press <F1> to resume, <F2> to setup” appears at the bottom of
the screen, follow these steps:
See “Locating Controls and Ports” on page 15 to locate the reset button.