Sony PCV-RX590G - Manual (Page 114)

Replacing the lithium battery
1. Write down any changes you may have made to the settings in the BIOS Setup utility.
2. Shut down your computer and turn off all peripheral devices, such as your printer.
3. Unplug your computer and the peripheral devices.
4. Remove the side cover. See Removing the side cover .
5. If necessary, remove any cables, add-on cards, or other components to access the lithium battery.
6. Remove the old battery and install the new battery with the plus (+) side up.
Installing a lithium battery
7. Replace the side cover. See Replacing the side cover .
The values stored in the CMOS memory are now reset to the factory default values. Run the Setup utility to reset the date,
time, passwords, and other changes you may have made to the BIOS settings. If you do not wish to customize your BIOS
settings, do not run the Setup utility.
To reset your computer's date and time, see the VAIO Help and Support Center for instructions.
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