User Guide (primary user manual)
Page 70
... components to weaken after several years and the system settings, such as the date and time stored in the BIOS Setup utility. 2. You can return your unwanted lithium batteries to customize your computer and any changes you may have made to the factory default values. Page 70 If you , visit the... Setup utility. Click Apply, then click OK. Dispose of the lithium battery properly. From the Date & Time tab, change the settings as your nearest Sony Service Center or Factory Service Center. See Replacing the cover. Replace the lithium battery when this occurs.
... components to weaken after several years and the system settings, such as the date and time stored in the BIOS Setup utility. 2. You can return your unwanted lithium batteries to customize your computer and any changes you may have made to the factory default values. Page 70 If you , visit the... Setup utility. Click Apply, then click OK. Dispose of the lithium battery properly. From the Date & Time tab, change the settings as your nearest Sony Service Center or Factory Service Center. See Replacing the cover. Replace the lithium battery when this occurs.