Epson 386/33 PLUS User Manual

Your computer comes with a 3.6 volt lithium battery that

provides power for the real-time clock and the CMOS RAM.

The real-time clock keeps track of the time for your computer,

and the CMOS RAM stores the information about your system

configuration that was saved by the SETUP program.

This battery lasts approximately three to five years. If it loses

power, you will see an error message when you turn on or reset

your computer. 

your dealer to obtain a replacement

battery or to install the new battery for you. If you want to

replace the battery yourself, you can follow the instructions in

this section.

When the battery runs out, your computer loses the

information stored in the CMOS RAM and the time stored in

the real-time clock. After you replace the battery, run the

SETUP program as described in the Setup 

to

reconfigure your system and set the real-time clock.