Epson EL 3S/33 - Manual (Page 86)

Use the following table to locate this information.
Location of system information
System information Location
Serial number On the back panel of the computer
Video BIOS version On the screen during power-on diagnostics
System BIOS version On SETUP System Information screen
System configuration On SETUP screens
DOS version In response to the DOS VER command
Software versions In application banner screen; in “About”
application window; within application
documentation
The Computer Will Not Start
The power light is on, but the computer does not start.
Replace your main operating system diskette and turn on the
computer again.
Caution
If you turn off the computer, always wait at least 20 seconds
before turning it back on. This prevents damage to the
computer’s electrical circuitry.
The computer does not start and the power light is not lit.
Make sure the power cord is securely connected to both the AC
inlet on the back panel and an electrical outlet.
6-2 Troubleshooting