Epson EL 3S/33 - Manual (Page 46)

Diskette drive con troller jumper settings
Jumper Jumper
number setting Function
J27 1-2* Enables diskette drive controller
2-3 Disables diskette drive controller
* Factory setting
Hard disk drive con troller jumper settings
Hard disk controller J25
Enable 1-2*
Disable 2-3
* Factory setting
** Two-pin jumper
J22**
On*
Off
Display adapter jumper settings
Jumper Jumper
number setting Function
J11 1-2‘ Color VGA display adapter
2-3 Monochrome display adapter
J15** On Interlaced mode
O f f Non-interlaced mode
* Factory setting
** Two-pin jumper
Built-in VGA jumper settings
Built-in VGA J36** J37**
Enable On*
Disable Off Off
* Factory setting
** Two-pin jumper
Note
To use an external display adapter in an expansion slot, you
must disable the built-in VGA adapter.
Installing and Removing Options 3 - 7