Epson Progression U12 - Manual (Page 74)

Main system board jumper settings
number
JP4
JP5
JP6
JP7
Jumper
A*
B
A
B*
A*
B
A
B*
A*
B
Function
Enables the built-in mouse port
Disables the built-in mouse port so you can use an
external mouse port on an option card
Enables an external mouse port on an option card
Disables an external mouse port
Color monitor is installed
Monochrome monitor is Installed
Disables the password function
Enables the password function
Enables the built-in VGA display adapter
Disables the built-in VGA display adapter so you
can use a display adapter on an option card
* Factory setting
Setting the Jumpers
If you need to change
any
jumper settings on the main system
board, follow these steps:
1. Refer to the table above to identify
which
jumper setting(s)
you need to change. See the “Main System Board Map” on
page 3-3 to locate
the
jumpers.
2. A jumper’s
setting
is determined by where the jumper is
placed on the pins. The jumper
connects
either pin A and
the middle pin (position A) or pin B and the middle pin
(position B), as shown below.
position A position B
Installing and Removing Options 3-5