Changing The Jumper Settings - Epson ActionPC 7300 User Manual

Changing the Jumper Settings

The jumpers on the system board are preset to factory default
positions, indicated by an asterisk (*) in the tables below. (See
the illustration under "Locating the System Board
Components" to locate jumpers.) Use the information in this
section to change jumper settings, if necessary.
Note
Any jumpers not listed in the following tables are for service
purposes only. Do not change their settings.
Miscellaneous jumper settings
Jumper
number
JP2
JP25
JP49
JP50
* Default setting
Parallel port ECP mode DRQ jumper-settings
Function
DRQ1 (DACK1)*
DRQ4 (DACK3)
Jumper
setting Function
1-2 * Enables on-board I/O controller
2-3 Disables on-board I/O controller
Off* Enables PCI IDE controller
On Disables PCI IDE controller
On Clears CMOS memory (resets SETUP values to
factory defaults)
Off* Normal CMOS values
1-2 * Enables on-board VGA controller
2-3 Disables on-board VGA controller
Installing
and Removing Options
I
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