Changing The Jumper Settings - Epson ActionPC 2000 User Manual

Changing the Jumper Settings

The jumpers on the main system board control certain
functions and are preset at the factory to default positions;
however, you can use the information in the following tables to
change their settings, if necessary.
Jumpersettings
Jumper
number
J3
J6
J7
J8
J9
J10
J11
J12
J13
J14
J15
3-6 Installing and Removing Options
Jumper
setting Function
1-2 Enables VGA IRQ
OFF* Disables VGA IRQ
1-2 * Enables COM1
2-3 Disables COM1
1-2* Assigns COM1 serial port as COM1 (3F8H-3FFH)**
2-3 Assigns COM1 serial port as COM3 (3E8H-3EFH)**
1-2 * Enables COM2
2-3 Disables COM2
1-2* Assigns COM2 serial port as COM2 (2F8H-2FFH)**
2-3 Assigns COM2 seriaI port as COM4 (2E8H-2EFH)**
1-2 * Enables parallel port
2-3 Disablesparallel port
1-2* Assigns parallel port as LPT1 (378H-37FH)**
2-3 Assigns parallel port as LPT2 (278H-27FH)**
1-2 Enablesgame port
2-3* Disablesgame port
1-2 * Enables diskette drive controller
2-3 Disables diskette drive controller
1-2 * Enables the IDE hard disk drive controller
2-3 Disablesthe IDE hard disk drive controller
1-4 Selectsexternal
2-3 * Selects the system board battery
3-4 Discharges CMOS memory (this resets the SETUP
values to their factory defaults)
battery