Epson ActionPC 1500 User Manual - Page 48

Setting the Jumpers, If you need to change any jumper settings, follow these steps

Page 48 highlights

Jumper settings (continued) * Factory setting ** MS-DOS automatically reassigns parallel and serial ports. Check your MS-DOS manual for more information. Built-in VGA jumper settings * Factory setting Note To use an external display adapter in an expansion slot, you must disable the built-in VGA adapter. The jumpers listed in the preceding tables are the only jumpers you may need to change. Other jumpers on the system board are for service purposes only. Setting the Jumpers If you need to change any jumper settings, follow these steps: 1+ Refer to the illustration on page 3-5 to locate the jumpers. 2. If there are any option cards installed in your computer, you need to remove them to access the jumpers. See page 3-16. Installing and Removing Options 3-7

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Jumper settings (continued)
* Factory setting
** MS-DOS automatically reassigns parallel and serial ports. Check your
MS-DOS manual for more information.
Built-in VGA jumper settings
* Factory setting
Note
To use an external display adapter in an expansion slot, you
must disable the built-in VGA adapter.
The jumpers listed in the preceding tables are the only jumpers
you may need to change. Other jumpers on the system board
are for service purposes only.
Setting the Jumpers
If you need to change any jumper settings, follow these steps:
1
+
2.
Refer to the illustration on page 3-5 to locate the jumpers.
If there are any option cards installed in your computer, you
need to remove them to access the jumpers. See page 3-16.
Installing and Removing Options 3-7