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SPF card jumper settings for serial port
Jumper number
5
6
A
A
A
B
B
* default setting
* * the setting of jumpers 6 and 9 do not matter
SPF card jumper settings for parallel port
Jumper number
4
3
A
A
A
B
A
B
B
B
* default setting
** the setting of jumper 10 does not matter
To access the SPF card jumpers, you need to remove the card from
the computer. If you have a hard disk drive controller card in slot 7
or 8, you must remove it before you can remove the SPF card because
of the cables. Follow the instructions below, in the order listed here,
as necessary for your system:
Remove the hard disk drive controller card (if you have one)
l
Remove the SPF card
l
Change the jumper settings
l
Replace the SPF card
l
Replace the disk drive controller card (if necessary).
l
Function
9
A
Built-in port is primary *
Built-in port is secondary
B
Disable built-in port **
Function
10
Built-in port is primary *
A
Built-in port is secondary
B
A
Enable compatibility with IBM monochrome
display/printer adapter
Disable built-in port **
Options 6-11
Installing
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