
External cache jumper settings’
cache size
J25
J26
J27
J28
64KB
1-2
1-2
off
2-3
128KB
2-3
1-2
1-2
1-2
256KB
2-3
2-3
2-3
2-3
l
If you have no external cache installed. the position of these jumpers does
not matter.
Processor type jumper settings
Processor
J17
J19
486DX/DX2, or Pentium OverDrive
1-2, 3-4
1-2
486SX
2-3
off
SVGA jumper settings
SVCA jumper function
Enable on-board SVGA
Disable on-board SVGA
* Factory settings
J36
J37
On’
On’
Off
off
Setting the Jumper
If you need to change any jumper settings, follow these steps:
1.
Refer to the illustration on page 4-6 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 4-19.
4-8
Installing
and
Removing Options
Summary of Contents for ActionDesk 4000
Page 1: ......
Page 128: ...Hard disk drive types continued Specifications A 9 ...
Page 130: ...DMA Assignments Specifications A 11 ...
Page 131: ...A 12 Specifications ...
Page 132: ...System I O Address Map Specifications A 13 ...
Page 133: ...A 14 Specification ...
Page 134: ...Specifications A 15 ...
Page 135: ...A 16 Specifications ...
Page 136: ...Speaker connector pin assignments J21 Specifications A 17 ...
Page 137: ...A 18 Specification ...
Page 138: ...Specifications A 19 ...