User's Manual

CPU jumper settings
Jumper Setting Function
Jl* A Select DX, DX2, DX4, or Pentium
OverDrive CPU
B Select SX or SX2 CPU
* Factory set according to system CPU
External cache jumper settings
Cache size* J4 J5 J6 J7
OKB A A A A
64KB A A A B
128KB B A B A
256KB B B A B
* Factory setting: based on amount of external cache installed, if applicable
Clock speed DIP switch settings
Clock speed* Switch 1 Switch 2 Switch 3
25 MHz OFF OFF ON
33 MHz ON ON OFF
* Factory set according to processor type
Other DIP switch settings
Switch
4
5
6**
7
Setting
ON
OFF*
ON*
OFF
ON
OFF
Function
Disable password security feature
Enable password security feature
Select color monitor
Select monochrome monitor
External cache installed
External cache not installed
Reserved for future use
* Factory setting
** Factory setting based on whether external cache is installed
Installing and Removing Options 4- 7