Epson Endeavor 468C - Manual (Page 78)

Display adapter and CPU jumper settings
Jumper Setting Function
J3 A* Enable the built-in VGA adapter
B Disable the built-in VGA adapter so
you can use a display adapter on an
option card as your primary adapter
J4 A** Select DX or DX2 CPU
B Select SX CPU
* Factory setting ** Factory set according to system CPU
External cache jumper settings
* Factory setting; change jumpers only if external cache chips are installed
by servicer
DIP switch settings
Switch Setting Function
1 ** O N 33 MHz CPU speed
O F F 25 MHz CPU speed
2** O N 25 MHz CPU speed
O F F 33 MHz CPU speed
3 ** O N CPU present in PGA socket
O F F CPU absent from PGAsocket
4 O N * Enable’password security feature
O F F Disable password security feature
5 O N * Select color monitor
O F F Select monochrome monitor
* Factory setting ** Factory set according to system type
Installing and Removing Options 4-7