User`s manual

6-4 Entering 33/40MHz Cache Mode

Software Switch

When pins 2 and 3 of jumper J3 are shorted, the system speed may

be toggled between Turbo (cache support in ultra-high speed) and

Normal (emulate without cache support in lower speed) by holding

down the control <Ctrl> and alternate <Alt> keys on the keyboard

while pressing the minus <-> key.

The Turbo LED on the control panel will light in Turbo mode.

Hardware Switch

When pins 1 and 2 of jumper J3 are connected by the switch on the

control panel, push the hardware switch off to enter Turbo mode and

push it on to enter Normal mode. The Turbo LED will light in Turbo

mode.

Chapter 6: Appendix