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PCturbo
286e
80287 5MHz/8MHz Jumper
The PCturbo 286e will accommodate 80287 ICs
running at either 5MHz or 8MHz. A pair of
jumpers is provided to select the speed.
Position the jumpers according to the speed of
the 80287 you will be using. If you are not
using an 80287, the jumper setting does
not matter.
o
o
5 MHz Operation (default):
- ' - '
8MHZ
5MHZ
8 MHz Operation:
- ' - '
8MHZ
~.
5MHZ
If your IC is labeled 80287-3, use the
5MHz setting.
If your IC is labeled 80287 or 80287-8,
use the 8MHz setting.
2-8
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