Epson Equity 386/20 Product Support Bulletin page 23

What math co-processor should be used? Is the Weitek 3167 math co-
Q16.
processor supported?
You should use the Intel 80387-20 MHZ numeric co-processor for best
A.
results. The Weitek 3167 math co-processor is not supported.
Can 3 floppy drives be installed to support the different media types
Q17.
available?
No. The BIOS only supports 2 floppy disk drives.
A.
Q18. Can the floppy drive controller be disabled in the Equity 386/20?
Yes. It can be disabled on the SPFG board by switching jumpers J1 and J2
A.
to position BC. The jumpers come set from the factory in position AC,
indicating the FDD controller is enabled.
Can the parallel port be disabled on the Equity 386/20?
Q19.
Yes. To disable the parallel port on the SPFG board, jumpers J3 and J4
A.
should be set to position BC. From the factory jumpers J3 and J4 are set to
position AC, enabling the parallel port.
How many expansion slots are available?
Q20.
There are a total of 9 expansion slots available, 6-16 bit slots, 2-8 bit slots
A.
and 1 reserved 8 bit slot for the SPFG board.
Q21. Can the Equity + keyboards be used on this machine?
A. The Equity + keyboards are the same as the keyboard used on the Equity
386/20 and are thus interchangeable.
PSB No: S-0086A
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