Epson Equity III Product ondersteunings bulletin - Pagina 17

Blader online of download pdf Product ondersteunings bulletin voor {categorie_naam} Epson Equity III. Epson Equity III 45 pagina's. Product support bulletin(s)
Ook voor Epson Equity III: Product ondersteunings bulletin (3 pagina's), Product ondersteunings bulletin (19 pagina's), Producthandleiding (13 pagina's)

EQUITY II MCY BOARD Y147201000 REV. 01 & 02 JUMPER CONFIGURATIONS

MCY

board

Y147201000

revision

and 02

differences.

Revision 02 MCY

boards have the

following

improve-

ments over the 01

revision MCY board.

* Serial port works

over 1200 baud.

* Concurrent oper-

ation of 8087 &

optional

Dynamic

RAM or EGA/VGA.

* Topview fix in-

corporated

MCY (main) board.

and J2 should be in position 2 to enable DMA RAM refresh to the

option slots for expanded memory boards or EGA/VGA video boards.

An 8087 will function concurrently with dynamic RAM boards on

Rev. 02 boards with the jumpers in position 2.

and J2 should be in position

V30 runs about 20% faster in this position.

Rev. 01 MCY board.

* J3 and J4 are not available on these versions of MCY board.

Non-Epson

JUMPER

keyboards

cannot

----- Page 4 of 6 -----

Reset

Dip Switch

CONFIGURATIONS

to disable DMA RAM refresh. The

used.

Vol. Keyboard

8087-2 enabled on