Midway 4-Player 25" Dedicated Video Game User Manual
Page 97
Wiring 5-9
CPU BOARD JUMPER LOCATION TABLE
Jumper
J1
J2
J3
J4
J5
J6
Located
Near…
U28 &
Connector P5
U22 & U27
CPU BOARD JUMPER POSITION TABLE
ROM Type
Default
Options*
J1
J2
J3
J4
J5
J6
27C080, 1M X 8, EPROM
1-2
2-3
1-2
1-2
--
--
■
27C040, 512K x 8, EPROM
1-2
1-2
1-2
1-2
--
--
27C010, 128K x 8, EPROM
1-2
1-2
1-2
2-3
--
--
29F040, 512K x 8, Flash
2-3
1-2
2-3
1-2
--
--
29F020, 256K x 8, Flash
1-2
1-2
2-3
1-2
--
--
Boot
(U27)
29F010, 128K x 8, Flash
1-2
1-2
2-3
1-2
--
--
27C080, 1M x 8, EPROM
--
--
--
--
2-3
--
■
27C040, 512K x 8, EPROM
--
--
--
--
1-2
--
Expansion
(U28)
27C010, 128K x 8, EPROM
--
--
--
--
1-2
--
■
Boot from CPU ROM
--
--
--
--
--
1-2
External
Boot
Boot from SIO ROM
--
--
--
--
--
Re-
moved
*Notes
1. --
= Not Applicable
2. Memory type numbers shown are for blank parts. Your game requires programmed parts.