Epson 4+ Manuel D’Utilisation
EPSON Equity 4+
Main System Board Diagram
parallel port
I
serial
2
port 1
mouse
keyboard
I
CN13
connectors
option card
riser board
connector
VGA feature
connector
connector
video memory
optional)
diskette drive
connector
hard disk
connector
DIP switches
SIMM
sockets
sockets
u41
U42
L
u43
L
u44
>
external
cache sockets
cache sockets
u45
L
L
u47
L
,
u37
jumpers
J4-J9
J4-J9
battery
I
processor in
connector
piezo-electric
PGA socket
speaker
10/1/93
EPSON Equity 4+ 3