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177
Figure 3.13 shows peripheral devices which can be connected
to
the
MZ-SOA. Devices which are
enclosed
in
a thick
solid line
are
interface cards
or RAM blocks and they are connected
to
the expansion
I/O
port via
interface terminals or
connected
to the
specified
connectors in the main
cabinet.
MZ-80A
MONITOR
ROM 4 KB
c
T
RAM
32 KB
RAM
16 KB
1
CPU
Z80
C
TT
o
CRT
DISPLAY
V-RAM
2 KB
TF
SYSTEM
BUS
KEYBOARD
SOUND
C-
TIMER
£
7>
:
EXP.
PORT
No. 1
No. 4
CASSETTE
TAPE
DECK
(UNIVERSAL!
1
1
|
INTERFACE!
PTR,
PTP
etc.
I
PRINTER
1
PRINTER
|
INTERFACE
1
1
|l'D
FLOPPY
|INTERFACE|
1
DISK DRIVE
J
Figure 3.13 MZ-80A
system expansion.
WARNING AND CAUTION
Warning :
Dangerous voltage is inside
of
the main cabinet. Leave the installation of optional devices which can
be
connected
in
the
main
cabinet
to your
dealer.
Caution
r
If
the
power
is turned
on with the upper
pa.t
of the
main
cabinet
lifted,
electrical
parts
may be
damaged.
Metal
articles
remaining in
the cabinet
can cause serious
trouble.
Ensure
that
no
paper clips or other metallic
articles fall
into cabinet.
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