Leaving C64 Mode
To leave C64 Mode, switch the computer
off.
Note that the computer MUST
be
switched off before a cartridge
is
removed from the C128's Expansion
Port.
If you wish to access another mode and / or run a different piece of
software the cartridge must
be
removed from the computer before
it
is
switched
on
again.
CP/M
MODE
CP
/ M Plus version 3.0
is
a popular operating system for microcomputers. It
was developed
by
Digital Research Incorporated (DRI). Like
all
operating
systems, CP / M Plus
is
a set
of
instructions which tell the computer how to
manage all the hardware
and
software elements
of
the system, such as
memory, disk storage, screen, keyboard and printer.
This mode supports both
40
and
80 column displays. Software available for
earlier versions
of
CP
/ M, such
as
CP
/ M 2.0
or
CP
/ M
2.2
, can also be run
on the C128
in
CP / M Mode.
A manual giving a detailed description of how to use CP / M Plus
is
available.
In
formati
on
about how you can obtain a copy
is
given
on
a coupon enclosed
in
the box
in
which the C128 computer
is
supplied.
CP
/ M Mode can
be
entered either when switching
on
the computer,
or
from
C128 Mode.
To Enter
CP/M
Mode When Switching On The Computer
To select 40 column display:
• Make sure that you are using a
TV
set, a composite monitor,
or
a
1901
dual monitor
• If you are using the
1901
dual monitor, ensure that
it
is
set to separated
chroma/ luma (this
is
described
in
the
1901
's user manual)
• Make sure the
40
/ 80 key
is
NOT depressed
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