Specifications

Connecting
an
RGBI
Monitor
An
RGBI
monitor
provides
an
80-column
color
or
monochrome
dis
play.
(The
picture
on
most
TV
sets
and
composite
monitors
does
not
have
the
extra
sharpness
or resolution
required
to
handle
an
80-
column
display.)
You
plug
an
RGBI
monitor
into
the
9-pin
port
labeled
RGBI
on
the
back
of
the
computer.
NOTE:
You
can
connect
a
composite
monitor
and
an
RGBI
monitor
to
the
Commodore
128D
at
the
same
time.
You can
switch
between
the
monitors
by
pressing
and
releasing
the
ESCAPE
key
and
then
pressing
the
letter X.
Connecting
a
Dual Monitor
A
dual
monitor
like
the
high-resolution
Commodore
1902
cap
provide
either
a
40-
or
80-column
color
display.
The
video
switch
on
the
moni
tor
must
be
set
to
the
operating
mode
(composite,
RGBI)
you
want.
A
dual
monitor
comes
with
both
an
8-pin
and
a
9-pin
cable.
You
plug
the
cables
into
the
VIDEO
and
RGBI
ports
on
the
back
of
the
computer.
The
above
instructions
should
apply
to
most
monitors.
If
you
have
a
problem
making
the
connection,
check
the
user's
manual
that
came
with
your
monitor.
Connecting
a
Television
Set
How
you
connect
your
Commodore
128D
to
a
television
set
depends
on
what
type
of
antenna
connection
your
TV
has.
There
are
two
types
of
antenna
connections:
Flat
300-ohm
wire
Round
75-ohm
coaxial
cable
9