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5
6
USING
THE
HH
C
PRIMARY UNIT
On the
other
hand,
if RESTART does not appear when
you
first turn
on
the
unit
from
a
cold
start. or if the message BAT
LOW appears with
a beep
for
a few seconds and
then goes away.
or if there is
nothing in the
Display-then
your batteries need to be
recharged
by
using
the AC Adaptor
which
plugs
into the round
jack
on
the right side
of the
HHC.
Take care to see
that the AC Adaptor has
sufi1C1ent ventilation so that
it
does
not overheat
.
Be
sure to
set the
AC Adaptor lor the
correct
voltage
( 120 or
220).
to
avoid serious
battery
damage.
Also
note that you
should
use
the
AC Adaptor
whenever
possible-
keeping
the
batteries fully
charged
for portable use of the
HHC.
even
when
the ALL-OFF switch
is
in
the
OFF
position
.
If BAT
LOW appears
in
the
Display the batteries
need to
be recharged, or you
should
use the ALL-OFF
switch
on
the back
of
the
unit
to turn
the HHC
oil,
even
though
this
means
that
you will lose some
data.
Otherwise. your batteries could
discharge
permanently
.
The
Inst rument It
sel
f
Let's take
a
look at your
HHC
.
First
the
back
side:
behind the
removable
door are
three sockets lor HHC
capsule
programs.
ICIOal
vlew•ng
angle
Now.
use
the page with the color-keyed diagram of the
computer
to
locate
features
as
they
are discussed
in
the
remainder
of this
manual.
At the top
of
the front
or
the HHC
is
the
"
window"
that
is the Display area-a liquid
crystal
display (LCD)
that
can
hold up to 26
characters
plus graphic patterns.
The
Display
has been
designed so
that it
can be
read easily
when
the
HHC is
lying
flat. as on
a
desk.
The Illustration at left
shows the ideal viewing
angle.
Experiment
until
you lind the best angle
for your own
operations.
Immediately below the D1sptay are eight ·'indicators··
.
Use the table below
to
lind
the meamng
i
f
a
" Bhp"
(small triangle)
is
on
above
one of these ind1cator
words
(Note:
the leftmost Bhp is used to mean
different
things by different
HHC
capsule
programs:
consult
your
capsule program
manuals to
learn 11 this
Blip
has a
significance
for
the capsule program
you are
using):
SHIFT-The HHC
is
in the Shift
Mode (refer
to
the
SHIFT
key described below).
LOCK-Some function has been
locked
with the LOCK
key
(described
below)
.
2ND
SFT-
The HHC
is in
the
Second-Shift
Mode
(described
below).
DELETE-
The HHC is in
the Delete
Mode
(described
below).
INSE
RT-
The HHC Is in the
Insert
Mode
(described below).
ALARM
- The
Clock/Controller
has a
message
for
you (described in the section
on the Clock/Controller).
ON-
LINE-
When
the
HHC
is
being used
wi
th
a
Modem
peripheral
as
a terminal
to another
computer,
this Blip indicates
that
you are
properly
receiving
the
carrier tone from the
remote
computer.
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