Texas Instruments TI-30XIIB Owners Manual - Page 49

calculator

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APPENDIX D Service Information In Case of Difficulty 1. If using the optional rechargeable kits RK-1 or RK-2, check for power at AC outlet and proper insertion of plug into calculator. CAUTION: Use of other than a 9-volt battery or recharging kits RK-1 or RK-2 with electronic battery may apply improper voltage to your TI-30 calculator arid will cause damage. Remember also that the battery packs cannot be recharged with either charger. The RP-5 should only be recharged with the AC9131 and the BP-8 should only be recharged with the AC9132. 2. If the display contains only a decimal point moving across the window, the calculator has automatically lapsed into a power-saving mode. The value that was present in the display can be easily retrieved and displayed by pressing the exchange key *A twice. This procedure does not adversely affect any calculations in progress. 3. If display fails to light on battery operation. check for an improperly inserted or discharged battery See Battery Installation instructions in Section I. 4. Review operating Instructions to be certain calculations are performed correctly. 5. When a battery is inserted into the calculator and the display is not blank. pressing itittj should blank the display and prepare the calculator for your use. If none of the above procedures corrects the difficulty. return the calculator (and rechargeable kit or electronic battery if you have one) PREPAID and INSURED to the applicable SERVICE FACILITY listed on the back cover. NOTE: The P.O. box number listed for the Lubbock Service Facility is for United States parcel post shipments only. If you desire to use another carrier, the street address is. 47

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APPENDIX
D
Service
Information
In
Case
of
Difficulty
1.
If
using
the
optional
rechargeable
kits
RK-1
or
RK-2,
check
for
power
at
AC
outlet
and
proper
insertion
of
plug
into
calculator.
CAUTION:
Use
of
other
than
a
9
-volt
battery
or
recharging
kits
RK-1
or
RK-2
with
electronic
battery
may
apply
improper
voltage
to
your TI
-30
calculator
arid
will
cause
damage.
Remember
also
that
the
battery
packs
cannot
be
recharged
with
either
charger.
The
RP
-5
should
only
be
recharged
with
the
AC9131
and
the
BP
-8
should
only
be
recharged
with
the
AC9132.
2.
If
the
display
contains
only
a
decimal
point
moving
across
the
window,
the
calculator
has
automatically
lapsed
into
a
power
-saving
mode.
The
value
that
was
present
in
the
display
can
be
easily
retrieved
and
displayed
by
pressing
the
exchange
key
*A
twice.
This
procedure
does
not
adversely
affect
any
calculations
in
progress.
3.
If
display
fails
to
light
on
battery
operation.
check
for
an
improperly
inserted
or
discharged
battery
See
Battery
Installation
instructions
in
Section
I.
4.
Review
operating
Instructions
to
be
certain
calculations
are
performed
correctly.
5.
When
a
battery
is
inserted
into
the
calculator
and
the
display
is
not
blank.
pressing
itittj
should
blank
the
display
and
prepare
the
calculator
for
your
use.
If
none
of
the
above
procedures
corrects
the
difficulty.
return
the
calculator
(and
rechargeable
kit
or
electronic
battery
if
you
have
one)
PREPAID
and
INSURED
to
the
applicable
SERVICE
FACILITY
listed
on
the
back
cover.
NOTE:
The
P.O.
box
number
listed
for
the
Lubbock
Service
Facility
is
for
United
States
parcel
post
shipments
only.
If
you
desire
to
use
another
carrier,
the
street
address
is.
47