Texas Instruments TI Programmable 57

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APPENDIX
C:
ERROR CONDITIONS
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12.
Direct
transfer
instructions
(
or
[S88]
)
that
attemptito
branch
to
unassigned
label
positions.
Current
display
value
is
flashed.
A
(2nd)
nn
key
sequence
where
nn
is
greater
than
49
also
produces
a
flashing
condition:
:
13.
Attempting
to
execute
a
program
past
location
49.
Current
display
value
is
flashed.
14.
Attempting
to
calculate:
x
or
o*
without
entering
any
data
or
only
entering
a
single
data
point.
Wuen
Errors
Are
EncountereD
WHEN
RUNNING
A
PRoGRAM:
When
any
of
the
foregoing
errors
occur
ina
program,
the
program
will
stop
and
show
you
a
flashing
display.
This
means
you've
asked
the
calculator
to
do
something
in
a
program
that
it
cannot
do
—
even
directly
from
the
keyboard.