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llEllJENHAlN
DR. JOHANNES
HEIDENHAlN
GmbH
D-8225
Traunreut
.Tel. (08669)
31-O
Kundendienst
Re-initialization
of
a previously
loaded
Burn-111
test
program
The
possibility
exists
that
the
Burn-In
test
program
has~been
loaded
and
then
the
power
removed.
In this
situation
the
buffer
batteries
will
maintain
the
program
in
memory
until
the
mains
is
restored.
It
is
also
possible
that
the
system
has
been
warm-booted,
during
the
execution
of
the
Burn-In
test,
by pressing
Under
both
of
these
circumstances
the
following
procedure
is
to
be followed
in
order
to
restart
the
Burn-In
test
program:
The
Control
will
automatically
car&
out
a memory
check.
This
test
takes
approx.
17 set,
during
which
time
the
dialogue
"MEMORY TEST"
will
be displayed
on the
VDU.
Upon
completion
of
this
test,
the
dialogue
will
be
replaced
by
"PRESS
NOENT KEY"
IMPORTANTZ
Only
press
the
key
if
you
wish
to
erase
the
Burn-In
test
program
and
return
to
the
normal
operating
system.
To restart
the
Burn-In
test
program
press
q :
SERVICE
MANUAL TNC 151/155
Page
26
Section
2.2.6
The
following
dialogue
will
then
be displayed:
"EXTERNAL
UNIT
CONNBCTED
?"
Any
other
display
implies
an error
in
the
stored
test
program
and the
program
must
be reloaded
from
the
cassette.
Fig.
8
Re-initialization
of
a previously
loaded
Burn-In
test
program
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