Datron 4708 User Handbook Manual page 47

KEY
LEDs
Basic Indications:
Lit
-
The
labelled
facility is
selected
and
active.
Unlit
-
The
labelled facility
is
not
selected.
Lit
Green
(Spec
and Error
only)
-
Other
MODE
keys'
facilities
are reassigned
to
the
secondary
modes
printed
ABOVE
their keys,
as directed
by
the
arrows.
Lit
Green
(Store only) -
FREQUENCY RANGE
keys are reassigned
to select
F1-F5
memory
stores.
Warnings with Function
DC
or
AC
Selected:
OUTPUT
RANGE
lOOV
or
lOOOV
LED
flashing
-
A
voltage
in
excess of
llOV
DC
or
75V
RMS
AC
has
been
selected
(OUTPUT
ON
or
OFF).
ON
LED
flashing while
in
Low
Voltage State with
OUTPUT ON
-
An
attempt to select output in
excess of
llOV
DC
or
75V
RMS AC
has
been
prevented.
-
Repressing
OUTPUT
ON
key
will
switch
the
fflGH
VOLTAGE
ON.
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