UTD2000M
User
Manual
multi
‐
functional
knob
may
be
turned
to
do
setup
and
to
make
the
choice.
MEASURE
:
For
auto
waveform
measurement;
ACQUIRE:
Set
sampling
mode;
STORAGE:
Save
a
waveform
to
or
load
a
waveform
from
memory
or
U
Disk;
CURSOR:
Activate
the
cursor
for
manual
cursor
measurement;
DISPLAY:
Set
wave
format
and
type;
UTILITY:
Activate
system
tools,
i.e.
system
configuration;
HORIZONTAL
MENU:
Set
window
expansion
and
trigger
hold
off;
TRIGGER
MENU:
Adjust
the
parameter
for
triggering
part;
MULTI
PURPOSE:
move
cursor;
set
the
numeric
values
for
some
menu
items
or
multiple
choice
menus;
press
the
knob
for
confirmation;
VERTICAL
POSITION:
Move
the
vertical
position
of
a
waveform
selected.
The
displayed
position
of
the
channel
returns
to
the
vertical
median
of
the
screen
once
this
knob
is
pressed;
HORIZONTAL
POSITION:
Move
the
horizontal
displayed
position
of
a
trigger
point.
The
pre
‐
trigger
point
returns
to
the
horizontal
median
of
the
screen
once
this
knob
is
pressed;
TRIGGER
LEVEL:
Adjust
the
trigger
point
of
a
waveform.
Press
this
knob
to
set
trigger
level
as
50%
or
vertical
reference
zero
level;
RUN/STOP:
Start
or
stop
data
acquisition
for
a
waveform;
1.2
Initial
Settings
The
following
procedures
explain
how
to
verify
the
normal
operation
of
this
unit
rapidly,
how
to
compensate
the
passive
probe
using
built
‐
in
compensating
signal,
how
to
run
the
compensation
program
for
signal
path
(self
‐
correcting)
so
as
to
obtain
maximized
signal
accuracy,
and
how
to
set
time
and
date.
■
All
initial
setup
procedures
should
be
performed
when
this
unit
is
used
for
the
first
time;
■
Probe
compensating
adjustment
should
be
done
when
the
probe
is
connected
to
any
input
channel
for
the
first
time;
■
Self
‐
correcting
program
should
be
run
when
the
change
in
ambient
temperature
reaches
5
℃
or
more.
1.3
General
Check
Before
using
a
new
UTD2000CM
Series
Digital
Storage
Oscilloscope,
you
are
recommended
to
check
it
according
to
the
steps
listed
below.
Check
if
there
is
any
damage
caused
by
transportation:
In
case
you
find
the
packaging
carton
or
polyfoam
cushion
has
any
serious
damage,
please
contact
the
UNI
‐
T
distributor
who
sells
it
immediately.
Check
accessories:
We
have
made
detailed
description
of
the
accessories
that
come
with
this
instrument
in
“Accessories
of
UTD2000CM
Digital
Storage
Oscilloscope”,
as
stated
earlier
in
this
Manual.
You
can
refer
to
this
to
check
whether
there
is
any
missing
accessory.
In
case
you
find
any
missing
or
damaged
accessory,
please
contact
the
UNI
‐
T
distributor
who
sells
it
or
local
representative
office
of
UNI
‐
T.
Check
the
whole
instrument:
In
case
the
instrument
is
found
having
damaged
housing,
working
improperly
or
to
have
failed
the
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