Model
72
‐
7610/72
‐
10510
User
Manual
6
For
provided
accessories
details,
description
has
been
made
in
“Accessories”
section
of
this
user
manual.
If
you
find
any
accessory
is
missing
or
damaged,
please
contact
Tenma
distributors
or
the
local
offices.
3.
Check
the
main
instrument
In
case
of
damages
to
the
appearance
of
instrument,
abnormal
operation
or
failure
to
pass
the
performance
tests,
please
contact
Tenma
distributors
or
the
local
offices.
If
the
instrument
is
damaged
due
to
transportation,
please
pay
attention
to
keeping
the
package,
notify
the
transportation
department
and
Tenma.
They
will
make
arrangement
for
repair
or
replacement.
3.
Function
Inspections
Conduct
a
fast
functional
inspection
to
verify
whether
the
oscilloscope
runs
normally.
Please
take
the
following
steps:
Power
on
the
oscilloscope
Users
can
power
on
the
oscilloscope
with
voltage
supply
of
AC
100V
–
AC
240V
and
frequency
of
45Hz
–
440Hz.
After
powering
on,
in
order
to
activate
the
best
working
status,
press
UTILITY
menu
after
waiting
30
minutes,
then
press
F1
for
self
‐
calibration.
On
the
next
menu
interface,
press
F1
button
again
for
“factory
settings”
as
shown
in
Figure
1
‐
4.
Figure
1
‐
4
Warning:
please
confirm
that
the
oscilloscope
has
been
safely
grounded
to
avoid
hazard.
Oscilloscope
accessing
to
signal
1)
The
oscilloscope
has
two
input
channels
with
an
additional
external
trigger
input
channel.
Please
check
the
signal
according
to
the
following
steps.
Connect
a
probe
to
CH1
input
terminal
and
set
the
attenuation
rate
switch
on
the
probe
as
10×
(Figure
1
‐
5)
