Main Tests - Fluke 93 Service Manual

Scopometer. philips pm93; pm95; pm97
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CORRECTIVE MAINTENANCE
7-5
7.1.4
Main
tests
T.
1.4.1
Operation
Verification
Procedure
This
test verifies
the
ScopeMeter
with
a
minimum
of test
steps
and
actions.
It
does
not
check
every
facet
of
the
Scope
Meter's
charade
ri
sties,
but
It
gives
you an
indication
of
correct operation.
For operation
verification
purposes,
the
ScopeMeter
generates
a 97S
Hz/
5V
peak-to-peak square
virave
signal that
can
be measured and
verified.
This
signal
Is
measured
in
the
SCOPE
and
METER
mode.
NOTE:
To
use
the
ScopeMeter
to
Its
fullest
capability
it
is
essential
to
use
only
callbratea
probes
with
your
instrument
These
calibrated
probes are
delivered
with
the
Scc^Meter.
Operation
Verification
Procedure:
1
.
Turn
ON
the
Scop^eter.
2.
Connect
the red
10:1
scope
probe
to
channel
A
(red
BNC)
input.
3.
Connect
the red adjust
adapter
to
the rod
banana
GENERATOR
OUTput
connector.
4.
Connect
the red
probe
to
the red
banana/scope
tip
adapter.
5-
Press
the
SCOPE
key.
6.
Press the
LCD/CAL
key.
7.
Press
the
PROBE CAL
softkey
to
select the
CALibration
& ADJUST
pop-up
menu.
8.
Press the
[21
select/adjust
keys
to
select
AC ADJUST
of
channel
A.
9.
Press
the
ENTER
softkey to enter
the
AC
ADJUST
mode.
Check
the
SCOPE
display
on
the
following settings
and
results:
Channel
Configuration
Char^nel
A
Ve
rtica
I
AmpI
itude
1
V/di
Channel
Input
Coupling
AC
Probe
Selected
PROBE
xlC
Time Base
1O0
ps/div
Trigger
Mode
(Press
SCOPE
key)
Recurrent
Trigger
Source
(Press
TRIGGER
key)
Channel
A
Trigger
Slope (Press
TRIGGER
key)
+
Slope

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