T
O
S
8040
Precautions
for
Safe
Testing
23
3
.
Connect
the
b
lac
k
test
lead
to
the
DU
T.
Not
e
t
h
at
imp
ro
pe
r
t
es
t-
le
a
d
co
nne
ct
i
o
ns m
a
y
ca
use
t
he en
t
i
r
e DUT
to
be
c
h
ar
ged
to
d
a
nge
ro
usly high v
o
l
ta
ges
.
4
.
Connect
the
red
test
lead
to
the
DU
T.
Fig.
3-3
Ex
ample
of
Connection
to
the
DU
T
5
.
I
nsert
the
red
test
lead
into
the
H
I
GH
V
O
LTAG
E
terminal.
Fig.
3-4
Connecting
the
H
I
GH
V
O
LTAG
E-
side
test
lead
■
T
o disconnect the test leads from the
DUT
Dis
co
nne
ct
t
he
r
ed
t
es
t
le
a
d f
ro
m
t
he
HIGH
V
OL
T
AG
E
t
e
r
min
a
l
.
Y
o
u d
o
n
ot
need
to
dis
co
nne
ct
t
he bl
ac
k
t
es
t
le
a
d f
ro
m
t
he
LO
W
t
e
r
min
a
l
.
Sh
ort-c
i
rc
ui
t t
he
L a
nd
N
t
e
r
min
a
ls
o
f
t
he
p
o
we
r
cor
d
a
nd
co
nne
ct t
he
r
ed
a
llig
ator c
lip
to o
ne
t
e
r
min
a
l
.
Ex
ample of connection
b
et
w
een the AC
I
NP
U
T
connector and chassis
First
,
co
nne
ct t
he
bl
ac
k
a
llig
ator c
lip
to t
he
DUT
ʼ
s
ca
se
(
co
ndu
ct
ive
p
art
)
.
HIGH
V
OL
T
AG
E
-
side
t
es
t
le
a
d
(
r
ed)