5-36
TOS9213S/ TOS9213AS
5.6
Connecting the Test Leadwire
•
It is extremely dangero
u
s to connect the test lead
w
ire incorrectly, as the
DUT may
b
e charged to an excessi
v
ely high
v
oltage. Be s
u
re to make con-
nections sec
u
rely.
5.6.1
Connecting the test leadwire to the tester
■
Connecting the low-voltage test leadwire
1.
Check for a disconnection in the test lead
w
ire.
2.
Connect the lo
w
-
v
oltage test lead
w
ire to the tester’s LO
W
terminal.
Fig.5-11 Connecting the lo
w
-
v
oltage test lead
w
ire
■
Connecting the high-voltage test leadwire
After connecting the low-voltage test leadwire, follow the procedure specified
below.
1.
Press the STOP s
w
itch.
2.
Confirm that the analog
v
oltmeter indicates “0.”
3.
Confirm that the DA
N
GER lamp is off.
4.
Connect the high-
v
oltage test lead
w
ire to the HIGH
V
OLTAGE terminal.
5.
Short-circ
u
it the lo
w
-
v
oltage and high-
v
oltage test lead
w
ires, and con-
firm that no high
v
oltage is o
u
tp
u
t.
5.6.2
Connecting a DUT
After connecting the low-voltage and high-voltage test leadwires, connect a DUT by
following the procedure specified below.
1.
Press the STOP s
w
itch.
WARNING
Fix the test leadwire
mounting guard.
LOW terminal
Test lead wire (black)
