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SA
FE
TY
R
efer to the "O perators Safety Summary" at the front of
this manual for powe r source, grounding, and ot her safety
considerations pertai ning to the
u
se of the 2213 Α.
B
efore
connecting the instrument to α power so urce, carefully read
t
he following about li ne voltages,
p
owe r cords, and fuses .
L
I
NE V
O
L
TAG
E
The inst rument is capa ble of continuous operation using
input voltages that
r
ange from 90 V to 250 V nominal at
fre qu encies from 48
H
z to 440
H
z.
P
O
WER
CO
R
D
Α
d
etac hable
t
hree-wire power co rd with α three-co n tact
p
lug is provided with each instrument to pe rmit connectio n
to both
t
he power source and protective ground. Th e
p
lug
protective-ground contact connects (t hr oug h t h e protective-
grou nd co nductodto the accessible metal
p
arts of the instru-
ment.
F
or electrical-shock
p
r otectio n, insert this
p
lug only
into α
p
ower outlet that
h
as α securely grou nded protective-
grou nd contact .
This inst ru me n t is s hipped with the
r
equ ired powe r cord
as or dered by the customer . Available powe r-cord informa-
tion is ill ust r ated in Figu re 2-1, an d part numbers are listed in
Section 5 of this ma nual . Co n tact your Tektronix
r
epresen-
tative or local Te k t r o nix Field Office fo r
a
dd itio nal powe r-
cord informatio n.
L
I
NE FU
S
E
T
he instrument fuse
h
olier is k)cated on the
r
ear panel
(see
F
igure 2-2) and co ntains the line fu se . The following
procedure ca n be used to verify that the proper fuse is in-
stalled or to install α replacement fuse .
1 . Unplug the
p
ower cord
f
rom the power-input source
(if a
pp
licable) .
2.
P
ress in
a
nd slig htly rotate the fuse-hol der cap coun-
terclockwise to release it .
3. Pull t h e cap (with the attached fuse inside) out of the
fuse
h
ol der.
4. Verify
p
roper fuse value (1 .0 Α, 250 V, slow
b
low) .
5. Reinstall the fuse (o r re placement fuse) and the fuse-
h older ca
p
.
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