7
②
Fuse
The
rating
is
250
V
，
F2AL.
③
Power
switch
Switch
between
110
V
and
220
V.
④
USB
(type
B)
connector
This
can
be
used
to
connect
a
USB
type
B
controller.
Connect
with
an
external
device,
such
as
connected
to
a
PC
and
controlled
via
PC
software.
⑤
Ext
Mod
In
Connector
(Only
for
the
model
with
"F")
External
modulation
input,
use
it
as
external
signal
source.
⑥
Ref
Clk/Counter
In
connector
(For
the
model
without
"F"
is
Ref
Clk
In)
To
accept
an
external
clock
signal,
or
to
accept
the
input
signal
of
counter.
(Accepting
input
signal
of
counter
is
only
for
the
model
with
"F",
see
page
35,
To
Set
the
Counter
).
⑦
Ext
Trig/Burst/Fsk
In
connector
(Only
for
the
model
with
"F")
This
signal
can
be
used
as
external
signal
source
in
Sweep,
Burst
and
FSK
mode.
User
Interface
Figure 4-3 User interface (take Sine for instance)
①
Parameter
1,
display
parameter
and
edit
the
focused
parameter
②
Current
signal
type
or
mode
③
The
setting
menu
of
current
signal
or
mode
④
Parameter
3,
display
parameter
and
edit
the
focused
parameter
⑤
Parameter
2,
display
parameter
and
edit
the
focused
parameter
Содержание GV-2005
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