Overview
4339B
Front
P
anel
This
section
gives
a
guided
tour
of
the
front
panel.
For
a detailed
description of
each key's
function,
refer
to
Chapter
3.
Each
description
starting
with
(Shift)
is
the secondary
function of
the key
, which
is available
by
pressing
the
blue
shift
key
(refer
to \Shift
Key").
1.
Display
displays
measurement
results
,
instrument
states
, and
error
messages
.
2.
LINE Switch
turns
the
4339B
ON
and
OFF
.
3.
Interlock
Connector
provides
safety
from
high
voltages
and
identies
which
test
xture
is
connected.
4.
UNKNO
WN T
erminal
is
the
connection
port
of
the
test
xture
.
5.
High
V
oltage
Indicator
indicates
that
the
4339B
is
outputting
dangerous
voltage
levels
up
to
1000
Vdc
.
6.
V
oltage
Output
K
ey
applies
test
voltage
to
DUT
.
7.
V
oltage
Output
Indicator
indicates
when
voltage
is
applied
at
Output
terminal.
8.
Measurement
P
arameter
K
ey
selects
the
measurement
parameter.
(Shift)
Electrode
Size
K
ey
denes
the
size
of the
test
xture
electrode
.
9.
Show Setting K
ey
selects the mode of the Measurement Settings display on the right side
of the LCD display
.
(Shift)
Current Monitor K
ey
sets the current monitor
.
10.
Auto/Hold
Key
toggles the measurement range mode between A
uto and Hold.
(Shift)
Range Setup K
ey
selects the measurement range
.
11.
Left/Down and Right/Up Arrow
Keys
increases or decreases the setting value
.
12.
Source Voltage Key
sets the value of the applied voltage.
(Shift)
Current Limit Key
sets the limit value of the current through the DUT.
13.
Measurement Time Key
selects measurement time mode of Short, Medium, or Long.
(Shift)
Average key
sets the averaging rate.
14.
Measurement Sequence Mode Key
selects the measurement sequence mode.
(Shift)
Program Key
sets the measurement sequence.
1-4 Getting Started