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System
Message
System
messages
are
display
ed
on
the
System
Message
Line
to
pro
vide
op eration
instructions
for
the
user,
and
to
rep ort
on
the
4284A's
status.
There
are
t
w
o
categories
of
system
messages,
w
arning
messages
and
instruction
messages.
W
arning
Messages
The
4284A
displays
w
arning
messages
on
the
System
Message
Line
when
an
inappropriate
op eration
is
attempted,
or
when
the
setting
is
c
hanged
automatically
due
to
an
inappropriate
op eration.
The
w
arning
op eration
should
not
set
an
error
bit.
The
following
list
describ es
the
4284A's
w
arning
messages.
W
arning
Message
Description
W
arning,
1
I
bias
unit
When
the
4284A
nds
one
curren
t
bias
unit
connected,
this
message
is
display
ed.
W
arning,
2
I
bias
unit
When
the
4284A
nds
t
w
o
currem
t
bias
units
connected,
this
message
is
display
ed.
W
arning,
ALC
turned
o
When
the
LEVEL
setting
is
out
of
the
ALC's
a
v
ailable
range,
the
ALC
function
is
automatically
turned
OFF.
Set
the
LEVEL
to
b e
within
the
ALC's
a
v
ailable
range,
and
then
set
ALC
to
ON.
W
arning,
ALC
unable
to
regulate
When
the
LEVEL
setting
is
inappropriate
for
use
with
the
ALC
function,
the
ALC
function
will
not
w
ork,
the
op eration
will
b e
the
same
as
if
the
ALC
function
is
turned
OFF.
(The
data
status
is
set
to
4.)
Set
the
LEVEL
appropriate
for
the
device.
W
arning,
Correction
not
eectiv
e
When
the
MUL
TI
correction
mo
de
is
used
and
the
measuremen
t
frequency
is
not
equal
to
FREQ1{3
(correction
frequency),
correction
will
not
b e
p erformed.
W
arning,
Deviation
measuremen
t
ON
The
deviation
measuremen
t
is
set
to
ON
when
the
display
page
is
c
hanged
to
the
BIN
No.
DISPLA
Y
,
BIN
COUNT
DISPLA
Y
,
or
LIMIT
T
ABLE
SETUP
page.
W
arning,
I
bias
unit
disconnected
This
message
is
display
ed
when
the
status
is
c
hanged
after
the
curren
t
bias
unit
is
disconnected.
W
arning,
Improp er
high/low
limits
The
high
limit
v
alue
is
less
than
the
low
limit
v
alue
of
the
limit
table.
W
arning,
Lev
el
c
hanged
for
ALC
When
the
ALC
is
turned
on
and
the
LEVEL
setting
is
out
of
the
ALC's
a
v
ailable
range,
the
LEVEL
setting
is
c
hanged
to
b e
within
the
ALC's
a
v
ailable
range.
W
arning,
Signal
source
o
v
erload
When
the
signal
source
is
o
v
erloaded,
the
measuremen
t
data
is
not
guaranteed
to
b e
v
alid.
(The
data
status
is
set
to
3.)
Reduce
the
LEVEL.
W
arning,
DCI
Isolation
turned
o
When
Hi-PW
mo
de
is
set
to
OFF
and
DCI
ISO
ON
is
set,
DCI
is
automatically
set
to
ISO
OFF.
Error
and
W
arning
Messages
B-11
Содержание 4284A
Страница 12: ......
Страница 37: ...Figure 1 1 Power Cable Supplied Installation and Set Up Guide 1 3 ...
Страница 54: ...Figure 2 5 Display Pages 1 3 2 12 Overview ...
Страница 55: ...Figure 2 5 Display Pages 2 3 Overview 2 13 ...
Страница 56: ...Figure 2 5 Display Pages 3 3 2 14 Overview ...
Страница 58: ...Figure 2 7 Softkey Selection Example 2 16 Overview ...
Страница 60: ...Figure 3 1 Available Fields on the MEAS DISPLAY Page 3 2 DISPLAY FORMAT Menu ...
Страница 61: ...Figure 3 2 Available Softkeys on the MEAS DISPLAY Page DISPLAY FORMAT Menu 3 3 ...
Страница 66: ...Figure 3 4 Effective Measuring Range Oscillator Level 2V or 20 mA 3 8 DISPLAY FORMAT Menu ...
Страница 91: ...Figure 3 15 Available Fields on the LIST SWEEP DISPLAY Page DISPLAY FORMAT Menu 3 33 ...
Страница 96: ......
Страница 99: ...Figure 4 2 Available Softkeys on the MEAS SETUP Page MEAS SETUP Menu 4 3 ...
Страница 104: ...Figure 4 5 Available Operating Area for the ALC Function 4 8 MEAS SETUP Menu ...
Страница 113: ...4 Press NNNNNNNNNNN YES to reset the 4284A MEAS SETUP Menu 4 17 ...
Страница 115: ...Figure 4 8 Available Fields on the CORRECTION Page MEAS SETUP Menu 4 19 ...
Страница 116: ...Figure 4 9 Available Softkeys on the CORRECTION Page 4 20 MEAS SETUP Menu ...
Страница 131: ...Figure 4 15 Available Fields on the LIMIT TABLE SETUP Page MEAS SETUP Menu 4 35 ...
Страница 145: ...Figure 4 21 Available Fields on the LIST SWEEP SETUP Page MEAS SETUP Menu 4 49 ...
Страница 152: ......
Страница 158: ...Figure 5 4 Available Fields on the SYSTEM CONFIG Page 5 6 Catalog System Configuration ...
Страница 182: ...Figure 6 12 Measurement Contacts for Test Leads Extension 6 14 Measurement Procedure and Examples ...
Страница 228: ...Figure 7 19 Standard Event Status Register 7 28 Remote Control ...
Страница 240: ......
Страница 361: ...Caution The memory card should be removed before packing the 4284A General Information 9 29 ...
Страница 362: ......
Страница 432: ......
Страница 436: ......
Страница 440: ......
Страница 450: ...Figure G 8 Short Circuit Recovery Delay Times 3 G 10 Transient States Caused by Measurement Condition Changes ...
Страница 460: ......