Agilent Technologies 4395A - Page 548

Error
Messages
in
Numerical Order
26
PRINTER:not on,
not connect,
wrong
address
The printer
does not
respond to
control. Check
the supply
to the
printer,
online
status
,
sheets
,
and so
on.
34 NO
VALID
MEMORY TRA
CE
If
a
memory
trace
is
to
be
displayed or
otherwise used,
a data
trace must
rst
be
stored
to
memory
.
37
DISPLA
Y
BUFFER
IS
FULL
The
display
buer
is
lled
with
the
overlay
traces
or
traces
drawn
by
IB
ASIC DRA
W/MOVE
commands
,
etc
.
44
O
VERLO
AD
ON
INPUT
B
The
power
level
at
one
of
the
four
receiver
inputs
exceeds
a
certain
level
greater
than
the
maximum
input
level.
45
O
VERLOAD
ON
INPUT
A
The
power level
at
one
of
the
four
receiver
inputs
exceeds
a
certain
level
greater
than
the
maximum
input
level.
46
O
VERLO
AD
ON
INPUT
R
The
power
level
at
one
of the
four
receiver
inputs
exceeds
a
certain
level
greater
than
the
maximum
input
level.
48
PHASE
LOCK
LOOP
UNLOCKED
EXT
REF
Input
of
10
MHz
is
not
proper
,
or
the
instrument
is
needed
to
adjust
or
repair
.
Check
the
external
reference
signal
rst.
Contact
your
nearest
Agilent
T
echnologies
oce
for
adjustment
or
repair
.
50
CONT
SWITCHING
MA
Y
D
AMA
GE
MECH
SW
RF
output
power switch,
input attenuator
switch at
input
R/A/B
,
or
internal
mechanical
switch
in
the S-parameter
test set
is switching
sweep by
sweep
,
because
RF
power
level
or
the
input attenuator
setting
is
dierent
between
two
channels
and
the
dual
channel
is
turn
on,
or continuous
trigger mode
is selected
after
full
2-port
calibration
is
performed
when
4395A
is
used
with
the
S-parameter test
set.
T
o
avoid
premature
wearing
out
of
the
output
power
switch, input attenuator switch, or internal switch of
the S-parameter test set, change trigger
type to HOLD
, SINGLE, or NUMBER of
GROUP to hold sweep after measurement required. Or
,
for example
, turn o the dual channel, or
set the power level and the input attenuator of both
channels to the same setting.
54 TOO MUCH D
ATA
Either there is too much binary data to send to the analyzer when the data transfer format is
FORM 2, FORM 3 or FORM 5, or the amount of data is greater than the number of points.
55 NOT ENOUGH DATA
The amount of data sent to the analyzer is less than that expected ( GPIB only ).
Messages-16