Agilent Technologies 4395A, Service Manual

Page: 316 / 343

Error Messages in Alphabetical Order
269 COMPENSA TION ABOR TED
Comp ensation data acquisition pro cess is ab orted.
267 COMPENST A TION REQUIRED
Comp ensation is required. P erform compansation to obtain comp ensation data.
50 CONT SWITCHING MA Y D AMA GE MECH SW
RF output p o w er switch, input attenuator switch at input R/A/B, or in ternal mec hanical
switch in the S-parameter test set is switching sw eep b y sw eep, b ecause RF p o w er lev el or the
input attenuator setting is dieren t b et w een t w o c hannels and the dual c hannel is turn on,
or con tinuous trigger mo de is selected after full 2-p ort calibration is p erformed when 4395A
is used with the S-parameter test set. T o a v oid premature w earing out of the output p o w er
switch, input attenuator switch, or in ternal switch of the S-parameter test set, c hange trigger
t yp e to HOLD, SINGLE, or NUMBER of GR OUP to hold sw eep after measuremen t required.
Or, for example, turn o the dual c hannel, or set the p o w er lev el and the input attenuator of
b oth c hannels to the same setting.
135 COUPLED CHAN - BETWEEN NA&NA OR ZA&ZA
The analyzer t yp es of b oth c hannels m ust b e the net w ork analyzer mo de or imp edance
analyzer mo de when the coupled c hannel is turned on. It is not p ossible to turn the coupled
c hannel on in sp ectrum analyzer mo de.
74 CURRENT EDITING SEGMENT SCRA TCHED
The curren t editing segmen t for the list table and the limit line is scratched when the
follo wing cases o ccur ( GPIB only ) :
When EDITLIST (edit list table) command is receiv ed while editing a segmen t for the list
table.
When EDITLIML (edit limit line) command is receiv ed while editing a segmen t for the limit
line.
Send LIMSDON (limit segmen t done) or SDON (segmen t done) to terminate editing segmen t.
16 CURRENT P ARAMETER NOT IN CAL SET
GPIB only. Correction is not v alid for the selected measuremen t parameter.
D
0230 Data corrupt or stale
P ossibly in v alid data. New reading started but not completed since last access.
0225 Data out of memory
The analyzer has insucien t memory to p erform the requested op eration.
Messages-4