4-8
Help
~
Operating Problem
Table
4-3.
RF
Power and
TRFL
Error Codes
(3
of
3)
Display
Code
18
20
21
22
23
24
26
Problem Description Input Problem
Indicates power level at Sensor Module input is
not
0.0 dBm
(1
mw) during calibration process.
Entered value out of range.
Invalid key entry.
Invalid special function prefix entered.
Invalid special function suffix entered.
Invalid HP-IB code.
End of
RF
Power calibration table. (If
displayed after first attempt to read table
using
37.6
SPCL ,the table is empty.)
Check sensor
connection at
RF
POWER OUTPUT port.
Check limits of function.
Check compatibility of
function(s) with selected
measurement mode.
Check special function
number and re-enter.
Check special function
number and re-enter.
Check function codes.
Refer to
Appendix
B
for cal factor entry and
verification procedures.
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