5520A
Service Manual
4-8
4-12. Complete List of Error Messages
The following is a list of the 5520A Calibrator error messages. The error message format
is shown in Table 4-1.
Table 4-1. Error Message Format
Error
Number
(Message Class : Description)
Text
characters
0 to 65535 QYE Query Error, caused by
a full input buffer,
unterminated action or
interrupted action
F Error is displayed on the
front panel as it occurs
Up to 36 text
characters
DDE Device-Specific Error,
caused by the 5520A due to
some condition, for example,
overrange
R Error is queued to the
remote interface as it occurs
EXE Execution Error, caused
by an element outside of, or
inconsistent with, the 5520A
capabilities
S Error causes instrument to
go to Standby
CME Command Error,
caused by incorrect command
syntax, unrecognized header,
or parameter of the wrong
type
D Error causes instrument
returns to the power up state
(none) Error is returned to the
initiator only (i.e., local initiator
or remote initiator)
0 (QYE: ) No Error
1 (DDE:FR ) Error queue overflow
100 (DDE:FR D) Inguard not responding (send)
101 (DDE:FR D) Inguard not responding (recv)
102 (DDE:FR D) Lost sync with inguard
103 (DDE:FR ) Invalid guard xing command
104 (DDE:FR D) Hardware relay trip occurred
105 (DDE:FR D) Inguard got impatient
106 (DDE:FR D) A/D fell asleep
107 (DDE:FR D) Inguard watchdog timeout
108 (DDE:FR ) Inguard is obsolete
109 (DDE:FR D) Inguard parity error
110 (DDE:FR D) Inguard overrun error
111 (DDE:FR D) Inguard framing error
112 (DDE:FR D) Inguard fault error
113 (DDE:FR D) Inguard fault input error
114 (DDE:FR D) Inguard fault detect error
115 (DDE:FR D) Inguard read/write error
300 (DDE: ) Invalid procedure number
301 (DDE: ) No such step in procedure
302 (DDE: ) Can’t change that while busy
303 (DDE: ) Can’t begin/resume cal there