User Manual

Status and Events
Device Error
The following t
able lists the device errors that can occur d uring oscilloscope
operation. These errors may indicate that the oscilloscope needs repair.
Table 3-7: Device error messages (DDE bit 3)
Code Message
310
System error
311 Memory error
312 PUD memory lost
314
Save/recall memory lost
System Eve nt
The following t
able lists the system event messages. These messages are
generated whenever certain system conditions occur.
Table 3-8: System event messages
Code Message
400
Query event
401
Power on (PON bit 7 set)
402
Operation complete (OPC bit 0 set)
403
User request (URQ bit 6 set)
404
Power fail (DDE bit 3 set)
405 Request control
410
Query INTERRUPTED (QYE bit 2 set)
420
Query UNTERMINATED (QYE bit 2 set)
430
Query DEADLOCKED (QYE bit 2 set)
440
Query UNTERMINATED after indefinite response (QY E bit 2 set)
468
Knob/Keypad value changed
472 Application variable changed
Execution Warning
The follow
ing table lists warning messages that do not interrupt the flow of
command execution. They also notify you of a possible unexpected results.
Table 3-9: Execution warning messages (EXE bit 4)
Code Message
528
Parameter out of range
532
Curve data too long, Curve truncated
533
Curve error, Preamble values are inconsistent
540 Measurement warning, Uncertain edge
541 Measurement warning, Low signal amplitude
542 Measurement warning, Unstable histogram
3-16 TDS200, TDS1000/2000, TDS1000B/2000B, TDS2000C, TPS2000 Programmer