Technical data

Chapter 3: Remote Operation
3-12 2400 Series Operation Manual, 33237 Revision A, May 2004
3.5.3 Standard Event Status Register
0 Operation Complete. This bit is set whenever all pending operations are completed such as a
list computation.
1 Not Used. This bit is always 0.
2 Query Error. This bit is set whenever a query error has occurred.
3Not Used.
4 Execution Error. This bit is set whenever an execution error has occurred.
5 Command Error. This bit is set whenever an invalid GPIB command has received by the
source.
6Not Used.
7 Power On Occurrence. This bit is set whenever the source has been powered of and then on
again during manual and remote operation.
3.5.4 Questionable Status Register
0-9 Not Used.
10 ALC State. This bit is set whenever the output power is operated in an unleveled condition.
11 Synthesizer Frequency Lock. This bit is set whenever the synthesizer has lost phase lock.
7 6 5 4 3 2 1 0
Power on
Occurrence
Not Used Comman
d Error
Execution
Error
Not Used Query
Error
Not Used Operation
Complete
7 6 5 4 3 2 1 0
Not Used Not Used Not Used Not Used Not Used Not Used Not Used Not Used.
15 14 13 12 11 10 9 8
Not Used Not Used Not Used No
External
Reference
Synth
unlocked
ALC
unleveled
Not Used Not Used.