Agilent Technologies InfiniiVision 3000 X-Series

1124 Agilent InfiniiVision 3000 X-Series Oscilloscopes Programmer's Guide
37 Status Reporting
Clearing Registers and Queues
The *CLS common command clears all event registers and all queues
except the output queue. If *CLS is sent immediately after a program
message terminator, the output queue is also cleared.