HP 8112A Operating, Programming And Servicing Manual page 75

The HP 8112A can be programmed into an error condition in
just the same way as when using the front panel. For example,
attempting to program a larger LOL than HIL:
OUTPUT 712;"HIL 1 V,LOL 2 V"
Refer to "Error, Fault and Status Reporting" for details of error,
fault and status reporting using the HP-IB.
Programming 6-5