HP 8921A Programmer's Manual page 575

Numbered HP-IB Error Descriptions
NOTE:
The following HP-IB errors can be generated under any of the following conditions:
• controlling the Test Set with an IBASIC program running on the built-in IBASIC
controller
• controlling HP-IB devices/instruments, connected to the Test Set's external HP-IB bus,
with an IBASIC program running on the built-in IBASIC controller
• controlling the Test Set with a program running on an external controller
• using the Test Set manually to print to an external HP-IB printer
• using the Test Set manually to access procedure/library/code files stored on an external
HP-IB disk
HP-IB Parser. The term "Parser" is used in the following error message descriptions. It
refers to the Test Set's HP-IB command parser.
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