5-2
Troubleshooting the Controller/Display
Introduction
Introduction
This chapter helps isolate problems in the control sections of the instrument, the sections
are:
• A1 Keyboard
• A7 Controller
• A8 Memory
• A20 CRT Driver
• A21 HP-IB Interface
• A33 Hop Controller
Problems in the Control sections can be broken into four types, these types are:
• Parallel Bus
• Serial Bus
• Display
• Keyboard
This chapter addresses each category in a separate section. This chapter assumes that
Chapter 13, Instrument Block Diagram will be used as a reference.