Technical data

Chapter 1
System Overview
VAX 4000 Model 200 (BA430) systems house all components in a BA430
enclosure. This enclosure is a free-standing pedestal that houses the
following:
• Card cage
• System controls
• Central processing unit (CPU) module
• Memory modules
• Communications controller modules
• Tape drive controller module
• CPU cover panel
• RF-series Integrated Storage Elements
• TF85, TK70, or TLZ04 tape drive
• Power supply
• Fans
Up to four RF-series Integrated Storage Elements (ISEs) or three RF-series
ISEs and a tape drive can be mounted inside the BA430 enclosure.
This chapter describes the VAX 4000 Model 200 system components and
their functions.
Chapters 2 and 3 describe how to use the system and options.
System Overview 1–1