Figure 1–1: VAX 4000 System
MLO-004032
A three-position rotary lock allows you to lock both the upper and lower
doors, or to lock just the lower door. Opening the upper door allows you to
access the controls for the RF-series Integrated Storage Elements (ISEs),
tape drive, and the System Control Panel (SCP). Opening the entire door
allows you to access all system controls and cable connections.
1–2 VAX 4000 Model 300 Operation