Bull ESCALA E Series Operator's Manual - page 13
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Description of the System
Front View of the Base Unit
The system operator’s controls are on the front side of the unit, protected by two shutters.
The first shutter covers the operator panel and floppy drive area (left side of the unit), the
second one covers the media and disk devices area (right side of the unit).
Device Shutter Key Lock:
the key lock used to lock the device shutter
Operator Panel:
the operator’s control panel
Media and Disk Devices Area:
the area where the operator can access these devices.