IBM Magstar 3494 manual „1… Disk storage, „2… Virtual Tape Server controller

Models: Magstar 3494

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Figure 10. Model B18 Virtual Tape Server (front)

Figure 11 on page 14 shows the functional components of the Model B18 Virtual Tape Server frame, viewable from the rear (shown with rear door removed):

„1… Disk storage

Disk storage holds the contents of the Tape Volume Cache and is managed by the Virtual Tape Server controller. One to four disk storage features may be installed in a Model B18 VTS.

„2… Virtual Tape Server controller

The Virtual Tape Server controller consists of a RISC processor and associated adapter cards.

„3… Power control compartment

Power to all components in the frame is distributed through the power control compartment.

Chapter 1. Introduction 13

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IBM Magstar 3494 manual „1… Disk storage, „2… Virtual Tape Server controller