VAX 4000 BA42B Enclosure System Options

This Digital Equipment Corporation manual, published in August 1994, provides comprehensive reference, configuration, and installation instructions for various internal hardware options compatible with the VAX 4000 BA42B Enclosure-based systems (Models 100, 100A, and 105A).

Targeted at Digital services personnel and customers with self-maintenance agreements, the document covers options such as:

• Asynchronous and Synchronous Communications Modules (DHW42, DSW42)
• Memory Modules (MS44L, MS44)
• Disk Drives (RF31T/RF35/RF36, RRD42-EK, RRD43-EK CD-ROM, RX26-EL diskette)
• Tape Drives (TLZ06/TLZ07, TZ30-EL, TZK10-HG/TZK11-HG)

Each chapter details ordering information, option contents, installation procedures (including setting DSSI/SCSI IDs where applicable), diagnostic support, and power requirements for the specific hardware.