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VAX 7000 Model 810
4.34 VAX Systems
Step 3c—External Storage
The following list describes available storage devices, capacities, and components included with initial offerings;
supported options can be added as required. See Storage Devices for ordering information.
Storage Arrays Capacity Storage Array Disk Drive Components
SW5xx, SW8xx 6–227 GB SCSI disk drives
Disk Drives Capacity
RZ26N SCSI
RZ28 SCSI
RZ29B SCSI
1.05 GB
2.1 GB
4.3 GB
Tape Drives
TZ89N
35/70 GB 5.25-inch SCSI tape drive
TZ889
280 GB SCSI-2 cartridge tape subsystem
Note: For additional ordering information, see Storage Devices.
Step 4—System Cabinet and I/O Expansion Cabinet
The system cabinet includes one 12-slot XMI plug-in unit and one power regulator, two additional power regulators are supported.
The lower bays accommodate plug-in units as follows.
System Cabinet
Expansion Bay Location Plug-In Unit Quantity Expansion Bays Occupied
Lower
Lower
Lower
Lower
Disk plug-in unit
XMI plug-in unit
Battery plug-in unit
VAXBI plug-in unit
Two maximum
Two maximum (included)
One maximum
One maximum
One each
Two each
Two
Two
The I/O expansion cabinet includes one power regulator and provides space for two additional power regulators and six
expansion bays—two upper and four lower—for plug-in units. The two upper bays accommodate a maximum of two disk
plug-in units. The four lower bays accommodate plug-in units as follows.
I/O Expansion Cabinet
Expansion Bay Location Plug-In Unit Quantity Expansion Bays Occupied
Upper
Lower
Lower
Lower
Lower
Disk plug-in unit
Disk plug-in unit
XMI plug-in unit
Battery plug-in unit
VAXBI plug-in unit
Two maximum
Four maximum
Two maximum
One maximum
One maximum
One each
One each
Two each
Two
Two
H9F00-BA/BB/BC
I/O expansion cabinet, maximum two per system.
H7237-AA
Battery plug-in unit with batteries for battery backup/UPS capability—maximum one per cabinet.
Includes four batteries to support one 48 V power regulator and cabling for second and third H7238-
AA battery options. Note: Not available in same cabinet with DWMBB VAXBI option.
H7237-CA/CB
Battery plug-in unit, includes one H7263-AA/AB (BBU capable power regulator) and batteries for
battery backup/UPS capability. Must be ordered at time of system purchase if BBU functionality is
required.