Compaq 810 dimensions System Cabinet and I/O Expansion Cabinet, c-External Storage, VAX 7000 Model

VAX 7000 Model 810

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	1.05 GB
RZ28 SCSI	2.1 GB
RZ29B SCSI	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	Disk plug-in unit	Two maximum	One each
Lower	XMI plug-in unit	Two maximum (included)	Two each
Lower	Battery plug-in unit	One maximum	Two
Lower	VAXBI plug-in unit	One maximum	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	Disk plug-in unit	Two maximum	One each
Lower	Disk plug-in unit	Four maximum	One each
Lower	XMI plug-in unit	Two maximum	Two each
Lower	Battery plug-in unit	One maximum	Two
Lower	VAXBI plug-in unit	One maximum	Two

H9F00-BA/BB/BCI/O expansion cabinet, maximum two per system.

H7237-AABattery 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/CBBattery 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.

4.34 VAX Systems