
Figure 3: Laser Expander Cabinet Layout
C
C
L
48v
Reg
48v
Reg
48v
Reg
Power
Storage only Distribution Storage only
A/C
I/P
Box
Storage PIU Power System
Air Mover Air Mover
Another PIU
XMI XMI or BI
Futurebus+ Futurebus+
or
or or
Storage
Battery
Storage
Battery
Storage
FRONT REAR
NOTES: 1. XMI, BI and Battery PIUs use the full depth of the cabinet.
or
Storage
Another PIU
Power System Storage PIU
Another PIU
(See note 1)
or or
Another PIU
(See note 1)
3.3 Plug In Units (PIUs)
See Figure 4, Generic PIU Layout
PIUs are currently available to house the following options:
• XMI
• VAXBI
• Futurebus+
• SCSI disks and tapes
• DSSI disks
• Batteries
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