NonStop NS-Series Planning Guide (H06.03+)

System Configurations
HP Integrity NonStop NS-Series Planning Guide—529567-004
4-3
Enclosure Locations in Cabinets
Extended runtime
module (ERM)
3U Immediately above UPS
(and first ERM if two ERMs
installed)
Up to two ERMs can be
installed.
Tip kit N/A Bottom front exterior of
cabinet
Required for single cabinet
systems equipped with one or
more slices or when the
cabinet is not bolted to its
adjacent cabinet. Tip kit is not
required when cabinet is
bolted to its adjacent cabinet.
Processor slice 5U Bottom of rack beginning
at 1U (PDUs at top) or at
3U (PDUs at bottom and
keepout panel required).
Maximum of six slices
installed in one cabinet with
bottom edge of upper slice at
28U.
Twelve slices required for
16-processor, fault-tolerant,
TMR system.
LSU enclosures 4U Immediately above
processor slices if installed
in same cabinet
Requires one (8 processors)
or two (16 processors) LSU
enclosures.
Processor switch 3U Immediately above LSU
enclosures and processor
slices if installed in same
cabinet
Two p-switches required.
IOAM enclosure 11U Any available 11U high
space with the middle or
upper Us of the rack
preferred
Location is optional depending
on required mounting of other
enclosures installed in the
rack (such as UPS, slices,
etc.)
Disk drive
enclosure
3U Any available 3U high
space
Restricted service clearances
might exist with a disk drive
enclosure installed adjacent to
the maintenance switch.
Maintenance
switch
1U Any available 1U high
space
Fits behind PDUs if installed at
top or bottom of cabinet.
Enclosure or
Component
Height
(U)
Required Cabinet (Rack)
Location Notes (page 2 of 2)