Appendix
D.
pSeries
655
Description
and
Overview
DANGER
This
system
has
redundant
power
supply
capabilities,
meaning
that
it
has
the
ability
to
have
two
power
supplies
running
simultaneously
in
the
same
system
unit.
When
instructed
to
disconnect
the
power
source,
ensure
that
all
power
cables
have
been
unplugged.
D07
Processor
Subsystem
Description
The
Processor
SubsystemModel
651
Processor
Subsystem
(machine
type
7039)
is
a
processor
node
installed
in
a
frame-mounted
chassis
(frame
cage).
Each
frame
cage
holds
two
processor
subsystems.
Multiple
processor
subsystems
can
be
mounted
in
the
rack
as
described
in
the
following
section
(“Server
Configurations”
on
page
127).
The
following
illustration
shows
the
chassis
with
two
processor
subsystems.
1
Rear View
Front View
2
3
1
Frame
Cage,
shown
with
two
processor
subsystems
(nodes)
2
First
pSeries
655
Processor
Subsystem
3
Second
pSeries
655
Processor
Subsystem
Front
View
The
following
illustration
shows
the
front
view
of
processor
systems
in
a
frame
cage.
Two
processor
systems
are
contained
in
each
frame
cage
in
the
rack
drawer
positions.
125
Summary of Contents for pseries 655
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