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Fujitsu Oracle SPARC M12-2

Fujitsu Oracle SPARC M12-2
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Chapter
14
Maintaining
the
Fan
Units
and
Fan
Backplane
Unit
This
chapter
describes
the
maintenance
procedures
for
the
FANUs
and
FANBPU
mounted
in
the
SPARC
M12.
■
Locations
of
the
FANUs
and
FANBPU
■
Before
Maintenance
on
a
FANU
or
the
FANBPU
■
Removing
a
FANU
or
the
FANBPU
■
Installing
a
FANU
or
the
FANBPU
14.1 Locations
of
the
FANUs
and
FANBPU
A
FANU
consists
of
two
cooling
fans,
and
a
FANBPU
houses
eight
FANUs.
If
one
of
the
cooling
fans
fails
during
system
operation,
the
redundant
configuration
enables
the
system
to
continue
operation,
and
the
XSCF
firmware
detects
the
failure.
Figure
14-1
shows
the
mounting
locations
of
the
FANUs
and
FANBPU.
403

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