IBM 866441Y - Netfinity 5600 - 8664, Hardware Maintenance Manual

Page: 26 / 276

Action Replace
fan
3.
1.
Check
to
see
if
a
fan
has
failed.
If
it
has,
replace
the
fan.
2.
Make
sure
the
room
temperature
is
not
too
hot.
(See
“Specifications”
on
page
55.)
If
the
problem
persists,
go
to
“General
checkout”
on
page
6.
None
Cause Fan
3
has
failed
or
is
operating
too
slowly.
Notes:
1.
An
LED
on
the
failing
fan
assembly
will
also
be
on.
2.
A
failing
fan
can
also
cause
the
TEMPERATURE
and
HDD
LEDs
to
be
on.
The
system
temperature
has
exceeded
a
threshold
level.
The
light
path
diagnostics
have
not
detected
a
system
error.
Lit
diagnostics
panel
LED FAN
3
TEMPERATURE None
Table
1
(Page
5
of
5).
Light
path
diagnostics
System
Error
LED
(information
LED
panel)
Off
18
Netfinity Server HMM