IBM x3655 Service Guide - Page 179

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See Chapter 4, "Parts listing, System x3655, Type 7985," on page 97 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU). v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. System event/error log message Action Fan n fault n = the fan number 1. Make sure that the connector on the fan is not damaged. 2. Make sure that the fan connector on the system board is not damaged. 3. Make sure that the fan is fully installed (press down on the fan). 4. Reseat fan n. 5. Replace fan n. Hard drive n fault n = the hard disk drive number 1. Reseat hard disk drive n. 2. Replace hard disk drive n. Hard drive n removal detected n = the hard disk drive number Reseat hard disk drive n. HT1000 initiated sync flood: Legacy I/O Failure (Trained service technician only) Replace the system board. HT1000 initiated sync flood: PERR on PCI-x slot 1. Reseat the failing adapter. 2. Replace the failing adapter. 3. (Trained service technician only) Replace the system board. HT1000 initiated sync flood: SERR on PCI-x slot 1. Reseat the failing adapter. 2. Replace the failing adapter. 3. (Trained service technician only) Replace the system board. Power supply n removed n = the power supply number 1. Reseat power supply n. 2. Replace power supply n. 3. Replace the power backplane. Power supply n fault n = the power supply number 1. If the server power-on LED is lit, perform the following steps: a. Reduce the server to the minimum configuration (see "Solving undetermined problems" on page 177 for a description of the minimum configuration). b. Reinstall the components you removed, one at a time, restarting the server each time. c. If the error recurs, the component you just reinstalled is defective; replace the defective component. 2. Reseat the following components: a. Power supply n b. Power backplane 3. Replace the components listed in step 2, one at a time, in the order shown, restarting the server each time. Power supply n AC power removed n = the power supply number 1. Make sure that the power cords are correctly connected to the server and to a working electrical outlet. 2. Replace power supply n. 3. Replace the power backplane. Chapter 5. Diagnostics 161

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v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
Chapter
4,
“Parts
listing,
System
x3655,
Type
7985,”
on
page
97
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
trained
service
technician.
System
event/error
log
message
Action
Fan
n
fault
n
=
the
fan
number
1.
Make
sure
that
the
connector
on
the
fan
is
not
damaged.
2.
Make
sure
that
the
fan
connector
on
the
system
board
is
not
damaged.
3.
Make
sure
that
the
fan
is
fully
installed
(press
down
on
the
fan).
4.
Reseat
fan
n
.
5.
Replace
fan
n
.
Hard
drive
n
fault
n
=
the
hard
disk
drive
number
1.
Reseat
hard
disk
drive
n
.
2.
Replace
hard
disk
drive
n.
Hard
drive
n
removal
detected
n
=
the
hard
disk
drive
number
Reseat
hard
disk
drive
n
.
HT1000
initiated
sync
flood:
Legacy
I/O
Failure
(Trained
service
technician
only)
Replace
the
system
board.
HT1000
initiated
sync
flood:
PERR
on
PCI-x
slot
1.
Reseat
the
failing
adapter.
2.
Replace
the
failing
adapter.
3.
(Trained
service
technician
only)
Replace
the
system
board.
HT1000
initiated
sync
flood:
SERR
on
PCI-x
slot
1.
Reseat
the
failing
adapter.
2.
Replace
the
failing
adapter.
3.
(Trained
service
technician
only)
Replace
the
system
board.
Power
supply
n
removed
n
=
the
power
supply
number
1.
Reseat
power
supply
n
.
2.
Replace
power
supply
n
.
3.
Replace
the
power
backplane.
Power
supply
n
fault
n
=
the
power
supply
number
1.
If
the
server
power-on
LED
is
lit,
perform
the
following
steps:
a.
Reduce
the
server
to
the
minimum
configuration
(see
“Solving
undetermined
problems”
on
page
177
for
a
description
of
the
minimum
configuration).
b.
Reinstall
the
components
you
removed,
one
at
a
time,
restarting
the
server
each
time.
c.
If
the
error
recurs,
the
component
you
just
reinstalled
is
defective;
replace
the
defective
component.
2.
Reseat
the
following
components:
a.
Power
supply
n
b.
Power
backplane
3.
Replace
the
components
listed
in
step
2,
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
Power
supply
n
AC
power
removed
n
=
the
power
supply
number
1.
Make
sure
that
the
power
cords
are
correctly
connected
to
the
server
and
to
a
working
electrical
outlet.
2.
Replace
power
supply
n
.
3.
Replace
the
power
backplane.
Chapter
5.
Diagnostics
161