IBM 84885BU User Manual - Page 127

Hot-swap, power-supply, errors

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Note: See Chapter 7, "Parts listing Type 8488 and 8648," on page 129 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Software Symptom FRU/action Suspected software problem. 1. To determine if problems are caused by the software, verify that: v The server has the minimum memory needed to use the software. For memory requirements, see the information that comes with the software. Note: If you have just installed an adapter or memory, you might have a memory address conflict. v The software is designed to operate on the server. v Other software works on the server. v The software that you are using works on another system. If you received any error messages when using the software program, see the information that comes with the software for a description of the messages and suggested solutions to the problem. 2. If you have verified these items and the problem remains, contact the place of purchase. Hot-swap power-supply LED errors Use the information in this section to solve power-supply problems. Note: The minimum configuration required for the dc good light to be lit is: v Power supply v Power cage assembly, if installed. v System board (press the power-control button; see "Server controls, connectors, LEDs, and power" on page 4). Note: See "System replaceable units" on page 131 to determine which components should be replaced by a field service technician. AC good LED DC good LED Description FRU/action Off Off No power to system or 1. Check ac power to the system. ac problem. 2. Power supply. On Off Standby mode or dc 1. Check system board cable connectors JPWR1 and problem. JPWR2. (See "System board internal connectors" on page 86.) Press the power-control button; see "Server controls, connectors, LEDs, and power" on page 4. If the dc good LED is lit, press Ctrl+Alt+Delete. Watch the screen for any POST errors. Check the system error log for any listed problems. If the system starts with no errors: a. Power switch assembly b. System board 2. Remove the adapters and disconnect the cables and power connectors to all internal and external devices. Turn on the system. If the dc good LED is lit, replace the adapters and devices one at a time until you isolate the problem. 3. Power supply. 4. Power cage assembly, if installed. 5. System board. On On Power is working N/A properly. Chapter 6. Symptom-to-FRU index 117

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Note:
See
Chapter
7,
“Parts
listing
Type
8488
and
8648,”
on
page
129
to
determine
which
components
are
replaceable
by
the
customer
(CRU),
and
which
components
must
be
replaced
by
a
field
service
technician
(FRU).
Software
Symptom
FRU/action
Suspected
software
problem.
1.
To
determine
if
problems
are
caused
by
the
software,
verify
that:
v
The
server
has
the
minimum
memory
needed
to
use
the
software.
For
memory
requirements,
see
the
information
that
comes
with
the
software.
Note:
If
you
have
just
installed
an
adapter
or
memory,
you
might
have
a
memory
address
conflict.
v
The
software
is
designed
to
operate
on
the
server.
v
Other
software
works
on
the
server.
v
The
software
that
you
are
using
works
on
another
system.
If
you
received
any
error
messages
when
using
the
software
program,
see
the
information
that
comes
with
the
software
for
a
description
of
the
messages
and
suggested
solutions
to
the
problem.
2.
If
you
have
verified
these
items
and
the
problem
remains,
contact
the
place
of
purchase.
Hot-swap
power-supply
LED
errors
Use
the
information
in
this
section
to
solve
power-supply
problems.
Note:
The
minimum
configuration
required
for
the
dc
good
light
to
be
lit
is:
v
Power
supply
v
Power
cage
assembly,
if
installed.
v
System
board
(press
the
power-control
button;
see
“Server
controls,
connectors,
LEDs,
and
power”
on
page
4).
Note:
See
“System
replaceable
units”
on
page
131
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
AC
good
LED
DC
good
LED
Description
FRU/action
Off
Off
No
power
to
system
or
ac
problem.
1.
Check
ac
power
to
the
system.
2.
Power
supply.
On
Off
Standby
mode
or
dc
problem.
1.
Check
system
board
cable
connectors
JPWR1
and
JPWR2.
(See
“System
board
internal
connectors”
on
page
86.)
Press
the
power-control
button;
see
“Server
controls,
connectors,
LEDs,
and
power”
on
page
4.
If
the
dc
good
LED
is
lit,
press
Ctrl+Alt+Delete.
Watch
the
screen
for
any
POST
errors.
Check
the
system
error
log
for
any
listed
problems.
If
the
system
starts
with
no
errors:
a.
Power
switch
assembly
b.
System
board
2.
Remove
the
adapters
and
disconnect
the
cables
and
power
connectors
to
all
internal
and
external
devices.
Turn
on
the
system.
If
the
dc
good
LED
is
lit,
replace
the
adapters
and
devices
one
at
a
time
until
you
isolate
the
problem.
3.
Power
supply.
4.
Power
cage
assembly,
if
installed.
5.
System
board.
On
On
Power
is
working
properly.
N/A
Chapter
6.
Symptom-to-FRU
index
117