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

Page: 22 / 276

Action Check
the
system
error
log
and
correct
any
problems.
See
“POST
Error
Log”
on
page
36
for
information
about
clearing
the
error
log.
Disconnecting
the
server
from
all
power
sources
for
at
least
20
seconds
will
turn
off
the
System
Error
LED.
1.
Check
the
Microprocessor
Error
LEDs
on
the
processor
board.
2.
Turn
off
the
server,
reseat
the
microprocessor
indicated
by
the
lit
Microprocessor
Error
LED,
and
restart
the
server.
3.
If
the
problem
persists,
replace
the
microprocessor.
1.
Check
the
VRM
Error
LEDs
on
the
processor
board.
2.
Turn
off
the
server,
reseat
the
VRM
indicated
by
the
lit
VRM
Error
LED,
and
restart
the
server.
3.
If
the
problem
persists,
replace
the
VRM.
1.
Check
the
DIMM
Error
LEDs
on
the
memory
board.
2.
Replace
the
DIMM
indicated
by
the
lit
DIMM
Error
LED.
Cause The
system
error
log
is
75%
or
more
full
or
a
PFA
alert
was
logged. One
of
the
microprocessors
has
failed
or
a
microprocessor
is
installed
in
the
wrong
connector.
One
of
the
voltage
regulator
modules
on
the
processor
board
has
failed.
A
memory
error
occurred.
Lit
diagnostics
panel
LED None CPU VRM MEMORY
Table
1
(Page
1
of
5).
Light
path
diagnostics
System
Error
LED
(information
LED
panel)
On A
system
error
was
detected.
Check
to
see
which
of
the
LEDs
on
the
diagnostics
panel
inside
the
server
are
on.
14
Netfinity Server HMM