Lenovo 6435 User Manual
Page 58
Table
4.
Abbreviated
list
of
POST
error
codes
(continued)
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Hardware
Maintenance
Manual
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.
Error
code
Description
Action
I9990305
An
operating
system
was
not
found.
1.
Make
sure
that
a
bootable
operating
system
is
installed.
2.
Run
the
hard
disk
drive
diagnostic
tests.
3.
Reseat
the
following
components:
a.
Hard
disk
drive
b.
CD
or
DVD
drive
and
cables
c.
(Trained
service
technician
only)
System
board
4.
Replace
the
components
listed
in
step
3
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
I9990650
AC
power
has
been
restored.
1.
Check
the
power
cables.
2.
Check
for
interruption
of
the
power
supply.
44
ThinkServer
RS110
Types
6435,
6436,
6437,
and
6438:
Installation
Guide