Lenovo 7673 Manuel D’Utilisation
Message/Symptom
FRU/Action
Non-system
disk
or
disk
error-type
message
with
a
known-good
diagnostic
diskette.
1.
Diskette
Drive
2.
System
Board
3.
Diskette
Drive
Cable
Other
display
symptoms
not
listed
above
(including
blank
or
illegible
display)
1.
Display
2.
System
Board
Power-on
indicator
or
hard
disk
drive
in-use
light
not
on,
but
computer
works
correctly
1.
Power
switch/LED
assembly
2.
System
Board
Printer
problems
1.
Printer
2.
System
Board
Program
loads
from
the
hard
disk
with
a
known-good
diagnostics
diskette
in
the
first
3.5-inch
diskette
drive
1.
Run
Setup
and
check
Startup
sequence.
2.
Diskette
Drive
3.
Diskette
Drive
Cable
4.
System
Board
5.
AC/DC
power
adapter
PXE
computer
cannot
access
programs
from
its
own
hard
disk.
Replace
the
hard
disk
drive
PXE
computer
does
not
PXE
from
server
1.
Check
startup
sequence
2.
Check
the
network
adapter
LED
status
Some
or
all
keys
on
the
keyboard
do
not
work
1.
Keyboard
2.
Keyboard
Cable
3.
System
Board
Undetermined
problems
If
you
encounter
undetermined
problems,
do
the
following:
1.
Turn
off
the
computer
and
the
power.
2.
Remove
or
disconnect
the
following
components
(if
installed)
one
at
a
time.
a.
External
devices
(modem,
printer,
or
mouse)
b.
Any
adapter
cards
c.
Memory
modules
d.
Extended
video
memory
e.
External
Cache
f.
External
Cache
RAM
g.
Hard
disk
drive
h.
Diskette
drive
3.
Turn
on
the
power
and
the
computer
to
re-test
the
system.
4.
Repeat
steps
1
through
3
until
you
find
the
failing
device
or
adapter
cards.
If
all
devices
and
adapter
cards
have
been
removed,
and
the
problem
continues,
replace
the
system
board.
See
Chapter
7.
Symptom-to-FRU
index
77