System board leds, Installation guidelines, System – Lenovo 6434 User Manual
Page 33: Board, Leds, Installation, Guidelines
System
board
LEDs
The
following
illustration
shows
the
light-emitting
diodes
(LEDs)
on
the
system
board.
1
Standby
power
LED
8
Mini-BMC
heartbeat
LED
2
Board
VRD
fault
LED
9
PCI
32-bit
33
MHz
LED
3
Microprocessor
fan
LED
10
PCI-X
64-bit
133
MHz
LED
4
DIMM
LED
11
PCI
Express
x4
LED
5
Hard
drive
fan
LED
12
PCI
Express
x8
LED
6
Mini-PCI
slot
LED
13
System
fan
LED
7
Microprocessor
LED
For
more
information
about
the
system
board
LEDs,
see
the
Hardware
Maintenance
Manual
,
which
is
available
on
the
Lenovo
Support
Web
site.
Installation
guidelines
Important:
Before
you
install
optional
hardware
devices,
make
sure
that
the
server
is
working
correctly.
Start
the
server,
and
make
sure
that
the
operating
system
starts,
if
an
operating
system
is
installed,
or
that
a
19990305
error
code
is
displayed,
indicating
that
an
operating
system
was
not
found
but
the
server
is
otherwise
working
correctly.
If
the
server
is
not
working
correctly,
see
"Solving
Problems"
in
the
Installation
Guide
for
diagnostic
information.
Chapter
2.
Installing
optional
devices
19