Lenovo RS110 User Guide - Page 31

System-board

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System-board LEDs The following illustration shows the light-emitting diodes (LEDs) on the system board. 1 PCI Express slot 2 error LED 2 PCI Express slot 1 error LED 3 SAS/SATA controller error LED 4 Baseboard management controller heartbeat LED 5 Power good LED 6 Standby power LED 7 Voltage regulator error LED 8 Fan 5 error LED 9 Fan 4 error LED 10 Fan 1 error LED 11 Fan 2 error LED 12 Fan 3 error LED 13 DIMM 1 error LED 14 DIMM 2 error LED 15 DIMM 3 error LED 16 DIMM 4 error LED Table 3. System-board LEDs LED Description Error LEDs When one of these LEDs is lit, it indicates that the associated component has failed. Baseboard management controller heartbeat LED This LED flashes to indicate that the mini-BMC is functioning normally. Standby power LED When this LED is lit, it indicates that the server is connected to ac power. Chapter 2. Installing optional devices 17

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System-board
LEDs
The
following
illustration
shows
the
light-emitting
diodes
(LEDs)
on
the
system
board.
±1²
PCI
Express
slot
2
error
LED
±9²
Fan
4
error
LED
±2²
PCI
Express
slot
1
error
LED
±10²
Fan
1
error
LED
±3²
SAS/SATA
controller
error
LED
±11²
Fan
2
error
LED
±4²
Baseboard
management
controller
heartbeat
LED
±12²
Fan
3
error
LED
±5²
Power
good
LED
±13²
DIMM
1
error
LED
±6²
Standby
power
LED
±14²
DIMM
2
error
LED
±7²
Voltage
regulator
error
LED
±15²
DIMM
3
error
LED
±8²
Fan
5
error
LED
±16²
DIMM
4
error
LED
Table
3.
System-board
LEDs
LED
Description
Error
LEDs
When
one
of
these
LEDs
is
lit,
it
indicates
that
the
associated
component
has
failed.
Baseboard
management
controller
heartbeat
LED
This
LED
flashes
to
indicate
that
the
mini-BMC
is
functioning
normally.
Standby
power
LED
When
this
LED
is
lit,
it
indicates
that
the
server
is
connected
to
ac
power.
Chapter
2.
Installing
optional
devices
17