System-Board Leds - IBM System x3250 Problem Determination And Service Manual

System-board LEDs

The following illustration shows the light-emitting diodes (LEDs) on the system
board.
DIMM 4
error LED
DIMM 3
error LED
DIMM 2
error LED
DIMM 1
error LED
Voltage
regulator
error LED
Fan 3
error LED
Fan 2
error LED
Fan 1
error LED
Table 3. System-board LEDs
LED
Error LEDs
Baseboard management
controller heartbeat LED
Standby power LED
Fan 5 error LED
Fan 4 error LED
Description
When one of these LEDs is lit, it indicates that the associated
component has failed.
This LED flashes to indicate that the mini-BMC is functioning
normally.
When this LED is lit, it indicates that the server is connected
to ac power.
Standby
power
LED
Baseboard
management
controller
heartbeat
LED
9
Chapter 1. Introduction