System Board Diagnostic Leds; Figure 6-3 Location Of The Stby, F/W And Bmc Leds - HP Integrity rx1600 Operation And Maintenance Manual

Troubleshooting

System Board Diagnostic LEDs

System Board Diagnostic LEDs
There are three additional LEDs that can help when troubleshooting the system. These LEDs are located on the system board
close to the back of the system and can be viewed through the small cooling holes in the system case.
Figure 6-3 Location of the STBY, F/W and BMC LEDs
System Board
Table 6-25 System Board LEDs
LED
STBY This green standby LED comes on as soon as the system's power cord is plugged in. If this light is
(power good) off when the system is plugged in, check the AC power cord, reseat the power supply, and if this
does not work, replace the power supply.
BMC A few seconds after the system is plugged in this green LED starts blinking, which means that the
(heartbeat) baseboard management controller (BMC) is alive. If this LED is not blinking and the STBY
(standby) LED is on, you may have to replace the base unit.
F/W A few seconds after the system power is turned on, the system firmware code fetch green LED
comes on indicating that the firmware has started the boot process. If this LED does not come on,
you may have to replace the base unit.
120
BMC
STBY
F/W
System Board (enlarged)
Description
Chapter 6