User Service Guide, Fifth Edition - HP 9000 rp4410/4440

Figure 1-6 Control Panel LEDs and Buttons
Table 1-2 lists the control panel LED status and descriptions.
Table 1-2 Control Panel LED Definitions
DescriptionColorFlash RateStateLED or Button
System normal, OS up and runningGreenSteadyRunningSystem LED
OS booting or at BCHGreenFlashing at 0.5 HzBootingSystem LED
• Warning-system needs attention
• Redundancy lost
• Component failure pending
YellowFlashing at 1 HzAttentionSystem LED
Hard fault. system haltedRedFlashing at 2 HzFaultSystem LED
System offN/AOffOffSystem LED
Power normalGreenSteadyOnPower LED
Housekeeping voltage presentYellowFlashing at 1 HzOnPower LED
Power offOffOffOffPower LED
Disk activityGreenFlashing at rate of
disk activity
Disk LED
Thermal OKGreenSteadyOKThermal LED
Thermal warningYellowFlashing at 1 HzWarningThermal LED
• System locator LED can be remotely or locally
activated or deactivated
• There is also a locator button on the rear panel
of the server
• Pressing either button turns both LEDs on or
off and enables or disables the locator function
BlueFlashing at 1 HzLocator Button
or LED
Table 1-3 lists the button LED definitions.
Controls, Ports, and LEDs 27