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

Figure 1-7 Rear Panel LEDs
Power Supply Status LEDs
Each power supply unit has three status LEDs located on the power supply rear side. The front
control panel power status LED reports a consolidated status of all the power supplies.
Figure 1-8 show the power supply status LEDs.
Figure 1-8 Power Supply Status LED
Table 1-4 lists power supply status LED information.
Table 1-4 Power Supply Status LED
StatusFail LED (Amber)Predict Fail LED
(Amber)
Power LED
(Green)
No ac power is applied to all PSUs.OffOffOff
No ac power is applied to this PSU only.OnOffOff
ac present and the standby outputs are on.OffOffBlinking
Controls, Ports, and LEDs 29