70
Operating Manual
TX150
S5
Controls and Displays
Starting Up and Operation
Indicators on the hot pluggable power supply units
Figure 28: Hot pluggable power supply unit
The three LEDs to the left of the fan indicate the operating status of the power
supply unit, as shown in the following table:
Each of the three columns in the table indicates the status of the power supply
unit with the voltage on and off and with the server on and off. If the LED
indicators are different, an error has occurred. For diagnosis, consult the
Service Supplement or a service engineer.
Mains voltage
off
Mains voltage
on
Mains voltage
on
Server off
(Standby mode)
Server on
Top green LED
Off
On
On
Center orange
LED
Off
Off
Off
Bottom green
LED
Off
Flashing
On
Table 2: LED indicators on hot plug power supply unit