3Com External PoE Power System PSE2500-A3 - Manual (Page 13)

User Manual
PSE2500-A3 External PoE
Power System
Chapter 2 System Description
2-2
2.1.2 Rectifier Bracket
Up to three rectifiers can be mounted in each system of rectifier
bracket. Each rectifier in the bracket receives AC power from the AC
distribution.
2.1.3 Rectifier Visual Displays
The front panel of the rectifier has three LEDs. Their names,
colors and meanings are as follows.
Table 2-1 LEDs state description
Condition
AC OK
(green)
DC OK
(green)
Fault
(Red)
All OK 1 1 0
Thermal alarm
(Ambient)
1 0 0
Thermal alarm (fan fail) 1 0 1
Blown AC fuse in unit 1 0 1
Low or no AC > 15mS
(single unit)
0 0 0
AC not present in any
rectifier
0 0 0
Over Voltage Latched
shutdown
1 0 1
Any internal failure 1 0 1
The Front panel of the rectifier is as follows.