Draco vario
DisplayPort
1.1
Description
49
4.16.3 Chassis Draco vario 474-BODY21/4U
Fig. 55
Rear side chassis 474-BODY21/4U - Status LEDs
1 Status LED for power supply (redundancy)
2 Fault LED for power supply (redundancy)
3 Status LED for power supply (standard)
4 Fault LED for power supply (standard)
Status LEDs for Power Supply Voltage of the Standard Power Supply Unit
Pos.
LED
Description
3
Green
Power supply voltage available.
4
Off
3
Green
•
The input voltage of the power supply unit is too low.
•
The output voltage of the power supply unit too high.
•
Permissible power supply temperature exceeded.
4
Red
3
Off
No power supply voltage available.
4
Off
Status LEDs for Power Supply Voltage of the redundant Power Supply Unit (Option)
Pos.
LED
Description
1
Green
Power supply voltage available.
2
Off
1
Green
•
The input voltage of the power supply unit is too low.
•
The output voltage of the power supply unit too high.
•
Permissible power supply temperature exceeded.
2
Red
1
Off
•
No power supply voltage available.
•
No redundant power supply unit installed.
2
Off