Description
Draco vario
DisplayPort
1.2
54
4.16.10 21-Slot Chassis Draco vario 474-BODY21/4U and 474-BODY21/4UR
Fig. 61
Rear side chassis 474-BODY21/4U und 474-BODY21/4UR - Status and fault LEDs
1 Status LED power supply voltage 2 (redundancy)
2 Fault LED power supply voltage 2 (redundancy)
3 Status LED power supply voltage 1
4 Fault LED power supply voltage 1
Status LEDs for Power Supply Voltage of the Standard Power Supply Unit
The following tables show the LED states/colors for the power supply voltage (see chapter 4.11.10
page 37) for the respective situation.
Pos. 3
Pos. 4
Description
Green
Off
Power supply voltage available.
Green
Red
•
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.
Off
Off
No power supply voltage available.
Status LEDs for Power Supply Voltage of the Redundant Power Supply Unit
Pos. 1
Pos. 2
Description
Green
Off
Power supply voltage available.
Green
Red
•
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.
Off
Off
•
No power supply voltage available.
•
No redundant power supply unit installed.