User's Manual

Table Of Contents
84 Commissioning
Chapter 3 - Commissioning
3.2.3 ODU Power Feeder LEDs
To verify the correct operation of the ODU Power Feeder, examine the LED
indicators located on the front panel of the unit. The following table lists the LEDs
of the ODU Power Feeder and their associated indications.
3.2.4 GPS Adapter LEDs
To verify the correct operation of the GPS Adapter, examine the LED indicators
located on the front panel of the unit. The following table lists the LEDs of the GPS
Adapter and their associated indications.
Table 3-8: ODU Power Feeder LEDs
Name Description Functionality
PWR Input power indication
Off - ODU Power Feeder is not powered
Green - ODU Power Feeder power is OK
ODU PWR 1 - 4 Output power indications
Off - AU-ODU-HP is not connected
Red - Power output problem (short or overload)
Green - AU-ODU-HP is connected and powered
Table 3-9: GPS Adapter LEDs
Name Description Functionality
PWR Input power indication
Off - Power input failure
Green - 12 VDC power supply from NPU is OK
1PPS 1PPS signal indication
Blinking Green - 1PPS signal from GPS Receiver
is detected
Red - 11PPS signal is not detected
Active GPS - ODU ODU GPS selection indication
Green - indicates that the selected GPS Receiver:
is ODU (Outdoor)
Off - ODU GPS Receiver is not selected
Active GPS - IDU IDU GPS selection indication
Green - indicates that the selected GPS Receiver:
is IDU (Indoor)
Off - IDU GPS Receiver is not selected