Alvarion Technologies Ltd. BMAX-BA36 Manuale Utente

68

Installation

Chapter 2 - Installation Guidelines

2.4.3

Installing the GPS Adapter

The GPS Adapter is installed on the 1U high panel that can be used also for 
installation of ODU Power Feeder modules. The panel is supplied with blank 

ODU GPS

RJ-45 jack

„

1PPS (RS-442 interface) from Outdoor GPS Receiver

„

Serial control signals (RS-422 interface) to Outdoor GPS Receiver

„

Power (12 VDC) to Outdoor GPS Receiver

(GND)

Grounding Screw

Connection to ground (earth)

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 - 1PPS 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

Active GPS - INT

INT GPS selection indication

„

Green - indicates that the selected GPS Receiver: 
is INT (Internal). Internal is not supported in current 
release.

„

Off - INT GPS Receiver is not selected

INT CLOCK

Internal clock source indication

„

Green - Internal 16MHz clock is ok (not supported 
in current release)

„

Red - Internal clock is not available or clock failure