User's Manual

Table Of Contents

Installation & Service Manual

Chapter 2 Installation and Operation

2-1 Introduction

This section contains operating instructions for the Power Amplifier Radio Module (PARM).

2-2 Installation

The PARM module is designed to be directly installed into the radio module.

2-2.1 Alarms Interface Connector

Pin Number Signal Comment

1 PA_VER_RADO From PARM TO LRM

2 PA_VER_RAD1 From PARM TO LRM

3 PA_VER_RAD2 From PARM TO LRM

4 PA_VER_RAD3 From PARM TO LRM

5 PA_VER_RAD4 From PARM TO LRM

6 GND

7 GND

8 PA_ID_LDMOS0 From PARM TO LRM

9 PA_VG_LDMOS0 From LRM TO PARM

10 GND

11 GND

12 PA_ID_DRIVER From PARM TO LRM

13 PA_ALA_TPTR_OUT From PARM TO LRM

14 GND

15 GND

16 PA_OFF From LRM TO PARM

17 PA_VG_LDMOS1 From LRM TO PARM

18 GND

19 PA_ID_LDMOS1 From PARM TO LRM

20 PA_P_OUT From PARM TO LRM

2-2.2 Alarm Descriptions

• High Temperature – A temperature monitor located inside the PARM indicates the

alarm status if the temperature exceeds the defined threshold.

• High Current - This alarm indicates when a high current is pending that could dam-

age the PARM if the system continues to operate.

2-1 January 2005