Chapter 6 Radio Alignment Procedures; Test Setup; Figure 6-1. Radio Alignment Test Setup - Motorola ASTRO XTS 5000 Basic Service Manual

Digital portable radios
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Chapter 6 Radio Alignment Procedures

This chapter describes both receiver and transmitter radio alignment procedures.
6.1

Test Setup

A personal computer (PC) and tuner software are required to align the radio. Refer to the applicable
manual for installation and setup procedures for the software. To perform the alignment procedures,
the radio must be connected to the PC and to a universal test set. The radio alignment test setup is
shown in
Figure
BATTERY
RADIO
ELIMINATOR
REX-4424
COMPUTER
!
C a u t i o n
6-1.
SMA-BNC
58-80348B33

Figure 6-1. Radio Alignment Test Setup

These radio alignment procedures should only be attempted by qualified
service personnel. Failure to perform alignment procedures properly may
result in seriously degraded radio or system performance.
TRANSMIT
BNC
RECEIVE
TEST SET
RLN-4460_
PROGRAM/TEST CABLE
RKN4105 or RKN4106
SYSTEM ANALYZER
30 dB PAD
30 dB PAD
RF GENERATOR
SET TO APPROX. 450mV FOR Tx
AUDIO IN
TX
AUDIO GENERATOR
RX
AC VOLTMETER
MEASURE 80mV FOR Tx
OR COUNTER
WATTMETER
SINAD METER
MAEPF-27212-O

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