Radio Alignment Procedures; Introduction To This Section; General; Figure 1 Radio Alignment Test Setup - Motorola ASTRO DIGITAL XTS 3000 series Basic Service Manual

Radio Alignment
Procedures
Introduction
to This Section

General

BATTERY
RADIO
ELIMINATOR
REX-4424
RTL-4224A
This section describes both receiver and transmitter radio alignment
procedures.
An IBM personal computer (PC) and radio service software (RSS) are required
to align the radio. Refer to the applicable RSS manual for installation and setup
procedures for the software. To perform the alignment procedures, the radio
must be connected to the PC, radio interface box (RIB), and a universal test set
as shown in Figure 1.
SMA-BNC
58-80348B33
TEST SET
TEST SET
RLN-4460A or
RTX-4005B
RTX-4005B
PROGRAM/TEST CABLE
RKN-4035D
RKN-4046A
RIB
RIB
RLN-1015A or
RLN-4008B
RLN-4008B
RIB POWER SUPPLY
01-80357A57 (120V)

Figure 1 Radio Alignment Test Setup

All service and tuning procedures are performed from the SERVICE menu,
which is selected by pressing
how the RSS alignment SERVICE screens are organized.
30 dB PAD
TRANSMIT
30 dB PAD
BNC
RF GENERATOR
RECEIVE
SET TO APPROX. 450mV FOR Tx
AUDIO IN
TX
RX
MEASURE 80mV FOR Tx
DATA
BUSY
GND
COMPUTER INTERFACE
CABLE
30-80369B71
30-80369B72 (IBM "AT" ONLY)
B
from the MAIN MENU. Figure 2 illustrates
5
SYSTEM ANALYZER
OR COUNTER
WATTMETER
AUDIO GENERATOR
SINAD METER
AC VOLTMETER
COMPUTER
13