Radio Alignment Procedures - Motorola ASTRO XTS 3500 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.
A 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
PROGRAM/TEST CABLE
RKN-4035_
RKN-4046A
RIB
RIB
RLN-1015_ or
RLN-4008B
RLN-4008_
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
TEST SET
TEST SET
RLN-4460_ or
RTX-4005B
RTX-4005_
MEASURE 80mV FOR Tx
COMPUTER INTERFACE
CABLE
30-80369B71
30-80369B71 (25 pins)
30-80369B72 (IBM "AT" ONLY)
30-80369B72 (7 pins)
B
from the MAIN MENU. Figure 2 illustrates
5
SYSTEM ANALYZER
OR COUNTER
WATTMETER
TX
AUDIO GENERATOR
RX
SINAD METER
AC VOLTMETER
COMPUTER
DATA
BUSY
GND
15