User Manual
Table Of Contents
- Foreword
- Table of Contents
- Computer Software Copyrights
- Portable Radio Model Numbering System
- SPECIFICATIONS FOR 800MHz RADIOS
- GLOSSARY
- Section 1: Introduction
- Section 2: Basic Maintenance
- Section 3: Recommended Test Equipment and Service Aids
- Section 4: Performance Checks
- Section 5: Radio Alignment Procedures
- Section 6: Basic Removal/Installation Procedures
- Section 7: Basic Theory of Operation
- Section 8: Radio-Level Troubleshooting
- Replacement Parts Ordering
13
Radio Alignment
Procedures 5
Int roduct ion
t o This Sect ion
Th is section describes both receiver an d tran sm itter radio align m en t
procedures.
General An IBM person al com puter (PC) an d radio service software (RSS) are required
to align th e radio. Refer to th e applicable RSS m an ual for in stallation an d setup
procedures for th e software. To perform th e align m en t procedures, th e radio
m ust be con n ected to th e PC, radio in terface box (RIB), an d a un iversal test set
as sh own in Figure 1.
Figure 1 Radio Alignm ent Test Setup
All service an d tun in g procedures are perform ed from th e SERVICE m en u,
wh ich is selected by pressin g
B
from th e MAIN MENU. Figure 2 illustrates
h ow th e RSS align m en t SERVICE screen s are organ ized.
BNC
RIB
RLN-4008B
RIB POWER SUPPLY
01-80357A57 (120V)
COMPUTER INTERFACE
CABLE
30-80369B71
30-80369B72 (IBM "AT" ONLY)
DATA
BUSY
GND
COMPUTER
AUDIO GENERATOR
SINAD METER
AC VOLTMETER
TX
RX
30 dB PAD
30 dB PAD
RF GENERATOR
SYSTEM ANALYZER
OR COUNTER
WATTMETER
BATTERY
ELIMINATOR
RTL-4224A
TRANSMIT
RECEIVE
TEST SET
RTX-4005B
RADIO
PROGRAM/TEST CABLE
RKN-4046A
AUDIO IN
SET TO APPROX. 450mV FOR Tx
MEASURE 80mV FOR Tx
SMA-BNC
58-80348B33
REX-4424
RKN-4035D
RIB
RLN-4008B
RLN-1015A or
TEST SET
RLN-4460A or
RTX-4005B