Index-3
6881094C28-D July 16, 2004
P
parts, ordering replacement B-1
performance checks
receiver 5-7
test setup 5-1
transmitter 5-8
power amplifier theory of operation 3-4
power-up error codes 9-1
precautions, handling 2-1
pressure test, submergibility 8-19
product safety information i-ii
R
radio
alignment 6-1
basic description 1-2
disassembling
casting assembly 8-12
housing assembly 8-13
separating casting and housing assemblies 8-12
exploded view
complete Model I 10-2
complete Models II and III 10-4
partial 8-2
features 1-2
FLASHport feature 1-2
information screen 6-4
interface modules for ear microphones A-4
Model I
control top test mode 5-6
entering non-display test mode 5-6
RF test mode 5-6
model numbering system 4-xiii
models 1-2
Models II/III
control top and keypad test mode 5-5
entering display test mode 5-2
RF test mode 5-3
test environments 5-4
test frequencies 5-4
reassembling
casting assembly 8-14
housing assembly 8-14
joining casting and housing assemblies 8-15
submergibility
pressure test 8-19
specialized test equipment 8-16
standards 8-16
troubleshooting leak areas 8-20
vacuum test 8-18
submergible models
disassembling 8-17
reassembling 8-17
test mode
model I 5-6
models II and III 5-2
receiver
ASTRO conventional channel tests 5-8
backend theory of operation 3-4
performance checks 5-7
troubleshooting 9-2
receiving
analog mode 3-2
ASTRO mode 3-4
reference oscillator alignment 6-4
reference oscillator theory of operation 3-4
replacement parts, ordering B-1
RF exposure compliance information i-ii
RF test mode
display radio 5-3
non-display radio 5-6
ruggedized radios
handling precautions 2-2
submergibility checks 2-1
S
service aids 4-2
softpot 6-3
speaker, remote speaker and public safety microphone
accessories A-4
specifications
700-800 MHz radios 4-xxv
UHF radios 4-xxiii
VHF radios 4-xxii
Specifications for UHF Range 2 Radios 4-xxiv
standards, radio submergibility 8-16
submergibility
pressure test 8-19
radio disassembly 8-17
radio reassembly 8-17
specialized test equipment 8-16
standards 8-16
troubleshooting leak areas 8-20
vacuum test 8-18
surveillance accessories A-3
switch accessories A-5
synthesizer theory of operation 3-4
T
terms and definitions Glossary-1
test equipment
recommended 4-1
specialized submergibility 8-16
test mode, entering
display radios 5-2
non-display radios 5-6
test setup
alignment 6-1
performance checks 5-1
tests
receiver
ASTRO conventional channels 5-8
performance checks 5-7
transmitter
ASTRO conventional channels 5-9
performance checks 5-8
theory of operation
Abacus III 3-4
analog mode 3-2
ASTRO mode 3-4
first IF frequencies 3-4
frequency generation 3-4
local oscillator frequencies 3-4