Index-iii
6881096C73-O June 11, 2003
control head ..........................................................3-6
conventional multikey ............................................7-3
multikey ................................................................. 7-3
trunked multikey .................................................... 7-3
operational error codes .............................................9-7
ordering replacement parts .......................................A-1
over-the-air rekeying ................................................. 7-7
overview, basic theory .............................................. 3-1
P
pad replacement, chassis .......................................8-30
parts list
large pushbuttons .............................................. 11-13
low- and mid-power interconnect board .............. 11-7
motorcycle
interconnect board ........................................... 11-7
microphone .....................................................11-11
remote-mount control head with speaker and
microphone ............................................... 11-8
weather-resistant radio enclosure .................. 11-12
weather-resistant speaker ..............................11-11
radio (3.5-35 W) .................................................. 11-6
small pushbuttons ............................................. 11-13
W3 control head .................................................. 11-2
W4 control head .................................................. 11-3
W5 control head .................................................. 11-4
W7 control head .................................................. 11-4
W9 control head .................................................. 11-5
parts, ordering replacement ......................................A-1
performance checks
overview ................................................................ 5-1
receiver ................................................................. 5-5
signaling types ...................................................... 5-4
test
frequencies ........................................................ 5-3
mode .................................................................. 5-1
setup .................................................................. 5-1
transmitter .............................................................5-6
power detector calibration alignment ........................ 6-8
power-up error codes ................................................ 9-5
preventive maintenance, periodic .............................2-1
product safety information ............................................ii
programming
dash-mounted radios ............................................ 4-3
equipment, field ..................................................... 4-3
remote-mounted radios .........................................4-4
W3 control-head error message ............................4-4
pushbuttons
large .................................................................. 11-13
small .................................................................. 11-13
R
radio
connectors
locations .......................................................... 10-4
pin arrangements ............................................. 10-3
descriptions ........................................................... 1-1
information screen ................................................. 6-3
programming
dash-mounted .................................................... 4-3
remote-mounted ................................................ 4-4
specifications, 700-800 MHz .................................. xxi
upgrading with FLASHport .................................... 1-2
radio care and handling instructions, general ........... 2-2
receiver
Abacus III back-end ............................................ 3-10
front-end .............................................................. 3-10
IF circuitry ........................................................... 3-10
mixer ................................................................... 3-10
performance checks .............................................. 5-5
theory of operation .............................................. 3-10
troubleshooting ..................................................... 9-8
recycling information, radio .......................................B-1
reference oscillator alignment ................................... 6-6
remote control-head board replacement .................. 8-7
remote-mount vehicle interface port ......................... 3-8
replacement parts, ordering ......................................A-1
replacement, chassis pad ....................................... 8-30
replacing
control-head boards .............................................. 8-2
interconnect board ................................................ 8-7
remote control-head board .................................... 8-7
RF exposure compliance information ...........................ii
RF PA
circuit protection .................................................... 3-9
DC interconnect .................................................... 3-9
gain stages ............................................................ 3-9
heatsinking precautions ........................................ 2-2
power control ........................................................ 3-9
RF test mode ............................................................ 5-3
S
screen, tuner
main menu ............................................................ 6-2
radio information ................................................... 6-3
transmit current limit alignment ............................6-11
secure
dispatch operation ................................................. 7-1
emergency operation ............................................ 7-2
interface boards .................................................... 7-1
status annunciator ................................................. 7-1
secure operation, key-variable loader ...................... 7-2
service aids, recommended ...................................... 4-2
signaling types .......................................................... 5-4
specifications, 700-800 MHz radio ............................ xxi
SRAM IC ................................................................... 3-3
status LEDs, control head ........................................ 3-7
T
test
bit error rate (BER) .............................................. 6-16
equipment, recommended .................................... 4-1
frequencies ........................................................... 5-3
setup, performance checks ................................... 5-1
transmitter test pattern ........................................ 6-17
test mode
control-head .......................................................... 5-4
displays ................................................................. 5-2
performance checks .............................................. 5-1
RF ......................................................................... 5-3
theory of operation
analog mode ......................................................... 3-6
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