User's Manual
SRM9000X8 800MHz SERVICE MANUAL
© TMC Radio 2008 page i TNM-M-E-0022 Issue 1
TABLE OF CONTENTS
APPENDICES ..............................................................................................................................................III
DECLARATION .......................................................................................................................................... IV
COPYRIGHT ............................................................................................................................................... IV
ERRORS AND OMISSIONS....................................................................................................................... IV
DOCUMENT HISTORY................................................................................................................................ V
WARNINGS AND CAUTIONS.................................................................................................................... VI
1.
INTRODUCTION.................................................................................................................................1
1.1
G
ENERAL
.........................................................................................................................................1
1.2
S
COPE
.............................................................................................................................................1
1.3
D
ESCRIPTION
...................................................................................................................................1
1.4
P
RODUCT
V
ARIANTS
A
ND
F
ACILITIES
................................................................................................2
1.4.1 Filename Structure ................................................................................................................4
1.4.2 Application Code ...................................................................................................................4
1.4.3
Software Type Code..............................................................................................................4
1.4.4 Version Number.....................................................................................................................6
1.4.5 Exclusions..............................................................................................................................6
1.4.6
Displaying Software Versions................................................................................................6
1.4.7 Automatic Version Upgrade Prompting.................................................................................7
1.4.8 Transceiver SW Description, Start-up and Backup-Software ...............................................8
1.4.9
Wailing Siren (Boot-up Software Corrupted).........................................................................8
1.5
A
DJUSTMENT AND
A
LIGNMENT
..........................................................................................................8
1.6
C
HASSIS
A
SSEMBLY
.........................................................................................................................9
1.6.1 Torque Settings .....................................................................................................................9
1.6.2 Thermal Compound Application ............................................................................................9
1.6.3
Assembly ...............................................................................................................................9
1.7
SPECIFICATION...............................................................................................................................10
1.7.1 General................................................................................................................................10
1.7.2
Transmitter...........................................................................................................................11
1.7.3 Receiver...............................................................................................................................12
1.7.4 Signalling .............................................................................................................................13
1.7.4.1
CTCSS.....................................................................................................................13
1.7.4.2 Selcall ......................................................................................................................14
1.7.4.3 DTMF.......................................................................................................................16
1.7.4.4
DCS .........................................................................................................................17
1.7.4.5 C4FM.......................................................................................................................17
1.7.5 Environmental......................................................................................................................18
2.
SERVICE PHILOSOPHY..................................................................................................................19
2.1
S
ERVICE
C
ONCEPT
.........................................................................................................................19
2.2
W
ARRANTY
....................................................................................................................................19
2.2.1 Service Within and Out Of Warranty ...................................................................................19
2.3
S
OFTWARE
P
OLICY
........................................................................................................................19
3.
TECHNICAL DESCRIPTION............................................................................................................21
3.1
R
ECEIVER
......................................................................................................................................21
3.1.1 Front End Filters and RF Amplifier......................................................................................21
3.1.2 First Mixer and IF Section....................................................................................................21