Handbook

800MHz BDA (Pasadena Figuero Tunnel)
Maintenance Handbook
H/book Number:-60-056100HBKM
Issue No:-1
Date:-21/10/2003
Page:-
3 of 52
5.6.7 Drg. Nō. 80-008450, PA Alarm Wiring Details ......................................................................................33
5.7 3 Stage Alarm Board (12-002201).............................................................................................................34
5.7.1 Description ...............................................................................................................................................34
5.7.2 Technical Specification ............................................................................................................................35
5.7.3 Drg. Nō. 12-002201, 3 Stage Alarm Board Assembly Drawing & Parts List..........................................36
5.7.4 Drg. Nō. 12-002270, 3 Stage Alarm Board Circuit Diagram...................................................................37
5.7.5 Generic Wall Enclosure Alarm Wiring Sketch ........................................................................................38
5.8 DC/DC Converter, 24V in, 12V 8A out (13-003011) ...............................................................................39
5.8.1 Description ...............................................................................................................................................39
5.8.2 Technical Specification ............................................................................................................................39
5.8.3 Photo of Regulator PCB (regulator heatsink side) ...................................................................................39
5.9 Channel Control & Channel Selective Modules (17-002101 & 17-009127) ..........................................40
5.9.1 Channel Selective Module Description....................................................................................................40
5.9.2 Drg. Nō. 17-003080, Generic Channel Module Block Diagram..............................................................41
5.9.3 Channel Control Module Description ......................................................................................................42
5.9.4 Channel Controller Frequencies...............................................................................................................42
5.9.5 Channel Frequency Control Switch Table ...............................................................................................43
5.10 24V Single Relay Board (80-008902)........................................................................................................43
5.10.1 Description ...........................................................................................................................................43
5.11 24V 400W Flat-Pack Power Supply (96-300011) ....................................................................................44
5.11.1 Description ...........................................................................................................................................44
5.11.2 Technical Specification ........................................................................................................................44
6. INSTALLATION............................................................................................................................ 45
6.1 Initial Installation Record .........................................................................................................................45
6.2 General........................................................................................................................................................45
6.3 Electrical Connections ...............................................................................................................................45
6.4 RF Connections ..........................................................................................................................................45
6.5 Commissioning ...........................................................................................................................................46
7. MAINTENANCE............................................................................................................................ 47
7.1 General Procedures....................................................................................................................................47
7.1.1 Fault Finding ............................................................................................................................................47
7.1.2 Downlink..................................................................................................................................................48
7.1.3 Uplink.......................................................................................................................................................48
7.1.4 Fault repair ...............................................................................................................................................48
7.1.5 Checking service ......................................................................................................................................49
7.1.6 Service Support ........................................................................................................................................49
7.2 Tools & Test Equipment............................................................................................................................49
7.3 Care of Modules .........................................................................................................................................50
7.3.1 General Comments...................................................................................................................................50
7.3.2 Module Removal (LNA’s, general procedure): .......................................................................................50
7.3.3 Module Replacement (general): ...............................................................................................................50
7.3.4 Power Amplifiers .....................................................................................................................................50
7.3.5 Low Power Amplifier Replacement.........................................................................................................51
7.3.6 Module Transportation:............................................................................................................................51
APPENDIX A INITIAL EQUIPMENT SET-UP CALCULATIONS............................................... 52