RFX-RMR
Issue 1.0
page 2 of
41
CONTENTS
1
GENERAL SAFETY INFORMATION..............................................................................................4
1.1
Health & Safety .......................................................................................................................5
1.2
Maximum RF Power Density Limits ........................................................................................6
1.3
Issue Status ............................................................................................................................6
2
INTRODUCTION.............................................................................................................................7
3
SPECIFICATIONS ..........................................................................................................................8
4
OVERVIEW OF RFX-RMR RECEIVER........................................................................................10
5
FRONT PANEL CONTROLS ........................................................................................................12
6
REAR PANEL CONNECTIONS....................................................................................................13
6.1
RF I/P ....................................................................................................................................13
6.2
Digital Receive Section - Video output (BNC connectors) ....................................................13
6.3
Analog Receive Section – Video output (BNC connector) ....................................................13
6.4
Digital Receive Section Analog - Audio outputs (XLR connectors) .......................................13
6.5
Analog Receive Section Analog - Audio outputs (XLR connectors)......................................14
6.6
Power Connector ..................................................................................................................14
6.7
User data (future option) .......................................................................................................14
6.8
Remote Monitoring and Control ............................................................................................15
6.9
IF monitor ..............................................................................................................................15
6.10
Auxiliary connector ................................................................................................................15
7
CIRCUIT DESCRIPTIONS............................................................................................................16
Module locations ...............................................................................................................................16
7.1
1
st
Down-converter ................................................................................................................17
7.2
“3 in 1” Multi Down-converter ................................................................................................18
7.3
COFDM demodulator/MPEG decoder Board ........................................................................19
7.4
ANALOG DEMODULATOR – TECHNICAL DESCRIPTION. ...............................................20
8
INTRODUCTION...........................................................................................................................21
8.1
R.F. input circuit operation. ...................................................................................................21
8.2
Base-band video processing .................................................................................................21
8.3
A1 and A2 audio demodulators .............................................................................................21
8.4
Analog demodulator Power supplies and monitoring ............................................................22
8.5
Front Panel Controller / Display Board..................................................................................22
8.6
Mother Board ........................................................................................................................23
8.7
RFX-RMR - Power supplies and monitoring .........................................................................25
9
CONFIGURING THE RECEIVER .................................................................................................26
9.1
“Switches” and Key pad” control modes ...............................................................................26
9.2
Status Monitoring ..................................................................................................................26
9.3
Top level Menu......................................................................................................................26
9.3.1
Initialization Menu .................................................................................................... 26
9.3.2
Top level and Current Operational State ................................................................. 27
9.4
Operational menu –Digital RX mode.....................................................................................27
9.4.1
Ch / Frequency Menu .............................................................................................. 27
9.4.2
Rx mode .................................................................................................................. 27
9.4.3
Audio 1 Menu........................................................................................................... 27
9.5
Engineering Menu – Digital receiving mode..........................................................................28
9.5.1
“Switches and Key-pad” Control Mode .................................................................... 28
9.5.2
SW Inventory ........................................................................................................... 28
