Rohde & Schwarz M3SR Series 4100 Service Manual
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Rohde & Schwarz M3SR Series 4100 Service Manual

Radio communication systems. 150 w hf transceivers
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Service Manual (Intermediate Level)
Radio Communication Systems
Division
ICN-S4100-A-E11100-R-D0894-00001-A-01-1
®
R&S
M3SR Series 4100
150 W HF Transceivers
6124.9007.82.01
i

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  • Page 1 Service Manual (Intermediate Level) Radio Communication Systems Division ICN-S4100-A-E11100-R-D0894-00001-A-01-1 ® R&S M3SR Series 4100 150 W HF Transceivers 6124.9007.82.01...
  • Page 2 © 2007 Copying of this document as well as any other utilization and communication of its content are only admissible with the permission of the originator or other authorized persons. Any disregard will be prosecuted and is subject to restitution (UrhG, UWG, BGB). For the case a patent is issued or the design is officially registered all rights are reserved.
  • Page 3 Certified Quality System DIN EN ISO 9001 : 2000 DIN EN 9100 : 2003 DIN EN ISO 14001 : 1996 DQS REG. NO 001954 QM/ST UM QUALITÄTSZERTIFIKAT CERTIFICATE OF QUALITY CERTIFICAT DE QUALITÉ Sehr geehrter Kunde, Dear Customer, Cher Client, Sie haben sich für den Kauf eines you have decided to buy a Rohde &...
  • Page 5 Address List Headquarters, Plants and Subsidiaries Locations Worldwide Headquarters Please refer to our homepage: www.rohde-schwarz.com ◆ Sales Locations ROHDE&SCHWARZ GmbH & Co. KG Phone +49 (89) 41 29-0 Mühldorfstraße 15 · D-81671 München Fax +49 (89) 41 29-121 64 ◆ Service Locations P.O.Box 80 14 69 ·...
  • Page 7 Customer Support Technical support – where and when you need it For quick, expert help with any Rohde & Schwarz equipment, contact one of our Customer Support Centers. A team of highly qualified engineers provides telephone support and will work with you to find a solution to your query on any aspect of the operation, programming or applications of Rohde &...
  • Page 9 Before putting the product into operation for the first time, make sure to read the following S a f e t y I n s t r u c t i o n s All plants and locations of the Rohde & Schwarz group of companies make every effort to keep the safety standard of our products up to date and to offer our customers the highest possible degree of safety.
  • Page 10 Safety Instructions Observing the safety instructions will help prevent personal injury or damage of any kind caused by dangerous situations. Therefore, carefully read through and adhere to the following safety instructions before putting the product into operation. It is also absolutely essential to observe the additional safety instructions on personal safety that appear in relevant parts of the product documentation.
  • Page 11 Safety Instructions 4. If products/components are mechanically product itself is not permitted. Doing so can and/or thermically processed in a manner result in the danger of an electric shock that goes beyond their intended use, from the product. If extension cords or hazardous substances (heavy-metal dust connector strips are implemented, they such as lead, beryllium, nickel) may be...
  • Page 12 Safety Instructions 19. If a product is to be permanently installed, the battery or storage battery only with the the connection between the PE terminal on matching Rohde & Schwarz type (see site and the product's PE conductor must spare parts list). Batteries and storage be made first before any other connection batteries must be recycled and kept is made.
  • Page 13 Informaciones de seguridad Por favor lea imprescindiblemente antes de la primera puesta en funcionamiento las siguientes Informaciones de seguridad El principio del grupo de empresas Rohde & Schwarz consiste en tener nuestros productos siempre al día con los estandards de seguridad y de ofrecer a nuestros clientes el máximo grado de seguridad. Nuestros productos y todos los equipos adicionales son siempre fabricados y examinados según las normas de seguridad vigentes.
  • Page 14 Informaciones de seguridad Tener en cuenta las informaciones de seguridad sirve para tratar de evitar daños y peligros de toda clase. Es necesario de que se lean las siguientes informaciones de seguridad concienzudamente y se tengan en cuenta debidamente antes de la puesta en funcionamiento del producto. También deberán ser tenidas en cuenta las informaciones para la protección de personas que encontrarán en el capítulo correspondiente de la documentación de producto y que también son obligatorias de seguir.
  • Page 15 Informaciones de seguridad 3. Como en todo producto de fabricación comprometido a valorar y señalar areas de industrial no puede ser excluido en general trabajo en las que se corra un riesgo de que se produzcan al usarlo elementos aumentado de exposición a radiaciones para que puedan generar alergias, los llamados evitar riesgos.
  • Page 16 Informaciones de seguridad 12. No utilice nunca el producto si está dañado el 20. En caso de que los productos que son cable eléctrico. Compruebe regularmente el instalados fijamente en un lugar sean sin correcto estado de los cables de conexión a protector implementado, autointerruptor o red.
  • Page 17 Informaciones de seguridad 27. Baterías y acumuladores no deben de ser 31. Las asas instaladas en los productos sirven expuestos a temperaturas altas o al fuego. solamente de ayuda para el manejo que Guardar baterías y acumuladores fuera del solamente está previsto para personas. Por alcance de los niños.
  • Page 19 Safety instructions for handling parts made from beryllium oxide ceramics *HQHUDO 6RPH HOHFWURQLF SRZHU FRPSRQHQWV VXFK DV WXEHV DQG SRZHU WUDQVLVWRUV PD\ KDYH LQVXODWLRQ PDGH IURP EHU\OOLXP R[LGH FHUDPLFV 7KHVH FRPSRQHQWV DUH PDUNHG RQ WKH FLUFXLW GRFXPHQWDWLRQ 3URSHUWLHV %H2 FHUDPLF SDUWV DQG FRPSRQHQWV FRQWDLQLQJ %H2 FHUDPLFV DUH QRW D KHDOWK KD]DUG SURYLGHG WKH\ DUH XVHG DFFRUGLQJ WR UHJXODWLRQV DQG WKHUH LV QR GXVW IRUPDWLRQ ,QKDODWLRQ RI GXVW PD\ FDXVH D FKURQLF OXQJ GLVHDVH EHU\OOLRVLV  6DIHW\ PHDVXUHV...
  • Page 21 E V A L U A T I O N O F M A N U A L S here: Service Manual, Id. No. 6124.9007.82.01 R&S M3SR Series 4100 150 W HF Transceivers Dear Sirs, we constantly try to improve our technical manuals, so that you, our customer gets the best possible benefit from them.
  • Page 22 E V A L U A T I O N O F M A N U A L S Service Manual, Id. No. 6124.9007.82.01 R&S M3SR Series 4100 150 W HF Transceivers How do you rate the number of illustrations?
  • Page 23 R&S M3SR Series 4100 HF Transceivers Notices Definitions Check In appropriate measurements by means of the specified test equipment, proper functioning of a unit or module is estab- lished. Discolouration Components such as connectors and printed circuit boards are examined if they have changed colour due to temperature ef- fects and thus differ widely from their normal condition.
  • Page 24 R&S M3SR Series 4100 HF Transceivers Notices Notices The three different notices used in this documentation have the following meaning: W A R N I N G This heading is used to indicate that inaccurate observance or nonobservance of in- structions or methods can cause injury or even fatal accidents or during an operation described hazardous material can be set free in the unit or system.
  • Page 25 Notices R&S M3SR Series 4100 HF Transceivers User Information Purpose of the Documentation This documentation provides all information the service staff need to perform intermediate level repairs. It contains the necessary function description as well as information on tests, troubleshooting and re- placement of modules.
  • Page 26 R&S M3SR Series 4100 HF Transceivers Notices 6124.9007.82.01...
  • Page 27 List of Abbreviations R&S M3SR Series 4100 HF Transceivers Abbreviations ampere R&S designator for modules, e.g. A1 amplitude modulation (Morse telegraphy) amplitude modulation (two sidebands) alternating current acknowledge analog digital converter audio frequency audio frequency unit automatic gain control automatic level control...
  • Page 28 R&S M3SR Series 4100 HF Transceivers List of Abbreviations CBIT continuous built-in test CCFL cold cathode fluorescent lamp continuous monitoring CMOS complementary metal oxide semiconductor Codec coder / decoder CPLD complex programmable logic device central processing unit CTRL control clear to send...
  • Page 29 List of Abbreviations R&S M3SR Series 4100 HF Transceivers frequency frequency modulation (FSK - frequency shift keying, modem operation) frequency modulation (voice communication) forward error correction fixed frequency FILL Fillgun Fig. figure front panel FPGA field programmable gate array FRAM...
  • Page 30 R&S M3SR Series 4100 HF Transceivers List of Abbreviations amplitude modulation (one sideband, no carrier) JTAG Joint Test Action Group kilohertz key distribution device local area network liquid crystal display low drop out light-emitting diode level (menu step on MMI)
  • Page 31 List of Abbreviations R&S M3SR Series 4100 HF Transceivers power power amplifier PBIT power-on built-in test personal computer peak envelope power phase-locked loop parts per million pulses per second PROM programmable read only memory power supply push to talk power (menu step on MMI) resistor, e.g.
  • Page 32 R&S M3SR Series 4100 HF Transceivers List of Abbreviations SDRAM synchronous dynamic random access memory SECOM-H special EPM procedure for HF select (menu step on MMI) SINAD signal-to-noise ratio and distortion SRAM static random access memory single sideband modulation subtone (menu step on MMI)

  • Page 33: Table Of Contents

    R&S M3SR Series 4100 HF Transceivers Contents Description......................1.1 Introduction........................1.1 Construction ........................1.2 Function..........................1.4 1.3.1 Function of the R&S M3SR Series 4100 150 W HF Transceiver ........1.4 1.3.2 Function of the Modules ....................1.6 1.3.2.1 Digital Selector - Function ....................1.7 1.3.2.2 Synthesizer - Function....................1.10 1.3.2.3...
  • Page 34 R&S M3SR Series 4100 HF Transceivers Contents 5.4.2 Installation of Synthesizer (A2)..................5.10 Frontend - Removal and Installation ................5.11 5.5.1 Removal of Frontend (A1) ....................5.11 5.5.2 Installation of Frontend (A1) ..................5.12 Radio Controller - Removal and Installation..............5.13 5.6.1 Removal of Radio Controller (A60) ................5.13 5.6.2...
  • Page 35 Test Setup ............3.16 Fig. 5.1 Opening the R&S M3SR Series 4100 HF Transceiver (Top) .....5.3 Fig. 5.2 Top View of R&S M3SR Series 4100 without Cover (Example) .
  • Page 36 R&S M3SR Series 4100 HF Transceivers Figures 6124.9007.82.01...

  • Page 37: Description

    R&S M3SR Series 4100 HF Transceivers Description Introduction This chapter describes the construction and function of the R&S M3SR Series 4100 150 W HF Transceiver. Further chapters of this document deal with the following topics: Working modes and functions of transceiver...

  • Page 38: Construction

    Construction Construction The R&S M3SR Series 4100 150 W HF Transceiver is made up of a basic unit R&S MR 4100X and can be extended by various options for special signal characteristics and functions. The transceiver is a unit of 19" modular design measuring three height units (1 HU = 44.45 mm) and with a depth of 570 mm.

  • Page 39: Fig. 1.2 View Of R&S M3Sr Series 4100 Hf Transceiver Without Cover (Example)

    Construction R&S M3SR Series 4100 HF Transceivers Fig. 1.2 View of R&S M3SR Series 4100 HF Transceiver without Cover (Example) ICN-S4100-A-E11100-R-D0894-00110-A-01-1 Interface Module (A50) Power Amplifier (A30) Front Panel (A10) R&S GB 4000C Comfort Control Unit (Option) R&S FK 4120 Digital Selector (Option)

  • Page 40: Function

    Refer to A1.2 - Drawings for Circuit Diagram and Interface Description. 1.3.1 Function of the R&S M3SR Series 4100 150 W HF Transceiver The transceiver is suitable for reception in the frequency range of 10 kHz to 30 MHz and for transmission in the frequency range of 1.5 to 30 MHz.
  • Page 41 Function R&S M3SR Series 4100 HF Transceivers In transmit mode, the digital IF-data (complex I/Q) is converted in the Frontend module to an analog 48 kHz signal. This is mixed to the 48.048 MHz intermediate frequency and the commanded transmit frequency.

  • Page 42: Function Of The Modules

    Function of the Modules 1.3.2 Function of the Modules The R&S M3SR Series 4100 150 W HF Transceiver is equipped with the following modules: FK 41x0 Digital Selector (see 1.3.2.1 - Function) Synthesizer (see 1.3.2.2 - Function) Frontend (see 1.3.2.3 - Function) Radio Controller (see 1.3.2.4 - Function)

  • Page 43: Digital Selector - Function

    Digital Selector - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.1 Digital Selector - Function The optional Digital Selector is available in two basic versions: R&S FK 4120 (20 dB bandpass) R&S FK 4140 (40 dB bandpass) The Digital Selector is a bandpass filter that is automatically set to the operating frequency (receive and transmit mode).
  • Page 44 R&S M3SR Series 4100 HF Transceivers Digital Selector - Function RX mode When in receiving mode, the RF signal coming in via connector X301 RX only or X302 RXTX is fed into the protection circuit (overvoltage, overcurrent) and to K100. It is switched to the 30 MHz filter via K120.

  • Page 45: Fig. 1.3 Digital Selector, Block Diagram

    Digital Selector - Function R&S M3SR Series 4100 HF Transceivers Fig. 1.3 Digital Selector, Block Diagram Control Module For PBIT without PA X301 K100 K100 RX only Bypass RX/TX X303 X302 RX TX RX TX K180 K110 to RFU K170...

  • Page 46: Synthesizer - Function

    R&S M3SR Series 4100 HF Transceivers Synthesizer - Function 1.3.2.2 Synthesizer - Function The Synthesizer generates 2 RF signals and reference frequencies for other modules: LO1: First Local Oscillator LO2: Second Local Oscillator 100K_REF: Reference signal for other modules (100 kHz sine wave)
  • Page 47 Synthesizer - Function R&S M3SR Series 4100 HF Transceivers 10 MHz Loop The internal timebase and reference frequency for the control section of the Synthesizer is generated by a 10 MHz OCXO with an accuracy of ± 0.5 ppm. Alternatively this reference can be synchronized to an external reference signal of 1 MHz, 5 MHz and 10 MHz.

  • Page 48: Fig. 1.4 Synthesizer, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Synthesizer - Function Fig. 1.4 Synthesizer, Block Diagram LO1 Loop AD7476 12 bit Pretune 40 .. 46 MHz 10 bit LO1_LEV (to BIT ADC) AD5310 46 .. 53 MHz Ref. ADF4001 53 .. 60 MHz...

  • Page 49: Frontend - Function

    Frontend - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.3 Frontend - Function General Function (see Fig. 1.5) The basic functions of the Frontend module are: in general: • Data exchange with the Radio Controller (RC): IF-TX-data, IF-RX-data, AGC in receive: •...

  • Page 50: Fig. 1.5 Frontend, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Frontend - Function In TX mode a D/A converter generates the modulated 48 kHz IF signal for transmit mode. This signal is filtered and afterwards transformed for the image rejection mixer. The second mixer and crystal filter are used in TX mode to mix the 2nd IF (48 kHz) to the 1st IF (40.048 MHz).

  • Page 51: Radio Controller - Function

    Radio Controller - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.4 Radio Controller - Function The Radio Controller communicates with the other radio modules and controls all internal processes. It basically provides the following functions: Distribution of signals for modules, submodules and optional modules, mechanical support for...
  • Page 52 R&S M3SR Series 4100 HF Transceivers Radio Controller - Function two codec's used as audio interfaces, one for line (wideband) and one for headset (voiceband) • back-up power distribution and backup battery of 3.6 V • back-up real-time clock (RTC) •...

  • Page 53: Fig. 1.6 Radio Controller, Block Diagram

    Radio Controller - Function R&S M3SR Series 4100 HF Transceivers Fig. 1.6 Radio Controller, Block Diagram ICN-S4100-A-E11100-R-D0894-00204-A-01-1 1.17 6124.9007.82.01...

  • Page 54: Power Amplifier - Function

    R&S M3SR Series 4100 HF Transceivers Power Amplifier - Function 1.3.2.5 Power Amplifier - Function The 150 W Power Amplifier consists of the following functional groups (see Fig. 1.7): Preamplifier Final Stage Harmonic Filter Control Board DC Power Supply Modem (Option) The 150 W Power Amplifier amplifies the transmit signal from a +10 dBm level to 150 W peak envelope power (PEP) or 100 W continuous wave (CW).
  • Page 55 Power Amplifier - Function R&S M3SR Series 4100 HF Transceivers Temperature sensing TSFS Current sensing CSFS Drain / source voltage sensing signal VSFS Stable reference voltage VREF Harmonic Filter The signal from the Final Stage is routed via one of the eight lowpass filters to a directional coupler.

  • Page 56: Fig. 1.7 Power Amplifier, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Power Amplifier - Function Fig. 1.7 Power Amplifier, Block Diagram Harmonic Filter HF IN ANT/ 28VDC Modem (option) ILIM Filter Control FILT 0 ...2 ATU REL (to Cont. Board) (from Cont. Board) (from Cont. Board) Digital (from Cont.

  • Page 57: Comfort Control Unit (Option) - Function

    Comfort Control Unit (Option) - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.6 Comfort Control Unit (Option) - Function The R&S GB 4000C Comfort Control Unit provides the man-machine interface for local control (or re- mote control of detached radios) and contains all necessary control and display elements. The R&S GB 4000C is available in two basic versions: It either comes as a module forming an integral part...

  • Page 58: Fig. 1.8 Control Unit R&S Gb4000C, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Comfort Control Unit (Option) - Function The R&S GB 4000C Comfort Control Unit also includes a connector for connection of a Key Distribution Device (KDD). The controller board contains a KDD transceiver for distribution of management data to the radio.

  • Page 59: Interface Module - Function

    Interface Module - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.7 Interface Module - Function The Interface Module is a frame for accommodation of the NMEA Interface or other optional interfaces. Installed interfaces are accessible from the rear of the radio.

  • Page 60: Front Panel - Function

    R&S M3SR Series 4100 HF Transceivers Front Panel - Function 1.3.2.8 Front Panel - Function The Front Panel is equipped with operating buttons, connectors, LEDs and loudspeaker (see Fig. 1.10). The Front Panel is connected to the Motherboard via connector X2 (see Fig. 1.11). All inputs and out- puts of the Front Panel are proof against short cuts and static voltages from outside.

  • Page 61: Fig. 1.10 Front Panel

    Front Panel - Function R&S M3SR Series 4100 HF Transceivers Fig. 1.10 Front Panel ICN-S4100-A-E11100-R-D0894-00100-A-01-1 Indicators for used power supply (battery, AC/DC) ON/OFF button S1 Erase key S2 Radio status indicators (RF, GO, SQL) INT/EXT button S3 Volume control P2 (loudspeaker) Connector X6 for headphone (audio output only) Connector X7 for headset (incl.

  • Page 62: Fig. 1.11 Front Panel, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Front Panel - Function Fig. 1.11 Front Panel, Block Diagram Battery LED (green) Power supply + 5V + 10.5V AC/DC LED (green) - 10.5V + 3.3V ON/OFF key Squelch LED (yellow) Go LED (yellow)

  • Page 63: Motherboard - Function

    Motherboard - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.9 Motherboard - Function The Block Diagram of the Motherboard is shown in Fig. 1.12. The Motherboard consists of the following functional groups: Control logic essentially consisting of an FPGA to control and monitor the periphery, LEDs on...
  • Page 64 R&S M3SR Series 4100 HF Transceivers Motherboard - Function On the external audio connector there are 4 isolated differential audio lines. Two lines (LINE_RX_1, LINE_RX_2) are outputs used for RF receive direction. The other two lines (LINE_TX_1, LINE_TX_2) are inputs used for RF transmit direction. The nominal external audio level can be in the range -10 to +10 dBm into 600 Ω.
  • Page 65 Motherboard - Function R&S M3SR Series 4100 HF Transceivers Fill Gun The Fill Gun interface is used to transfer crypto keys and configuration data into the radio. This serial interface and the serial remote interface of the rear panel share the remote interface of the Radio Controller.

  • Page 66: Fig. 1.12 Motherboard, Block Diagram

    R&S M3SR Series 4100 HF Transceivers Motherboard - Function Fig. 1.12 Motherboard, Block Diagram MABAD ON/OFF PS_PFI ERASE PS_ON Ext/Int Speaker LED's RCB-Slave LINE_RX_1 LINE_RX_2 LINE_TX_1 audio LINE_TX_2 connector Speaker LINE2_RX FP_HEADSET LINE1_RX LINE2_TX LINE1_TX FP_MIC ERASE_SWITCH ICN-S4100-A-E11100-R-D0894-00209-A-01-1 6124.9007.82.01 1.30...

  • Page 67: Antenna Interface - Function

    Antenna Interface - Function R&S M3SR Series 4100 HF Transceivers 1.3.2.10 Antenna Interface - Function The Antenna Interface is installed in the Interface Module of the radio. It is available in two versions (see Fig. 1.13 and Fig. 1.14): Model 02 with one BNC connector Model 03 with two BNC connectors Connector X2111 is used for RX-in signals only.

  • Page 68: Nmea Interface (Option) - Function

    R&S M3SR Series 4100 HF Transceivers NMEA Interface (Option) - Function 1.3.2.11 NMEA Interface (Option) - Function This optional module is a standardized NMEA-183 interface (RS422) for connection to an external DSC controller (Digital Selective Calling). The R&S GS 4102 NMEA Interface has the function of an RS422 controlled audio switch with adjustable control of amplification factors.

  • Page 69: Fig. 1.15 R&S Gs 4102 Nmea Interface, Block Diagram

    NMEA Interface (Option) - Function R&S M3SR Series 4100 HF Transceivers Fig. 1.15 R&S GS 4102 NMEA Interface, Block Diagram NMEA-Interface opto-coupler RS422 / RS232 Connector RS422 X 5011 FLASH AF-Interface FPGA Tx_Active Line1_Tx Line2_Tx X 5012 Line1_Rx Line2_Rx X21, X22,...
  • Page 70 R&S M3SR Series 4100 HF Transceivers NMEA Interface (Option) - Function 6124.9007.82.01 1.34...

  • Page 71: Working Modes And Functions

    General The R&S M3SR Series 4100 150 W HF Transceiver covers the frequency range 1.5 to 30 MHz (TX) and 0 to 30 MHz (RX). The output power (TX) is 150 W ±1 dB PEP, 100 W ±1 dB CW.
  • Page 72 R&S M3SR Series 4100 HF Transceivers Voice Communication Type of emission Abbreviation (old) Abbreviation (new, acc. to WARC 1979) Single sideband, upper side- Modem operation USB J2D+ band, modem operation Single sideband, lower side- Modem operation LSB J2D- band, modem operation...

  • Page 73: Data Communication

    Data Communication R&S M3SR Series 4100 HF Transceivers Data Communication The software-loadable modems provide for data communication in two modes: Fixed Frequency (direct FSK) The data interface provides adjustable data rates in steps of 50, 75, 150, 300 and 600 Baud. The data interface works in transparent mode.

  • Page 74: Radio Control

    R&S M3SR Series 4100 HF Transceivers Radio Control Fig. 2.1 GO LEDs on Radio Front Panel and on Control Unit ICN-S4100-A-E11100-R-D0894-00017-A-01-1 Radio Front Panel LED GO Control Unit LED GO Radio Control The Control Unit and the radio Front Panel are the main user interface to control and monitor the radio operation.

  • Page 75: Cable Connections

    Cable Connections R&S M3SR Series 4100 HF Transceivers Cable Connections 2.6.1 Rear Cabling Necessary cabling at the rear side: Fig. 2.3 Rear Cabling ICN-S4100-A-E11100-R-D0894-00006-A-01-1 Connector X30 to antenna (TX/RX) with +28 V DC supply for external antenna tuning unit Connector Ground LAN Connector X20 to remote control unit (required for radios without built-in control unit) Connector X26 (connect mating connector with short-circuit of pins X26.6 and X26.44)

  • Page 76: Front Cabling

    R&S M3SR Series 4100 HF Transceivers Cable Connections 2.6.2 Front Cabling Necessary cabling at the front side: Fig. 2.4 Front Cabling ICN-S4100-A-E11100-R-D0894-00007-A-01-1 Headset Connector Fill Gun Connector Service Connector 6124.9007.82.01...

  • Page 77: Test Of Equipment Functions

    Test of Equipment Functions R&S M3SR Series 4100 HF Transceivers Test of Equipment Functions Test Equipment and Tools The function tests according to 3.3 - Function Test require the test equipment listed in Table 3.1. NOTE: Equivalent test equipment may be used. Special tools are not required.
  • Page 78 R&S M3SR Series 4100 HF Transceivers Test of Equipment Functions Item Test Equipment, Required Data Equipment recom- Ordering Code mended by R&S Headphones conventional workshop model Adapters for connectors conventional workshop model 6124.9007.82.01...

  • Page 79: Function Test With Built-In Tests

    Function Test with Built-in Tests R&S M3SR Series 4100 HF Transceivers Function Test with Built-in Tests For operation of the transceiver two failure classes are defined, associated with the following types of messages: Warnings: Operation may go on even if warning messages are displayed.
  • Page 80 R&S M3SR Series 4100 HF Transceivers Function Test with Built-in Tests Activity Nominal Value Switch on the transceiver. LED GO is illuminated NOTE: LED AC/DC is illuminated The transceiver now performs the power-on built-in test. In No error messages are dis- case of trouble, warnings and/or error messages are generated, which are important for troubleshooting.

  • Page 81: Test Of Specification

    X30. Test equipment and tools for the following function tests are listed in 3.1 - Test Equipment and Tools. Carry out the test steps in Table 3.3. Table 3.3: R&S M3SR Series 4100 - Test of Specification Activity Nominal Value Preparations Arrange the test setup acc.
  • Page 82 R&S M3SR Series 4100 HF Transceivers Test of Specification Activity Nominal Value MMI R&S GB 4000C Switch transceiver off and on to ensure that Transceiver off and on R&S GB 4000C connected working correctly. Receiver - Sensitivity in J3E Mode Set transceiver to Modulation +J3E (upper sideband), BW = 2.7 kHz.
  • Page 83 Test of Specification R&S M3SR Series 4100 HF Transceivers Activity Nominal Value Set Digital Selector (if installed) to BYPASS, > 10 dB SINAD Preamp on. Apply HF level of -120 dBm to X30 with following frequencies: 1.5 MHz 10.107 MHz 20.107 MHz...
  • Page 84 R&S M3SR Series 4100 HF Transceivers Test of Specification Activity Nominal Value Receive State A3E - Display, Buttons, Switches and Controls Check Set transceiver to A3E RX mode 15.100 MHz ≥ 10 dBIV (Audio Line1 USB is used). Apply a HF signal to X30 with the following parameters: Frequency: 15.100 MHz...
  • Page 85 Test of Specification R&S M3SR Series 4100 HF Transceivers Activity Nominal Value Squelch Function Set transceiver to 29.1 MHz with +J3E modulation (Default: BW 2,4 kHz, PreAmp On). Select RSSI squelch ON. Choose RSSI level 50 dBr. Apply HF input signal of 29.101 MHz, -103.5 dBm to X30.
  • Page 86 R&S M3SR Series 4100 HF Transceivers Test of Specification Activity Nominal Value Switch to LSB audio source via remote ISB Frequency: 750 Hz Select. AF level: 3.4 V (+3 / -2 dB) at 600 Ω By using the audio analyzer, check the AF Distortion: <...
  • Page 87 Test of Specification R&S M3SR Series 4100 HF Transceivers Activity Nominal Value Set transceiver to the following TX frequen- 100 W +1/-0.5 dB cies and measure the output power: 1.5 MHz 2.2 MHz 3.2 MHz 4.6 MHz 6.7 MHz 9.7 MHz 14.2 MHz...
  • Page 88 R&S M3SR Series 4100 HF Transceivers Test of Specification Activity Nominal Value Harmonic Emissions Set transceiver to modulation F3E without TX power set to 10 mW: modulation. No modulating signal at audio in- ≤ -40 dBc put X26.10/.40 of transceiver.
  • Page 89 Test of Specification R&S M3SR Series 4100 HF Transceivers Activity Nominal Value PTT Interface / Audio Matrix / B8E Transmit 10.1 Set HF power to 100 W. Set transceiver to > 40 dBm mode B8E, TX-frequency 10.7 MHz. 10.701 MHz (USB) By using the audio analyzer, apply AF signal of 1 kHz, 0 dBm to X26.10/.40 (Line In USB).
  • Page 90 R&S M3SR Series 4100 HF Transceivers Test of Specification Activity Nominal Value X10 External Synchronization Mode 11.1 By using the signal generator, apply HF RF-TX-signal is present. signal of 10 MHz sinus and 0 dBm to X10. No External Sync Error Choose External Sync Mode (OSC-Button) via remote interface.
  • Page 91 Test of Specification R&S M3SR Series 4100 HF Transceivers Activity Nominal Value X26 Serial Connection DATA Terminal 2 / FSK Test 16.1 Set transceiver to F1D (FSK) modulation (default values). Set X26.37 (PTT1_V28) to +12 VDC. Apply +12.0 VDC to X26.33 (TXD2).

  • Page 92: Fig. 3.1 Test Setup

    R&S M3SR Series 4100 HF Transceivers Test of Specification Fig. 3.1 Test Setup Power Supply 28 V, 25 A R&S IN 4000A Audio Sig. Generator X26.10/.12 X26.40/.42 Audio X26.11/.13 Analyzer X26.41/.43 X2111 Signal Generator 1 Splitter Combiner Signal Generator 2...

  • Page 93: Troubleshooting

    4.2.1 Troubleshooting with Built-in Tests Results The following table (Table 4.1) lists all error messages concerning the R&S M3SR Series 4100 150 W HF Tranceivers, which can occur while performing the built-in tests according to 3.2 - Function Test with Built-in Tests.
  • Page 94 R&S M3SR Series 4100 HF Transceivers Troubleshooting Table 4.1: Error Messages of R&S M3SR Series 4100 150 W HF Transceivers Message Module(s) / Device(s) to be Replaced and/or Action from Radio Controller RC RCB PA Motherboard (Radio Controller, if further RCB failures are detected)
  • Page 95 Troubleshooting R&S M3SR Series 4100 HF Transceivers Message Module(s) / Device(s) to be Replaced and/or Action E2PA 12 V Power Amplifier E2PA VREF Power Amplifier E2PA QUIESCURRENT Power Amplifier E2PA EEPROM Power Amplifier E2PA DRIVE, NO POUT Power Amplifier E2PA NO DRIVE Check RF cabling to Power Amplifier, check Frontend or Digital Selector.
  • Page 96 R&S M3SR Series 4100 HF Transceivers Troubleshooting Message Module(s) / Device(s) to be Replaced and/or Action FE PLL LOCK Frontend FE CHECKSUM Frontend FE PREAMP Frontend FE VCC Frontend from Motherboard MB 3.3V INT Motherboard MB 1.8V Motherboard MB 5V INT...
  • Page 97 Troubleshooting R&S M3SR Series 4100 HF Transceivers Message Module(s) / Device(s) to be Replaced and/or Action PS 28V TO PA RIGHT Power Amplifier PS 28V TO PA LEFT Power Amplifier PS 28V TO X33 Check external cabling at connector X33, replace Power Amplifier.

  • Page 98: Troubleshooting After Testing The Specification

    R&S M3SR Series 4100 HF Transceivers Troubleshooting 4.2.2 Troubleshooting after Testing the Specification In the case of deviations from the nominal values while testing the specification according to 3.3 - Function Test refer to Table 4.2 for fault diagnosis. The troubleshooting assumes that the troubleshooting/fault removal with the Built-in Tests was previously carried out.
  • Page 99 Troubleshooting R&S M3SR Series 4100 HF Transceivers Failure in 3.3 - Function Test Module(s) / Device(s) to be Replaced Test Test Step -11- X10 External Synchronization Mode Synthesizer, Motherboard (Attenuator) -12- Fill Gun and Erase-Function Fill Gun: Front Panel (fuse F1, 1 A), if voltage at...

  • Page 100: Meaning Of Led Indications On The Synthesizer

    R&S M3SR Series 4100 HF Transceivers Troubleshooting 4.2.3 Meaning of LED Indications on the Synthesizer The red, yellow and green LEDs are provided for local diagnostics. All interrupts routed in this module and the internal behaviour are indicated by the LEDs. For meaning of LED indications see Table 4.3.

  • Page 101: Replacement Of Modules

    5.1.1 General C A U T I O N Do not open the R&S M3SR Series 4100 HF Transceiver unless it is disconnected from the power supply. C A U T I O N All RF cable connections using SMA connectors should be tightened with an SMA torque wrench (5 lb-in, 56 N-cm).

  • Page 102: Disassembling The R&S M3Sr Series 4100 150 W Hf Transceiver

    Disassembling the R&S M3SR Series 4100 150 W HF Transceiver To open the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.1): Put down R&S M3SR Series 4100 150 W HF Transceiver on a solid work top so that the top is accessible.

  • Page 103: Fig. 5.1 Opening The R&S M3Sr Series 4100 Hf Transceiver (Top)

    Disassembly R&S M3SR Series 4100 HF Transceivers Fig. 5.1 Opening the R&S M3SR Series 4100 HF Transceiver (Top) ICN-S4100-A-E11100-R-D0894-00112-A-01-1 6124.9007.82.01...

  • Page 104: Fig. 5.2 Top View Of R&S M3Sr Series 4100 Without Cover (Example)

    R&S M3SR Series 4100 HF Transceivers Disassembly Fig. 5.2 Top View of R&S M3SR Series 4100 without Cover (Example) ICN-S4100-A-E11100-R-D0894-00110-A-01-1 NOTE: The top view is shown without the cables. Replace modules according to (see also Fig. 5.2): Interface Module (A50) 5.9 - Removal and Installation...

  • Page 105: Fig. 5.3 Pull-Out Levers

    Disassembly R&S M3SR Series 4100 HF Transceivers R&S GB 4000C Comfort Control Unit (Option) 5.8 - Removal and Installation FK 41x0 Digital Selector (Option) 5.3 - Removal and Installation Synthesizer (A2) 5.4 - Removal and Installation Frontend (A1) 5.5 - Removal and Installation Radio Controller (A60) 5.6 - Removal and Installation...

  • Page 106: Assembly

    R&S M3SR Series 4100 HF Transceivers Assembly Assembly After one or several modules have been replaced, close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order of disassembling as described in 5.1 - Disassembly. NOTE: Some transceiver modules contain special firmware and software for operation and ensuring the good performance of the overall transceiver.

  • Page 107: Digital Selector - Removal And Installation

    5.3.1 Removal of FK 41x0 Digital Selector To remove the FK 41x0 Digital Selector from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.4): Take off the top cover of R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 108: Installation Of Fk 41X0 Digital Selector

    To install a new or repaired FK 41x0 Digital Selector proceed as follows: Install the FK 41x0 Digital Selector in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly.

  • Page 109: Synthesizer - Removal And Installation

    To remove the Synthesizer (A2) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.5): Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 110: Installation Of Synthesizer (A2)

    To install a new or repaired Synthesizer (A2) proceed as follows: Install the Synthesizer (A2) in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly. 6124.9007.82.01...

  • Page 111: Frontend - Removal And Installation

    To remove the Frontend (A1) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.6): Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 112: Installation Of Frontend (A1)

    To install a new or repaired Frontend (A1) proceed as follows: Install the Frontend (A1) in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly. 6124.9007.82.01...

  • Page 113: Radio Controller - Removal And Installation

    To remove the Radio Controller (A60) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.7): Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 114: Installation Of Radio Controller (A60)

    To install a new or repaired Radio Controller (A60) proceed as follows: Install the Radio Controller (A60) in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly.

  • Page 115: Power Amplifier - Removal And Installation

    Please see the safety instructions for handling parts made from beryllium oxide ceramics. To remove the Power Amplifier (A30) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.8, Fig. 5.9 and Fig. 5.10): Take off top and bottom cover the R&S M3SR Series 4100 150 W HF Transceiver as described...

  • Page 116: Fig. 5.8 Undoing Screws At The Rear Of Power Amplifier (A30)

    R&S M3SR Series 4100 HF Transceivers Power Amplifier - Removal and Installation Fig. 5.8 Undoing Screws at the Rear of Power Amplifier (A30) ICN-S4100-A-E11100-R-D0894-00117-A-01-1 Fig. 5.9 Disconnecting Cables at the Radio Controller (A60) ICN-S4100-A-E11100-R-D0894-00118-A-01-1 Connector X55 (cable W55) Connector X54 (cable W64) 6124.9007.82.01...

  • Page 117: Installation Of Power Amplifier (A30)

    During installation put the cables W52, W275 and W284 into the intended cutout of cable duct. Install the Power Amplifier (A30) in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly.

  • Page 118: R&S Gb 4000C - Removal And Installation

    To remove R&S GB 4000C Comfort Control Unit from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.11): Take off the bottom cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 119: Installation Of R&S Gb 4000C Comfort Control Unit

    Take care that the cable W400 is properly folded. Install the R&S GB 4000C Comfort Control Unit in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly.

  • Page 120: Interface Module - Removal And Installation

    To remove the Interface Module from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.12): Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 121: Installation Of Interface Module

    To install a new Interface Module proceed as follows: Install the Interface Module in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5. - Disassembly. Install any module plugged in the Interface Module (e.g. R&S GS 4102 NMEA Interface).

  • Page 122: Front Panel - Removal And Installation

    5.10.1 Removal of Front Panel (A10) To remove the Front Panel (A10) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.13): Take off the bottom cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 123: Installation Of Front Panel (A10)

    Install the Front Panel in reverse order of removal. Install the R&S GB 4000C Comfort Control Unit in reverse order as described in 5.8 - Removal and Installation. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly. 5.23...

  • Page 124: Motherboard - Removal And Installation

    To remove the Motherboard from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.14, Fig. 5.15 and Fig. 5.16): Take off the top and bottom cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 125: Fig. 5.14 Disconnecting Cables On Motherboard

    Fig. 5.14 Disconnecting Cables on Motherboard ICN-S4100-A-E11100-R-D0894-00126-A-01-1 Turn the R&S M3SR Series 4100 150 W HF Transceiver in working position and by using a screw driver, undo and remove the four screws at the transceiver rear fixing the interface panel.

  • Page 126: Installation Of The Motherboard

    To install a new Motherboard proceed as follows: Install the Motherboard in reverse order of removal. Install all modules in reverse order of removal. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly. 6124.9007.82.01...

  • Page 127: Antenna Interface - Removal And Installation

    To remove the Antenna Interface from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.17): Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly.

  • Page 128: Fans - Removal And Installation

    5.13.1 Removal of the Fans To remove the Fans from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.18): Put the R&S M3SR Series 4100 150 W HF Transceiver upside down on a solid work top.

  • Page 129: Nmea Interface - Removal And Installation

    5.14.1 Removal of the R&S GS 4102 NMEA Interface To remove the R&S GS 4102 NMEA Interface from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see also Fig. 5.19): Using a screw driver, unscrew the two screws at the R&S GS 4102 NMEA Interface.

  • Page 130: Backup Battery - Removal And Installation

    (see also Fig. 5.20): Store the configuration data and preset data before removing the Backup Battery. Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in 5.1 - Disassembly. Disconnect the old Backup Battery on the Radio Controller (A60).

  • Page 131: Installation Of The Backup Battery

    To install a new Backup Battery proceed as follows: Install the Backup Battery in reverse order of removing. Close the R&S M3SR Series 4100 150 W HF Transceiver in reverse order as described in 5.1 - Disassembly. Note the date of Backup Battery replacement.
  • Page 132 R&S M3SR Series 4100 HF Transceivers Backup Battery - Removal and Installation 6124.9007.82.01 5.32...

  • Page 133: System / Equipment Configuration

    System / Equipment Configuration General With R&S M3SR Series 4100 150 W HF Transceiver, all system / equipment configuration is factory- set by way of software and in compliance with the customer’s specifications. Such settings cannot be altered by the user.
  • Page 134 R&S M3SR Series 4100 HF Transceivers System / Equipment Configuration 6124.9007.82.01...

  • Page 135: A1 Appendix

    Appendix R&S M3SR Series 4100 HF Transceivers Appendix A1.1 Spare Parts See also Fig. A1.1 Item Name Component no. Quantity Ident no. Interface Module 6119.1530.02 Power Amplifier 6119.8512.02 Front Panel 5300.1501.02 R&S GB 4000C Comfort Control 6105.6006.02 Unit (Option) R&S FK 4120 Digital Selector 6119.5007.02...

  • Page 136: Fig. A1.1 Top View Of R&S M3Sr Series 4100 Without Cover (Example)

    R&S M3SR Series 4100 HF Transceivers Spare Parts Fig. A1.1 Top View of R&S M3SR Series 4100 without Cover (Example) ICN-S4100-A-E11100-R-D0894-00110-A-01-1 6124.9007.82.01 A1.2...

  • Page 137: A1.2 Drawings

    Drawings R&S M3SR Series 4100 HF Transceivers A1.2 Drawings Interface Description 6118.8519.01 SB Circuit Diagram 6119.7251.01 S Parts List 6119.7251.01 SA A1.3 6124.9007.82.01...
  • Page 138 R&S M3SR Series 4100 HF Transceivers Drawings 6124.9007.82.01 A1.4...

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