Instruction/ maintenance manual of the product MSK 25 Kathrein
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Instruction Manual MSK 25 Satellite/TV/FM Test Receiver analogue/digital.
Preface 2 Preface Dear customer, The KATHREIN-Werke KG has done its utmost to guarantee the correctness and completeness of this manual. However, no liability can be assumed for any potential errors in this manual and any damages thereby resulting.
Contents 3 Contents Preface ........................................................................................................................ ...................................... 2 Contents ....................................................
Contents 4 MPEG Picture Representation (option) in DVB-C or D VB-T (opt ion) .......................................................... 40 FM measu rement ................................................................................................
General Information 5 General Information This user manual has been compiled for persons with some electrical engineering ability and knowledge. Us ers who have already operated similar measuring instruments can obtain the necessary commands for each operating step from the overview.
Functionality The MSK 25 has been conceived as a portable test receiver for TV, SAT and FM radio measurements, as well as for DVB-C, DVB-S and DVB-T in both, battery operation and mains operati on. The built-in lead battery (3.4 Ah) and a wall power supply with a built-in charger, suitable for 230 VAC, are included in delivery.
Overview of Functions 7 Overv iew of Functions Function Analogue SAT mode Analogue TV mode Analogue FM mode DVB-S mode DVB-C mode Option DVB-T mode Mains operation and battery operation * * * * * * Le.
8 LNB 0/5 - 20 V.
Technical Data 9 Technical Data Power supply Mains operation 230 VAC, 50/60 Hz Battery operation Lead Battery 12 V/3.4 Ah Dimensions Width 260 mm, Height 90 (120) mm, Depth 165 mm incl.
Technical Data 10 TV B/G standard TT1 = 5.5 MHz, TT2 = 5.74 MHz D/K standard TT1 = 6.5 MHz, TT2 = 6.26 MHz I standard TT1 = 6.0 MHz M/N standard TT1 = 4.5 MHz, TT2 = 4.72 MHz M1 standard TT1 = 4.5 MHz L standard AM 6.5 MHz, Nicam = 5.85 MHz B/G standard Nicam = 5.
Control Elements and Indicators 11 Control Elements and Indicators Control Elements The following is displayed on the two-row 16 digit LC display, depending on the mode: • the channel set, • the f.
Short Cut Overview 12 Short Cut Overv iew Key Brief description of the various functions SA T/DVB-S TV/DVB-C/*DVB-T FM SAT/TV Change-over to TV reception Change-over SAT reception Change-over to TV reception - Diminish current values + Elevate current values 0-9 Numeric character entry .
Connections 13 Connections RF Input Socket The received signal of the antenna or of the cable network is fed in here (BNC coaxial socket). The remote feeding voltage (for LNB) is adjustable from 5 V DC to 20 V DC and can be switched off. When the LNB voltage is switched on, the LED next to the RF input socket flashes.
Commissioning 14 Commissioning Switching-Up • Connect the instrument to the mains with the wall power supply. • Turn the on/off switch to the right. • Adjust the desired volume. The LC display will then indicate the particular software version for appr.
Commissioning 15 Setup-Menu The basic setting (status of the MSK 25 after switching it on) can be set in the Setup menu. Factory Setting on Delivery Parameter Setting POWER ON TV LNB DC OFF LEVEL dBµV Low Level Mute ON Setup Menu Setting Setup Menu Call-Up Press [2ndF] and [SETUP].
Commissioning 16 Mains Operation and Battery Operation The MSK 25 may either be mains operated or be battery operated (battery built-in). Mains Operation Only the wall power supply deliver ed may be used for power supply. Connect it to the voltage supply socket on the right hand side of the instrument.
SAT measurement 17 SAT measurement Standard Change-Over In SAT mode, the MSK 25 receives • analogue signals and • DVB-S signals. SAT Menu Standard Change-Over [2ndF] [STD] calling up menu standard.
SAT measurement 18 Frequency Display and Frequency Entry To measure the level of a receiv ed signal, you must first enter the frequency required. The LC display indicates the frequency and the level measured. Frequency entry is possible from 920 MHz to 2150 MHz in 100 kHz steps.
SAT measurement 19 SAT Analogue Level Measurement Once you have entered a frequency, the level is measured automatically and displayed either in dBµV or dBmV (depending on the basic configuration) on the LC display. T he input level can be measured in the range of 30 dBµV to 120 dBµV (-30 dBmV to 60 dBmV).
SAT measurement 20 Locating Satellites With the SCAN function, satellites , the exact transponder frequencies of which are unknown, can be located. In doing so, the frequency range from 1000 MHz to 2100 MHz is continuously scanned for received signals.
SAT measurement 21 Bearing for Individual Reception Frequencies The „LEVEL ♫ “ function allows the antenna alignment to maximum received signal via bearing. The level tendency can be bargraph- displayed.The measurement range c an be adjusted to three different sensitivity levels.
SAT measurement 22 SAT Analogue Sound Carrier Frequency Each video signal has several sound carrier frequencies assigned to it. Selective hearing of the sound mainca rriers and the sound subcarriers is possible. The sound carrier frequency is tunable from 5.
SAT measurement 23 DVB-S MER, BER and Offset Measurement The modulation error rate (MER), the bit error rate (BER) and the carrier offset can be measured to rate the digital reception quality. Chapter ‚standard change-over‘ describes how to select between SAT/analogue and DVB-S.
SAT measurement 24 LNB Voltage and 22 kHz/60 Hz Change-Over The LNB supply voltage can be obtained from the RF socket. For checking purposes, the LED beside the RF socket flashes when the voltage supply is switched on. The pow er consumption of the connected LNB is displayed on the LCD.
SAT measurement 25 Example Activating the 22 kHz signal: Press [2nF] [LNB] [8] LC display: • LNB voltage: 14 V • Power consumption: 150 mA • 22 kHz signal activated Note By pressing [8] again, the 22 kHz signal can be deactivated. By calling up a different function, e.
SAT measurement 26 DiSEqC™ (Digital Satellite Equipment Control) The DiSEqC™ system is used for cont rol systems with extended control fac ilities. DiSEqC™ utilises a serial, bidirectional transmission mode with one master and one or more slaves.
SAT measurement 27 Example for a USER entry You wish to check the EXR 22 KATHREIN matrix. The instruction set for the EXR 22 matrix is E0 00 24 (LNB High) and E0 00 20 (LNB Low). Calling up DiSEqC™: Press [2ndF] [SAT-CTRL] Press [0] to call up USER entry.
SAT measurement 28 Address Byte Menu Hex Byte Description 00 All instruments 10 Every LNB, Matrix or SMATV 11 LNB 12 LNB with loop-through 14 Matrix (Switcher) 15 Matrix (Switcher) with loop-through 1.
SAT measurement 29 Command Byte Menu MSK 25 can send commands under DiSEqC™ 1.0 but cannot receive them. All the commands requiring Di SEqC™ 2.0 (sending and receiving) are underlined grey in the table below. Commands in bold are particularly preferred for KATHREIN switching matrices.
SAT measurement 30 4F Write A7 Set analogue value A7 1 50 LO string Read current frequency - 51 LO now Read current frequency (Table Entry Number) - 52 LO Lo Read Lo frequency table entry number - 53 LO Hi Read Hi frequency table entry number - 58 Write Freq Write channel frequency 2 or 3 59 Ch.
SAT measurement 31 Data Byte Menu A corresponding data byte need not be sent to a command byte unless required by the command byte data byte (s). You can see this from the preceding command byte table. Please learn from the data sheets of the respective instruments which data byte is to be sent to the particular command byte.
TV measurement 32 TV measurement Standard Change-Over In TV mode, the MSK 25 can measure the following standards: • B/G standard • L standard • D/K standard • I standard • M/N standard • M.
TV measurement 33 DVB-C/DVB-T Change-Over Press [2ndF] [STD] . LC display: • 1 = Analogue reception • 2 = DVB-C reception • 3 = DVB-T reception (if this option is provided) • 0 = Standard menu.
TV measurement 34 Channel display and channel entry You first have to set the required channel to be able to measure the level of a TV reception signal.
TV measurement 35 Frequency Display and Frequency Entry You first have to enter the required picture carrier frequency to be able to measure the level of a TV reception signal.
TV measurement 36 Level Measurement TV Analogue After you have set a channel or a fr equency, the level is automatically measured and displayed on the LC displa y either in dBµV or in dBmV (depending on the basic configuration) . The input level can be measured in the range of 30 dBµV to 120 dBµV (-30 dBmV to 60 dBmV).
TV measurement 37 Bearing for Individual Reception Frequencies The „LEVEL ♫ “ function allows the antenna alignment to maximum received signal via bearing. The level tendency can be bargraph- displayed. The measurement range c an be adjusted to three different sensitivity levels.
TV measurement 38 Sound Carrier Distance and Sound Carrier Level On a second sound carrier, TV broadcas t stations can transmit either frequency-modulated (analogue) or in Nicam format (digital). Depending on the standard which has been set, various frequencies are assigned to the sound carriers, see table.
TV measurement 39 Press [3] while the sound carrier is displayed Note The sound carrier frequency is not adjustable but changed over according to the standard which has been set. The sound carrier level is only displayed when key [2] or [3] is pressed.
TV measurement 40 DVB-C/DVB-T (option), MER, BER and Offset Measurement The modulation error rate (MER), the bit error rate (BER) and the carrier offset can be measured to evaluate t he quality of the digital reception. Chapter ‚standard change-over‘ descri bes how to select either TV analogue, DVB-C or optionally DVB-T.
FM measurement 41 FM measurement Frequency Indication a nd Frequency Entry You first have to enter the desired frequency to be able to measure the level of an FM reception signal.
FM measurement 42 Level Measurement After you have set a frequency, the le vel is automatically measured and displayed in dBµV. The input level can be measured in the range of 30 dBµV to 120 dBµV. LC display: • Frequency: 104.8 MHz • Mode: FM • Level measured: 86.
FM measurement 43 Bearing for Individual Reception Frequencies The „LEVEL ♫ “ function allows the antenna alignment to maximum received signal via bearing. The level tendency can be bargraph- displayed. The measurement range c an be adjusted to three different sensitivity levels.
Spectrum Measurement 44 Spectrum Measurement The frequency spectrum in the SAT, TV and FM modes may be displayed on the TFT screen for evaluation purposes. You can call up the function ‚spectrum measurement‘ in each particular mode (SAT, TV, FM). Command for ‚spectrum measurement‘: [2ndF] [Spect] .
Spectrum Measurement 45 TV Spectrum Menu LC displays and range setting: [1] FULL SPAN = overall TV range (48…858 MHz) [2] VHF (48…467 MHz) [3] UHF (467…858 MHz) [4] NARROW (634…659 MHz) FM Spectrum The FM spectrum is addressed and measured as described above.
Maintenance 46 Maintenance Changing the Battery • Unscrew the two screws which fix the straps on the leather bag.Then unscrew the screw in the leather c ap. Pull the receiver out of the leather bag. • Now unscrew all the screws atop, at the bottom and on every side of the metal box.
Technical Appendix 47 Technical Appendix Signal-to-Noise-Ratio The following values must be known in order to determine the carrier/signal-to-noise-ratio (C/N): • Basic noise level (adjust the dish .
Technical Appendix 48 DiSEqC™ Commands for Kathrein Matrices Instruction Set for 9xx Kathrein Matrix Production Run POS. A (Satellit 1) Low -Band High-Band Range Vert. Horiz. Vert. Horiz. DiSEqC™ Command F0 00 38 F0 F0 00 38 F2 F0 00 38 F1 F0 00 38 F3 POS.
Technical Appendix 49 Channel Tables Channel Table and Frequency Table B/G Standard (frequencies in MHz) VRF-CCIR URF-CCIR URF-CCIR Pilot frequency 01 80.15 21 21 471.25 46 46 671.25 E2 02 48.25 22 22 479.25 47 47 679.25 E3 03 55.25 23 23 487.25 48 48 687.
Technical Appendix 50 Channel Table and Frequency Table L Standard (frequencies in MHz) VHF UHF UHF 01 80.75 21 21 471.25 46 46 671.25 * LB 02 55.75 22 22 479.25 47 47 679.25 * LC 03 60.50 23 23 487.25 48 48 687.25 * LC1 04 63,75 24 24 495.25 49 49 695.
Technical Appendix 51 Channel Table and Frequency Table D/K Standard (frequencies in MHz) VHF UHF UHF R-I 01 49.75 21 21 471.25 46 46 671.25 R-II 02 59.75 22 22 479.25 47 47 679.25 R-III 03 77.25 23 23 487.25 48 48 687.25 R-IV 04 85.25 24 24 495.25 49 49 695.
Technical Appendix 52 Channel Table and Frequency Table I Standard (frequencies in MHz) VHF UHF UHF I A 01 45.75 21 21 471.25 46 46 671.25 I B 02 53.75 22 22 479.25 47 47 679.25 I C 03 61.75 23 23 487.25 48 48 687.25 I D 04 175.25 24 24 495.25 49 49 695.
Technical Appendix 53 Channel Table and Frequency Table M1 Standard (Japan) (frequencies in MHz) VHF UHF UHF J01 01 91.25 13 13 471.25 38 38 621.25 J02 02 97.25 14 14 477.25 39 39 627.25 J03 03 103.25 15 15 483.25 40 40 633.25 J04 04 171.25 16 16 489.
Technical Appendix 54 Channel Table and Frequency Table M/N Standard (frequencies in MHz) VHF UHF UHF 01 72.00 14 14 471.25 47 47 669.25 A02 02 55.25 15 15 477.25 48 48 675.25 A03 03 61.25 16 16 483.25 49 49 681.25 A04 04 67.25 17 17 489.25 50 50 687.
Technical Appendix 55 Channel Table and Frequency Table M/N Standard (frequencies in MHz) Special channels A -5 95 S01 91.25 OO 51 S43 385.25 A-4 96 S02 97.25 PP 52 S44 391.25 A-3 97 S03 103.25 QQ 53 S45 397.25 A-2 98 S04 109.25 RR 54 S46 403.25 A-1 99 S05 115.
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An important point after buying a device Kathrein MSK 25 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Kathrein MSK 25 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Kathrein MSK 25 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Kathrein MSK 25 you will learn all the available features of the product, as well as information on its operation. The information that you get Kathrein MSK 25 will certainly help you make a decision on the purchase.
If you already are a holder of Kathrein MSK 25, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Kathrein MSK 25.
However, one of the most important roles played by the user manual is to help in solving problems with Kathrein MSK 25. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Kathrein MSK 25 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
