This following manual will help you obtain the best optimal use from the extensive
functions of the MSK 33. Therefore, observe all instructions. The Kathrein-Werke
KG has made every effort to ensure that the data and descriptions in this manual
are accurate and complete.
We reserve the right to make changes to this manual without prior notice. This particularly applies to modifications required for technical improvement.
We appreciate your recommendations and improvement suggestions.
Publications, copies and print-outs as well as electrical distribution of this manual in
full or in part is only allowed with written authorisation from the Kathrein-Werke KG.
All product names and trademarks used in this manual are the property of the relevant companies.
IMPORTANT NOTES ...................................................................................................................................... 12
Validity of this manual................................................................................................................................... 12
General safety information ........................................................................................................................... 12
Explanation of symbols................................................................................................................................. 12
Proper use .................................................................................................................................................... 13
DISPLAYS, OPERATING ELEMENTS AND CONNECTIONS ...................................................................... 16
Front panel.................................................................................................................................................... 16
The screen.................................................................................................................................................... 19
General information for operation................................................................................................................. 20
Menu selection ........................................................................................................................................... 20
The main menu........................................................................................................................................... 20
DC socket (option) ........................................................................................................................................ 22
SAT OPERATION ........................................................................................................................................... 25
Sat menu ...................................................................................................................................................... 25
Entry of the transponder frequency from 00,000 MHz to16,000 MHz........................................................ 25
Setting of the LNB voltage supply: ............................................................................................................. 26
Selecting the LO frequency ........................................................................................................................ 26
Entering the transponder frequency: .......................................................................................................... 26
Calling up menu LNB-CONTROL............................................................................................................. 27
Switch-over of ANALOG digit. DVBS ....................................................................................................... 27
Calling up the menu SAT MEASURE ...................................................................................................... 27
LNB control menu ......................................................................................................................................... 28
22 kHz control signal .................................................................................................................................. 28
14 V LNB supply voltage ............................................................................................................................ 28
18 V LNB supply voltage ............................................................................................................................ 28
LNB current draw........................................................................................................................................ 28
Checking the LNB supply voltage of a satellite receiver ............................................................................ 29
Calling up the DiSEqC/V SEC menu......................................................................................................... 29
DiSEqC menu ............................................................................................................................................... 30
Transmitting and receiving a DiSEqC command (TX + RX) ...................................................................... 30
Sending a DiSEqC command (TX)............................................................................................................. 30
Entry of the hex numbers ........................................................................................................................... 30
RX display field ........................................................................................................................................... 30
Submenu for entering DiSEqC commands ................................................................................................ 31
TX display field ........................................................................................................................................... 31
Display field A ............................................................................................................................................. 31
Display field B ............................................................................................................................................. 31
Entering and transmitting a DiSEqC command........................................................................................ 32
UFOmicro DiSEqC menu ............................................................................................................................. 33
General information .................................................................................................................................... 33
RX field ..................................................................................................................................................... 33
Status field................................................................................................................................................ 33
TX field ..................................................................................................................................................... 34
Operating the menus .................................................................................................................................. 34
Installation of a UFOµ unit EXU 544 in conjunction with the MSK 33 ........................................................ 35
Second ANLAOG menu ............................................................................................................................... 38
Selecting the colour standards PAL, SECAM and NTSC .......................................................................... 38
Selecting the video hub .............................................................................................................................. 38
Video polarity .............................................................................................................................................. 38
Sat subcarrier menu ..................................................................................................................................... 39
Selecting the subcarrier reception type (refer to the subcarrier table) ....................................................... 39
Audio carrier frequency .............................................................................................................................. 39
Setting of the de-emphasis......................................................................................................................... 39
Audio carrier tables for the satellite reception ............................................................................................ 40
DIGITAL MEASUREMENTS........................................................................................................................... 41
SAT DIGITAL menu...................................................................................................................................... 41
Level-dependent acoustic signal ................................................................................................................ 41
Convulsion code for Sat measurement ...................................................................................................... 41
Symbol rate entry ....................................................................................................................................... 41
MPEG decoder menu (OPTION)................................................................................................................ 41
Level measurement DIGITAL (Min./Max. levels)........................................................................................ 42
TV OPERATION .............................................................................................................................................. 43
TV menu ....................................................................................................................................................... 43
Frequency entry of 44.75-867.2 MHz / DVB-T / BIII / UHF ........................................................................ 43
Entering in a channel .................................................................................................................................. 43
Entering a special channel ......................................................................................................................... 43
Selecting analogue, DVB-C and DVB-T measurement.............................................................................. 43
Calling up the menu TV control .................................................................................................................. 43
TV control menu ........................................................................................................................................... 44
22 kHz control signal .................................................................................................................................. 44
Remote supply voltage ............................................................................................................................... 44
Checking the supply voltage in a remotely fed system .............................................................................. 44
Calling up the menu DiSEqC / VSEC......................................................................................................... 44
TV-DiSEqC /VSEC menu ............................................................................................................................. 44
Selecting the standard................................................................................................................................ 45
Selecting the audio carriers ........................................................................................................................ 45
Level-dependent acoustic signal ................................................................................................................ 45
Carrying out measurements ....................................................................................................................... 45
Measuring the Nicam audio carrier spacing and bit error rate ................................................................. 46
Measuring the min./max. level.................................................................................................................... 46
Measuring the current level ........................................................................................................................ 46
Selecting the colour standards PAL, SECAM and NTSC .......................................................................... 46
6
Contents
TV DIGITAL menu ........................................................................................................................................ 47
Level-dependent acoustic signal ................................................................................................................ 47
Selecting demodulation for DVB-C measurement...................................................................................... 47
Symbol rate entry ....................................................................................................................................... 47
MPEG decoder menu (OPTION)................................................................................................................ 48
RETURN PATH IF MENU ............................................................................................................................... 49
Return path IF menu..................................................................................................................................... 49
Entering a frequency of 7.00 MHz up to 80.00MHz*.................................................................................. 49
Inverting the RF spectrum*......................................................................................................................... 49
ANALOG Menu........................................................................................................................................... 49
DIGITAL menu............................................................................................................................................ 49
IF CONTROL menu (RP-CONTROL*) ....................................................................................................... 49
ANALOG menu............................................................................................................................................. 50
Selecting the standard................................................................................................................................ 50
Level-dependent acoustic signal ................................................................................................................ 50
Carrying out measurements ....................................................................................................................... 51
Measurement of the audio carrier spacing............................................................................................... 51
Measurement of the Nicam audio carrier spacing and the bit error rate.................................................. 51
Measurement of the min./max. level .......................................................................................................... 51
Selecting the colour standards PAL, SECAM and NTSC .......................................................................... 51
IF RP DIGITAL MENU..................................................................................................................................... 52
Level-dependent acoustic signal ................................................................................................................ 52
Selecting demodulation for DVB-C measurement...................................................................................... 52
Entering symbol rate................................................................................................................................... 52
MPEG decoder menu (OPTION)................................................................................................................ 52
RADIO OPERATION ....................................................................................................................................... 53
RADIO menu ................................................................................................................................................ 53
Entering a frequency from 44.75 MHz to 867.20 MHz ...............................................................................53
RADIO CONTROL menu............................................................................................................................ 53
ANALOG menu........................................................................................................................................... 53
RADIO ANALOG menu ................................................................................................................................ 53
Level-dependant acoustic signal ................................................................................................................ 53
Carrying out measurements ....................................................................................................................... 53
Measuring the min/max level...................................................................................................................... 54
Measuring the current level ........................................................................................................................ 54
AV MENU ........................................................................................................................................................ 55
Video input.................................................................................................................................................. 55
Video output................................................................................................................................................ 55
Breaking voltage ......................................................................................................................................... 56
Screen menu .............................................................................................................................................. 58
SYSTEM menu ........................................................................................................................................... 58
Measuring unit ............................................................................................................................................ 58
Entering the level offset .............................................................................................................................. 58
SCREEN MENU .............................................................................................................................................. 59
Setting the brightness ................................................................................................................................. 59
Setting the contrast..................................................................................................................................... 59
Setting the colour saturation....................................................................................................................... 59
Setting the background light....................................................................................................................... 59
SYSTEM MENU .............................................................................................................................................. 60
Calls up the SYSTEM menu....................................................................................................................... 60
Setting the date .......................................................................................................................................... 60
Setting the time........................................................................................................................................... 60
COPY MENU ................................................................................................................................................... 61
Saving and calling up unit settings ............................................................................................................. 61
Saving the unit settings ............................................................................................................................ 61
Calling up saved settings ......................................................................................................................... 61
Calls up the panoramic printout menu ..................................................................................................... 61
Printing out all measurements in TV mode .............................................................................................. 62
Printing out all measurements in Sat mode ............................................................................................. 62
MODE MENU .................................................................................................................................................. 63
TEXT MENU ..................................................................................................................................................... 64
Holding the videotext page ......................................................................................................................... 64
Enlarging the videotext page...................................................................................................................... 64
Original videotext size ................................................................................................................................ 64
Video scope menu ...................................................................................................................................... 65
Horizontal zoom –Enlarging the video signal ............................................................................................. 65
Horizontal zoom – Reducing the video signal ............................................................................................ 65
Measurement of the amplitude of the video signal....................................................................................... 66
Selecting the video line............................................................................................................................... 66
Measurement of video signals via the AV socket (SCART) ....................................................................... 66
Increasing time / unit .................................................................................................................................. 67
Reducing time / unit .................................................................................................................................... 67
Position of the audio signal......................................................................................................................... 67
Measuring the FM hub................................................................................................................................ 67
Measuring an audio signal via the AV socket (SCART).............................................................................67
Increasing time / unit .................................................................................................................................. 68
Reducing time / unit .................................................................................................................................... 68
Saving function ........................................................................................................................................... 68
8
Contents
Position and triggering of the DiSEqC signal ............................................................................................. 68
Level measurement of analogue signals .................................................................................................... 69
Level measurement of digital signals ......................................................................................................... 69
Selecting the spectrum representation....................................................................................................... 70
ANALOG marker ........................................................................................................................................ 70
DIGITAL marker ......................................................................................................................................... 70
C/N measurement of analogue signals in Sat operation............................................................................70
C/N measurement of digital signals in Sat operation ................................................................................. 71
Cross-polarisation measurement on signals in SAT operation .................................................................. 71
AUTO MEASURE............................................................................................................................................ 88
9
Contents
Display of the check point........................................................................................................................... 88
Display of the entry field for the respective measurement task..................................................................88
Setting local echo ....................................................................................................................................... 90
Operating of the MSK 33 via modem ........................................................................................................... 91
The TTY mode............................................................................................................................................ 91
the ANSI mode ........................................................................................................................................... 91
The log-in procedure .................................................................................................................................. 91
Unit calibration ............................................................................................................................................ 96
Function testing ............................................................................................................................................ 96
Exchange of components ............................................................................................................................. 96
Channel and frequency table standard B/G (frequency in MHz).............................................................. 101
Channel and frequency table standard L(frequency in MHz)................................................................... 102
10
Contents
Channel and frequency table standard D/K (frequency in MHz).............................................................. 103
Channel and frequency table standard I (frequency in MHz)................................................................... 104
Channel and frequency table standard M/N (frequency in MHz) ............................................................. 105
Channel and frequency table standard M/N(frequency in MHz) .............................................................. 106
Special channels ...................................................................................................................................... 106
TECHNICAL DATA ....................................................................................................................................... 107
Technical data ............................................................................................................................................ 107
Scope of delivery ........................................................................................................................................ 109
Assignment of the SCART socket .............................................................................................................. 109
Assignment of RS232 socket ..................................................................................................................... 110
Assignment of socket TS PARALLEL (optional) ........................................................................................ 111
Unit variants................................................................................................................................................ 112
DOWNLOADING NEW MSK33 OPERATING SOFTWARE ........................................................................ 113
General notes: ............................................................................................................................................ 113
11
Important Notes
Important Notes
Validity of this manual
This manual is valid for the MSK 33, order no.:208 299, 208 302, 208 303, 208
305, 208 209, 208 311, 208 312, 208 313, 208 314, 208 316, 208 318, 208 319,
208 321, 208 322, 208 325, 208 326, 217 10001, 217 10002, 217 10003, 217
10004.
The following notes are relevant for the operation of the MSK 33 and should be
adhered to under all circumstances.
General safety information
The MSK 33 has been developed and produced in consideration of the relevant
harmonised guidelines, standards as well as further technical specifications. The
product complies with the latest technology and ensures a high degree of safety.
However, this safety can only be achieved during operation, if all required measures have been met and the operator’s obligation of care is applied.
Explanation of symbols
In the following operating instructions, the following symbols are used. These
symbols are intended to make the user aware of the text located next to the symbol.
Danger! Parts under dangerous voltage!
This symbol indicates, that there is danger to health and life.
Attention!
This symbol indicates, that this section of the instructions should be closely observed.
Observe note!
Information, which provide a better understanding of the working procedures.
Example
This symbol provides information on measuring functions and refers you to chapters containing further information regarding the subject.
G
12
Safety Instructions
Safety Instructions
- Observe the VDE safety regulations!
- Observe the admissible maximum level when feeding signals.
- A maximum of 0.5 watts of total power may be applied to the RF input.
- Only fuses which have the same cut out characteristic may be used.
- The unit is also live when disconnected.
- In order to avoid electromagnetic interference, the unit may only be operated
with all screening covers and in a closed condition. Furthermore, make sure
that only suitable shielded cables are used.
- There is a danger to life during mains operation when the unit is improperly
tampered with!
Connections
Faulty wiring can lead to operating disturbance or defects.
Proper use
The operator must make sure, that
the signal meter is only used in accordance with the requirements, ·
· · the signal meter is only operated in a perfect, functional condition,
the safety instructions and warnings on the signal meter are not removed and
remain legible.
Mechanical loadbearing capacity
The MSK 33 is designed for mobile use and the mechanical demands made there.
After strong mechanical loads such as collisions, hits or drops, the MSK 33 may
no longer be used because this could damage the unit.
13
Functions
Functions
Functions
With Sat/TV/FM signal meter MSK 33, detailed quality assessment of DVB-C,
DVB-T and DVB-S signals may be carried out along with level measurements of
analogue and digital TV and Sat reception signals. The unit is constructed in
modular technology, so future function extensions by means of plug-in cards are
easily possible.
The MSK 33 can be optionally supplied with power via the integrated lead accumulator of the integrated power supply unit (110…240 V~). A microcontroller is responsible for controlling the unit and scanning the keyboard entries with the hard
and softkeys as well representing the level and frequency on the integrated TFT
display screen. The high definition display screen allows a precise picture assessment.
Four different detectors for peak, average, maximal and minimal values are available for the level measurement of analogue and digital signals. Correction values
are determined by the level calibration of the MSK 33 and stored in an EEPROM.
This allows precise level measurements to be made with the MSK 33.
The MSK 33 is developed for the standards B/G, D/K, I, L, M, M Japan and Nicam.
The video signal can be processed and reproduced in the colour standards PAL,
SECAM and NTSC.
There is a bar display on the front display to help locate transmitters. In addition, a
level-dependent acoustic tracking signal simplifies the alignment of an antenna
without having to look at the screen.
The LNB supply voltage is 10 V…20 V for max. 500 mA in increments of 0.1 V.
For control of the receiving system, the 22 kHz signal as well as the commands for
DiSEqC 2.0, UFOµ-DiSEqC or V-SEC commands can be produced.
Level values, frequencies and plus the entire frequency spectrum can be printed
out via the integrated dot-matrix printer.
14
Functions
Functions overview
Function SAT TV Return path (LP) FM
Mains and battery op-
eration
External battery supply X* X* X* X* X* X* X*
Picture assessment X* X X* X X* X* -
DVB level measurement
(DVB-S/C/T)
Level measurement by
frequency entry
Level measurement by
channel entry
IF level measurement
(4…80 MHz)*
Constellation analysis X* X* X*
Level-dependent acous-
tic signal
Loudspeaker for sound
control
Multi-standard (B/G,
D/K, I, L, M, M jap)
Audio carrier setting X X X*
Audio carrier measure-
ment
Nicam audio reception
and bit error rate meas-
urement
Min./Max. level meas-
urement
Representation of fre-
quency spectrum
Print-out of frequency
spectrum
Frequency range 920...2150 MHz 47...867 MHz 4…80 MHz
Colour standard selecti-
on (PAL/NTSC/Secam)
Remote control via mo-
dem
Remote feeding voltage
10...20 V / 500 mA
22 kHz switch-over X X X X X* X* X
DiSEqC 2.0,
Simple DiSEqC, V-SEC,
UFOµ-DiSEqC
Baseband output
Decoder operation
Video output and input
(Scart)
Video output (BNC) X* X* X* X* X* X*
X* = only optional
15
Digital Ana-
logue
X X X X X X X
DVB-S
X X X X X* X* X
X X
X X X X X* X* X
X* X X* X X* X* X
X X*
X X*
X X*
X X X X X* X* X
X* X* X* X* X* X* X*
X X X X X* X* X
X X X*
X X X X X* X* X
X X X X X* X* X
X X X X X* X* X
X
X* X* X* X* X* X*
Digital Ana-
DVB-
T/C
36.15
MHz
logue
38.9
MHz
Digital Analogue
DVB-
T/C
X* X*
-
88…10
8 MHz
Displays, Operating Elements and Connections
Displays, Operating Elements and Connections
Front panel
All operating elements, the display screen and the RF input are located on the front panel of the MSK 33.
37
4 9
1 6
8
2
5 11
10
12
2 Softkeys
1 TFT display screen
3 Numerical entry field
5 Vol- and Vol+: Volume adjustment
Ch- and Ch+: Channel switching
For some unit functions, the four functions
function as cursors.
7 Menu mode
Unit settings such as videotext, spectrum
analysis, constellation analysis, auto-measure,
scope and MVG 10 tracking can be made
here.
9 OSD/Help button
On/Off switch of the on screen display
11 BNC RF input socket
The functions of the individual softkeys are indicated on the right-hand side of the screen.
4 Selection buttons
Confirmation of units and entries
6 On/Off switch (Standby)
Quickly press this button to switch the unit on
or off. When you switch off the MSK 33 by
pressing this button, the last unit setting is
saved. When the unit is switched on again, the
unit remains in the last used type of operation.
Hold the button down for ca. 4 seconds to finally switch off the unit (processor-reset).
8 Menu copy
Here are all the unit settings for the printer
memory and data output.
10 LED-DC
The red LED lights up, as soon as the remote power voltage is switched on or DC
voltage is present on the antenna cable.
12 LED mains
The green LED lights up, as soon as the MSK
33 is connected to the mains and the mains
switch on the rear panel of the unit is switched
on.
16
Displays, Operating Elements and Connections
Rear panel
The interfaces, output and input sockets and the mains connection are located on the rear panel of the MSK
33.
1 Mains connection
3 Mains switch
5 DC socket (Option / XLR-socket)
for the operation of an external DC voltage of
10.8...14 V and for charging the accumulator
7 Headphone connection
3.5 mm jack plug for stereo headphones
8 TS parallel
Option
10 AUX 1
unoccupied or BNC socket for video output
2 Mains fuse
4 Loudspeaker
6 Scart socket
Interface RS 232 / modem
For modems for remotely controlling the MSK 33 and
for the software download
9 Ventilators
11 AUX 2
unoccupied
17
Displays, Operating Elements and Connections
Observing angle of the on screen display
The viewpoint of the TFT display is chosen so that a picture assessment is seen
from an angle of up to 15° from the top and up to 30° from below . The observing
angle from the side is ±45°.
MSK 33 front viel
Side view MSK 33
The angle of view from the side
to the TFT display is +
45.
Angle of view from the
top to the TFT display
is 15° and from below
is 30°
18
Operating Concept
Operating Concept
The screen
Softkeys
The MSK 33 is operated via a
menu guided on screen
representation with main menus
and submenus. By means of the
six softkeys, the commands
displayed on the right-hand side of
the TFT screen can be called up.
The screen displays can be
switched off for observation of the
entire screen by pressing
OSD/help button.
Frequently recurring softkeys
With this softkey, you always return to the previous menu.
Level-dependent acoustic tracking signal
The acoustic tracking signal is generated in the function, „level beep.“ The pitch of
the sound is proportionate with the received signal level. This allows optimal
alignment of the receiving antenna to a transmitter. The volume is adjustable.
19
Operating Concept
General information for operation
The following explanations are important for understanding the logical menu
structure of the MSK 33. Please take time carefully reading the following
paragraphs.
Menu selection
The MSK 33 is operated via the buttons and various displayed screen menus.
The selection of the menu items are effected by the softkey buttons on the
right of the display. Submenus are immediately called up by pressing the respective softkey button. When a function is switched on, the fields next to
the buttons are lit up in yellow. Buttons, which have multiple functions, are
indicated with an arrow „4“ and displayed in yellow when active. By repeatedly pressing a softkey, the different functions or parameters are called up
and displayed.
Softkeys with the arrows „v“ or „34“ indicate operation with the cursor
buttons.
Softkeys with large type lead you to a new menu.
The main menu
In the main menu, the following submenus can be called up by pressing the respective softkey:
ACCU CAP. : 100% I=0.00 A
SETTING – Settings for the RS232 interface, screen, date and time.
In the upper left-hand corner of the main menu, the loading status of the accumulator and the charging or discharging current are displayed.
SAT – Settings for measuring satellite
signals
TV – Settings for measuring TV signals
RADIO – Settings for measuring radio
signals
AV – Settings for operation of the unit via
the Scart socket or the optional interface
TS PARALLEL for digital signals
RETURN PATH – Settings for
measurements in the return path from 4 to
80 MHz. If the return path option is not
occupied, the softkey is marked with „IF“
and measurements can be carried out in
the IF levels at 38.9 MHz (analogue) and
36.15 MHz (digital).
20
Operation
Operation
Place of installation of the MSK 33
When installing the unit, ensure, that there is adequate heat dissipation.
To avoid heat build-up, the openings for the ventilators and the ventilation slots on
the top of the unit must always be free.
Use the leather case MZK 15 from Kathrein for mobile use.
Mains voltage / mains switch
The unit can be operated on AC current networks of 110...240 V with a network
frequency of 50...400 Hz. The unit is automatically set within the allowed voltage
range on the connected voltage.
The mains connection socket is located on the rear panel of the unit, and the mains
switch is located underneath the mains socket. As soon as the power supply is
connected, the green LED lights up on the front panel of the unit and the internal
accumulator is charged.
~100-250VAC / 50-400
0.6-0.25A
F1 IEC 127 T1A / 250V
On/Off switch
With the On/Off button on the front panel of the unit, the MSK 33 can be switched
on and off. When the MSK 33 is switched off with this button, the last unit setting is
stored and activated again when the unit is switched on again.
Safety fuse
For exchanging the mains fuse, please proceed as follows:
Before exchanging the fuse, the power supply to the unit must be discon-
·
nected.
· · First, remove the fuse holder . To do so, insert a screwdriver into the desig-
nated gap and pull out the fuse holder.
After exchanging the fuse, reinsert the fuse holder into the unit.
Only use the following fuse types for the MSK 33:
F1: IEC 127 T1 A / 250 V
Despite mains separation, the unit can still contain voltages via the battery!
21
Accumulator and Battery Operation
Accumulator and Battery Operation
Accumulator operation
The accumulator of the MSK 33 is not charged in delivery status and must be
charged before initial operation. To do so, connect the unit with the mains, and
switch on the power supply with the mains switch on the front panel of the unit.
When the green LED on the front panel lights up, the accumulator is charged. The
charging time of an empty accumulator is about 6-7 hours.
After a complete discharge or during longer pauses of operation, the accumulator
must be recharged as soon as possible, otherwise the accumulator may be damages or even destroyed.
The charging procedure automatically starts after the unit has been connected to
the mains and switched on. Overload of the accumulator is not possible.
An internal over-discharging guard circuit automatically switches off the unit at a
capacity of 0%.
The maximal operating time with a charged accumulator is ca. 80 minutes (without
LNB voltage supply). For the LNB supply of 200 mA, the accumulator operating
time is about 1 hour.
The unit should be connected to the mains during longer pauses of operation (conservation of the battery).
Improper handling of the accumulator can damage the unit and result in total breakdown.
The loading status of the built-in lead accumulator can be determined in the main
menu. The following displays are available:
Operating mode Loading status charging-discharging current
Mains CHARGING : 53% I = 0.76 A
Battery ACCU CAP. : 90% I = -1.30 A
DC socket (option)
The DC socket (XLR socket) is located on the rear panel of the MSK 33. The unit
can be operated via this socket with a DC source of 11...14V (auto battery or power
supply unit). The charging of the internal unit accumulator is also possible via this
socket.
Here, disconnect the LNB voltage supply.
The operation of the MSK 33 guaranteed but not the charging of the internal
accumulator.
Only use the supplied cables with the original connectors.
If the external DC voltage decreases below 11 V, the MSK 33 automatically
stops the loading process of the internal battery and operation via the external power supply. As soon as the fed –in voltage reaches 13.5 V, the MSK 33
switches over again to external DC operation and charging of the internal accumulator. This function is indicated by the green LED on the rear panel of
the unit.
22
Connections
Connections
RF output
The receiving signal is fed into the RF input socket (BNC socket). It delivers also
the remote power feeding voltage.
The remote power feeding voltage is adjustable and disconnectable from 10 to
20V. For control, the red LED over the RF input socket lights up when the LNB
% #
9
Make sure that,
- no voltage level over 130 dBµV,
- no positive DC voltage over 30 V
- no negative DC voltage and
- no AC voltage over 70 VAC
is connected to the RF input socket.
Exceeding these values can damage the input stages and the unit!
Headphone connection
voltage is switched on. The green LED underneath the input socket lights up,
when the MSK 33 is connected to the mains.
DC,
In order to better assess the sound quality, a connection of stereo headphones to
the 3.5 mm jack socket (rear panel, position 7) is possible. The MSK 33 provides a
stereo signal in Sat and TV operation and for FM a mono signal, each according to
the transmission type, on the headphone connection.
Modem / RS232 interface
The serial interface RS 232 is designed as a 25-pin SUB-D socket. It requires a
new software for controlling the MSK 33 and charging.
Scart socket
AV
A monitor or television set (video or RGB) can be connected to the Scart socket. It
is possible to feed in a video signal via the Scart socket and watch a picture on the
MSK 33. For the connection of a decoder, the Scart socket can be configured as a
decoder socket (Menu AV), in order to receive encrypted signals.
Occupying the Scart socket is shown in the chapter, „Technical Data“.
Socket TS PARALLEL (optional)
TS PARALLEL
23
The MPEG decoder can be connected to this socket or the MPEG data stream can
be fed-in for picture assessment.
Measurement Possibilities
Measurement Possibilities
Level measurement
The MSK 33 is designed for the level measurements on receiving systems in the
measuring range of 30 dBµV to 130 dBµV. The level measurement is automatically carried out after connecting the unit and setting a frequency and is displayed
on the display screen. The table shown below represents a brief overview of the
measurement possibilities of the MSK 33.
Measurement possibility
DiSEqC 2.0 SAT SAT, LNB-CONTROL, DiSEqC
DiSEqC 2.0 TV TV, TV-CONTROL, DiSEqC
DiSEqC 2.0 FM RADIO, RADIO-CONTROL
UFOµ SAT SAT, LNB-CONTROL, DiSEqC
LNB current draw SAT SAT, LNB-CONTROL
Level measurement SAT analogue SAT Sat MENU - analogue
Level measurement TV analogue TV TV MENU - analogue
Level measurement RADIO analogue
Level measurement SAT digital SAT SAT, digital DVB-S
Level measurement TV digital TV TV, digital DVB-C or DVB-T
Min./Max. level measurement SAT SAT, SAT MEASURE
Min./Max. level measurement TV TV, TV MEASURE
Min./Max. level measurement FM RADIO
Current draw of a remotely fed-in unit TV TV, TV-CONTROL
Current drain of a remotely fed-in
unit
Sound carrier measurement
Nicam bit error measurement
Min./Max. level measurement
IF level IF IF
Type of
operation
FM RADIO-MENU
FM RADIO, RADIO-CONTROL
TV TV, analogue, TV MEASURE
Menus
Maximal input level
The maximal measurable input level of a carrier, which can be measured with the
MSK 33, is 130 dBµV. If a system with several carriers or programmes is measured, the maximal total capacity of all carriers determines the admissible input
level. The fed-in total capacity on the RF socket of the MSK 33 may not exceed
0.5 W.
The following table serves to approximately determine the maximal total capacity.
It only applies, if all the carriers contain the same level. When the carriers are doubled, the maximal input level of the MSK 33 is reduced by 3 dB, refer to the table
below.
Number of the fedin carriers
4 TV programmes 129 dBµV
9 TV programmes -3 dB 126 dBµV
18 TV programmes -6 dB 123 dBµV
36 TV programmes -9 dB 120 dBµV
Exceeding the maximal input level may damage the input stages or the unit!
Intermodulation and overcontrol effects can occur for each maximal admissible assignment!
Reduction
Maximal input level, if all carriers contain the same level
24
Sat Operation
Sat Operation
Sat menu
BACK
<>sat
frq
LNB
CONTROL
analog
digit
DVBS
SAT
MEASURE
Entry of the transponder frequency from 00,000 MHz to16,000 MHz
The field lights up yellow, as soon as a softkey is pressed. Now, the transponder
frequency can be entered-in using the numerical buttons „0-9“ and „MHz“ or
changed with the cursor buttons, ◄►. The transponder frequency is displayed in
the lower left-hand corner of the on screen display. The receiving frequency depends on the selected LO frequency. The setting of the LO frequency is made in
the menu ‚LNB-CONTROL.‘ The entry of the Sat IF is only possible, if the LO frequency LO-0 (00000) has been set.
Call up the main menu
GExample
If the oscillator frequency (LO-0 to LO-9) is set, and the resulting
receiving frequency lies out of the Sat receiving range
(920...2150 MHz) of the MSK 33, this display shown on the left
appears. Correct the LO frequency or the frequency entry after
this message appears.
Reception and level measurement of a Sat programme:
Transponder frequency 11,348 MHz vertical with a LNB with a LO frequency of
9.75 MHz.
By pressing the softkey SAT in the main menu, the unit switches to satellite reception.
25
Sat Operation
Setting of the LNB voltage supply:
LNB: U= 14,0V I=181mA
LNB control menu
Selecting the LO frequency
Press the LNB-CONTROL button in the Sat menu. With the button LO, you can
request nine preset LO frequencies. Set LO1 (09750) in the field. With the BACK
button, open the Sat menu again.
BACK
22kHz
off
14.0V
on >
18.0V
off>
09750
Lo 1>
DiSEqC
VSEC
Activate the supply voltage for vertical
polarisation 14.0 V in the LNB-CONTROL
menu. In the upper display field, the
supply voltage (14.0 V) and the current
draw of the LNB (181 mA) are displayed.
Press the BACK button to open the Sat
menu once more.
Entering the transponder frequency:
digit
DVBS
SAT menu
BACK
<>sat
frq
LNB
CONTROL
analog
SAT
MEASURE
Press the button sat frq and enter the
transponder frequency 11299 MHz with
the numerical buttons. Confirm the entry
with the MHz button. You will now see the
frequency and level in the lower display
field.
26
Sat Operation
SCAN
With the function SCAN, satellites can be searched for, whose transponder frequencies are not known. Here, the frequency range of 920 to 2150 is continuously
scanned for the receiving signals. If the receiving signals are available, the reception level is displayed on the screen as a bar diagram. Four measurement ranges
with the dynamic of each 40 dB are available for the bargraph display. The measurement range is automatically preselected.
The level can be controlled with an acoustic signal. The frequency of the acoustic
signal varies in proportion with the receiving signal level. The volume of the acoustic signal can be changed.
The field SCAN lights up yellow, as soon as the softkey is pressed. The entire Sat
frequency range is now scanned. By pressing the button once more, the process is
stopped and the softkey display changes to “scan off.“
Bargraph
display
I 30-70 dBµV Automatic range change at 70 dBµV
II 50-90 dBµV Auto. range change at 50 and 90 dBµV
III 70-110 dBµV Auto. range change at 70 and 110 dBµV
IV 90-130 dBµV Automatic range change at 90 dBµV
Level rangeComment
The screen shows the bargraph display, which changes in
proportion with the input signal.
Calling up menu LNB-CONTROL
LNB
CONTROL
Switch-over of ANALOG digit. DVBS
analog
>
Calling up the menu SAT MEASURE
SAT
MEASURE
In this menu, all LNB parameters can be set, for example, remote power feeding
voltage H/V, 22-kHz-, DiSEqC-, V-SEC signal, UFOµ DiSEqC as well as LO frequency.
digit.
DVBS
In this menu, all Sat receiving parameters for the reception of digital or analogue
signals can be set and the measurements can be carried out. Calls up the MPEGDecoders for digit. DVB-S.
>
27
Sat Operation
LNB control menu
In the LNB control menu, the LNB supply voltage, 22 kHz control signal, DiSEqC
and VSEC commands can be set. The voltage or signals are available on the RF
socket. If the LNB supply voltage is activated, the red LED above the RF sockets
lights up.
Selection of menu items: refer to section „Operating concept.“
LNB: U= 14,0V I=181mA
voltage of 14.0 V for the vertical polarisation is now switched on. For control, the
LED above the RF input socket lights up. The voltage can be changed in the
range of 10...20 V with the buttons, 1...9, or with the cursor buttons, ◄►. For numerical entry, the entry must be completed with „Enter.“ By pressing the button
once more, the LNB supply voltage is disconnected again.
18 V LNB supply voltage
The field lights up yellow, as soon as the softkey is pressed. The LNB supply voltage of 18.0 V for the horizontal polarisation is available on the input socket. The
voltage can be changed in the ranged of 10...20 V with the buttons, 0...9, or with
the cursor buttons, ◄►. For numerical entry, the entry must be completed with
„Enter.“ By pressing the button once more, the LNB supply voltage is disconnected
again.
BACK
22kHz
off
14.0V
on >
18.0V
off>
09750
Lo 1>
DiSEqC
VSEC
22 kHz control signal
The field lights up
yellow, as soon as the
softkey is pressed. The
switchable 22 kHz
signal superposes the
LNB voltage. By pressing the button once
more, the 22 kHz signal is disconnected
again.
14 V LNB supply voltage
The field lights up yellow, as soon as the
softkey is pressed. The LNB supply
The LNB voltage is
- disconnectable= 0V
- changeable from 10…20 V in 0.1-V increments
- short-circuit proof max. current 500 mA
LNB current draw
LNB: U = 14,6V I = 181mA
28
This field shows the current draw (I = 181 mA) and
the supply voltage (14.6 V) of the LNB.
Sat Operation
Checking the LNB supply voltage of a satellite receiver
Connect the satellite receiver (IF input) with the MSK 33 (RF input socket). Switch
the supply voltage of the MSK 33 OFF and the voltage of the receiver ON. You
can now read the output voltage on the screen.
Calling up the DiSEqC/V SEC menu
In this menu, all the DiSEqC/V SEC control possibilities can be set ( refer to section
DiSEqC
VSEC
‚DiSEqC/V-SEC menu‘).
In case the MSK 33 is equipped with the option External DC, the LNB voltage must
be disconnected to charge the internal accumulator via this socket. Otherwise, the
internal accumulator will not be charged during LNB operation.
29
Sat Operation
DiSEqC menu
With the MSK 33, DiSEqC commands can be sent (TX) and received (RX). The
code words –framing, address, command, data- are displayed on the screen in the
upper RX display field for received DiSEqC commands and in the lower TX display
field for transmitted DiSEqC commands. Two additional display fields are available
for the explanation of the DiSEqC commands. The DiSEqC code words can be entered-in and edited in hexcode.
RX assessment
tx
tx
input
After pressing the appropriate key, the
field lights up yellow for ca. 3 seconds.
During this time, DiSEqC commands can
be received and assessed. The display of
the received DiSEqC command appears
in the RC display field.
Transmitting and receiving a
DiSEqC command (TX + RX)
tx + rx
Afterwards, the MSK 33 switches to reception, in order to assess a sent back
DiSEqC command, and the RX field lights
up yellow (only for DiSEqC systems). For
DiSEqC 2.0 systems, confirmation will not
be sent back.
The set DiSEqC command in the TV display
field is transmitted after
pressing this button.
Sending a DiSEqC command (TX)
After pressing this button, the set DiSEqC command in the TX display field is
transmitted.
(In the COPY menu, various pre-programmed DiSEqC commands can be called up
under „recall 85…90“)
Entry of the hex numbers
Calls up a submenu for entering the DiSEqC command.
RX display field
The received DiSEqC command is represented in the RX display field.
If no DiSEqC command is received, the display shown on the
left appears.
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