Sennheiser EM 203 Instructions For Use Manual Download | Manualshive

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INSTRUCTION FOR USE

EM 203

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Summary of Contents for EM 203

Page 1: ...INSTRUCTION FOR USE EM 203...

Page 2: ...3 1 Mains connection 3 2 Antenna connection 3 3 AF connection 3 4 Start up procedure operating indicators 4 AVAILABLE MODULES 4 1 EM 1046 RX RECEIVER MODULE 4 1 1 Adjustment 4 1 2 Receiver frequencies...

Page 3: ...ns how to adjust them to satisfy your individual transmission requirements The necessary modules for this receiver system are incorporated into a Mainframe For programming and servicing the EM 1046 RX...

Page 4: ...Technical overview 1 Computer control 1 1 Diversity 1 2 HiDyn plus noise reduction 1 3 Block diagrams 1 4...

Page 5: ...cies in a permanent memory During diversity operations the microprocessor controls every one of the two receiver chains that are combined on one module The receiver parameters and the selectable frequ...

Page 6: ...plications the field strength gaps then occur in other positions The effects of field strength variations can only be eliminated through the use of true diversity techniques Sennheiser s specially dev...

Page 7: ...the expander restoring it The optimized dynamic range and the control amplifier in the transmitter effectively reduce modulation problems HIDYN plus has been expecially developed by Sennheiser for stu...

Page 8: ...Block diagram EM 203 1 4...

Page 9: ...er 2 receiver combinations EM 203 receiver 2 1 SK 2012 TV HiDyn plus and SKM 4031 TV HiDyn plus Transmitters EM 203 receiver 2 2 SK 50 250 UHF and SKM 5000 HiDyn plus Transmitters EM 203 RECEIVER 2 3...

Page 10: ...ansmitters to be retrofitted to Sennheiser s Service Depart ment 30900 Wedemark Attention After the transmitters have been retrofitted they are no longer compatible with HIDYN SKM 4031 TV transmitter...

Page 11: ...EM 1046 SK 50 UHF SK 250 UHF and SKM 5000 2 2 2 GZA 1036 TV 450 800 MHz or 2 GZA 1036 9 140 960 MHz SK 50 UHF SK 250 UHF AB 1036 TV MKE 10 4 MKE 2 4 MKE 102 4 SKM 5000 EM 203 receiver...

Page 12: ...stributors or Sennheiser s Service Department 30900 Wedemark Germany At the time that the present brochure went to print the retrofit kit for the SER 20 transceiver was already under development Pleas...

Page 13: ...ANIPULATION FUNCTION DISPLAY RX 13 EM 203 Publ 10 94 engl Putting the EM 203 receiver 3 to work Mains connection 3 1 Antenna connection 3 2 AF connection 3 3 Start up procedure operating indicators 3...

Page 14: ...ected in series are powered via sockets A and B The supply voltage can be switched on or off by means of the switches next to the antenna sockets If the antenna boosters are in operation the control L...

Page 15: ...Put the transmitters to work see their user s guide Check both transmitters and receivers for identical frequencies Check whether or not the transmitters battery capacity is sufficient for the planned...

Page 16: ...Available modules 4 EM 1046 RX 4 1 receiver module Monitor 4 2...

Page 17: ...4 1 3 Selection 4 1 4 RF Signal level deviation battery condition Display 4 1 5 Text frequency battery condition Entry of brief texts 4 1 6 System configurations and specifications 4 1 7 Remote monito...

Page 18: ...TOR invisible 8 DIGIT ALPHANUMERIC LED DISPLAY KEYS TO CONTROL THE MENU AND TO PROGRAM THE MODULE INDICATOR FOR REMOTE MONITORING MONITOR KEY STAND BY APPROVAL NUMBER DIVERSITY CHANNELS LED BARGRAPH D...

Page 19: ...requencies Please see chapter 4 1 2 Squelch Please see chapter 4 1 3 LED bargraph displays for RF signal level deviation battery condition Please see chapter 4 1 4 Display text or frequency Please see...

Page 20: ...frequencies 5 kHz grid within 16 frequency ranges The frequencies or frequency ranges selected must fall within the system s 24 MHz window The configuration selected is stored in the EM 1046 RX receiv...

Page 21: ...ies can easily be adjusted in a 5 kHz grid The unit changes automatically from one grid to another For standard frequencies the display automatically switches to the next channel CONTINUED FROM PAGE 2...

Page 22: ...r module switches to the new frequency selected For a short time the display indicates The program returns to the selection mode Additional frequencies can be selected if need be The program returns t...

Page 23: ...C MENU A B DIVERSITY SET Y Y YES The squelch threshold can be set in 140 steps The display indicates the level selected In addition the left hand LED bargraph display indicates the squelch threshold U...

Page 24: ...Y TRANSMITTERBATTERYCONDITION FIELDSTRENGTH Y YES Y SET FOR FURTHER INFORMATION ON DATA INDICATED PLEASE REFER TO THE FOLLOWING PAGES Choose option DEV RF or BAT to indicate the RF signal level deviat...

Page 25: ...press to stop storage DEVIATION FIIELD STRENGTH to be indicated The left hand bargraph display indicates DEV Deviation in The right hand bargraph display shows the field strength RF Radio Frequency in...

Page 26: ...RENGTH OF CHANNELS A B DIVERSITY to be indicated The left hand bargraph display indicates Field strength RF Radio Frequency in V for diversity channel A The right hand bargraph display shows the field...

Page 27: ...hand bargraph display shows the DEV deviation in for diversity channel B The scale in near the left hand bargraph display is to be used for both LED bargraph displays Y YES Y 150 100 Peak Hold DEV 15...

Page 28: ...nly operative if SK 50 TV or SK 250 TV transmitters are used After power up of the transmitter it will take the display about 10 seconds to indicate the battery condition TRANSMITTERBATTERYCONDITION F...

Page 29: ...ing or depress key to stop storage Display 4 1 5 Text frequency battery condition SET Y N DOWN UP The display can be set to two modes It indicates the receiver frequency of the EM 1046 RX receiver mod...

Page 30: ...ts When scrolling the character set you will find a blank segment after the exclamation mark The new data are stored The display changes to Menu The display indicates again SET SET Y YES Y Choose the...

Page 31: ...ranges SOFTWARE VERSION Shows the version of the software used HARDWARE VERSION OF THE MODULE 1 Version of the analog section information for Sennheiser s Service Department or Sennheiser distributor...

Page 32: ...o serves to stop data entry in case of errors The EM 1046 RX receiver module distinguishes between two types of power supply the transmitters can be powered by batteries or rechargeable batteries If p...

Page 33: ...arts blinking Attention Replace the battery pack The remaining capacity only suffices for about half an hour Recommendation Replace the battery pack after about 15 minutes to maintain 100 reliability...

Page 34: ...y possible to monitor the active channel i e one channel at a time The LED on the monitor key lights up if the key is depressed i e monitoring is possible Depress to monitor the audio signal via headp...

Page 35: ...ceiver offers two options Y yes switch off receiver N no return to normal operation If the receiver has been switched off the display indicates for about 2 seconds and subsequently goes out except for...

Page 36: ...or headphones 4 2 2 OPERATING ELEMENTS MONITORING VOLUME 20 dB GAIN FOR MONITORING ON OFF SWITCH POWER INDICATORS BOOSTER INDICATORS INCL OVERLOAD REMOTE SWITCH REMOTE CONTROL WITHOUT FUNCTION MONITOR...

Page 37: ...complete power module and return it for fault finding The other four LEDs serve to monitor the antenna boosters connected e g AB 1036 TV DC A The switch on input module A is set to ON The antenna boo...

Page 38: ...ed to connect mono or stereo headphones with an impedance of about 50 to 300 The rotary switch serves to adjust the volume The 20 dB switch increases the signal level at the monitor socket by 20 dB Th...

Page 39: ...ion of spurious and harmonics 100 dB Blocking 85 dB Image rejection 100 dB Spurious emissions RF 80 dBm at HF input RF inputs 2 x N sockets Monitor socket 6 3 mm jack max 18 dBu 600 short circuit proo...

Page 40: ...SENNHEISER ELECTRONIC KG 30900 Wedemark Subject to alterations Errors and omissions excepted Publ 10 94 51104...

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