Sennheiser EK 2000 IEM User's Manual
Contents
1. II SENNHEISER EK 200C Mai Contents Important Safety instructions c ce eeecsseeccssessessesceecsesecssesssseeeseserseesseeas 2 The EK 2000 IEM diversity receiver c cc cescsccsesscsssesseseeescssessesssseeceeseenes 4 Areas of application cicscnnsscicssseenanssariieiadiaaamanantaniunasina lata nosiinnaionneens 4 The Frequency bank system cceeeesssscsseescssesssssssssesssecssssessesssseserseesaeeaees 5 Delivery includes isos sreacsxianiuiersieasinns Gistransaraanvesineneig tans A Sa 6 Product OVER VI GW unromacsnnnenirann a ie wsaceantavendeteuacasbeaceusiooaeanes 7 Overview of the EK 2000 IEM diversity receiver cscssescseeecsseseeseesees 7 Overview of the displays c cc esescesscsessesecssessssssscessescessesssssseeceeseeserseesaesaees 8 Putting the diversity receiver into operation ce csesesecteeeeeeeeeeteeseees 10 Inserting the batterieS ACCUPACK oo eecssesssssssesesessessescsesesscsessssesseseees 10 Charging the GCCUDACK ssiecsvessece2ticatsiuesatotescshnden eeeanuacinewtanesdvesaedieunetsuemiateoods 10 COMMECTING the earphOnes sssccesccsensccerssestveravsccoeesesiencenasctxcueantexennsceeaxmnseceess 11 Attaching the diversity receiver to clothing uu ceceeesctseteetececteeeeeees 11 Using the diversity receiver ou sscssscssesscssscsesscssssssescssssesssseseessessssasees 13 Switching the diversity receiver on off and adjusting the volume 13 Deactivating the lock mode temporarily2. This diversity receiver is part of the 2000 series With this series Sennheiser offers high quality state of the art RF transmission systems with a high level of operational reliability and ease of use Transmitters and receivers are designed for monitoring applications and permit wireless transmission with studio quality sound Features of the 2000 series e Optimized PLL synthesizer and microprocessor technology e HDX noise reduction system e Adaptive diversity technology e Switching bandwidth of up to 75 MHz e Scan function Easy Setup for scanning the frequency banks for unused channels e Adjustable and switchable limiter Adaptive diversity This diversity receiver uses the ground connection of the earphones cable as its second antenna to provide improved reception Areas of application The receiver can be combined with the SR 2000 IEM and SR 2050 IEM transmitters EK 2000 IEM IE 4 SR 2000 IEM fr N a 516 000 a B N o iar ee a The EK 2000 IEM diversity receiver These transmitters are available in the same UHF frequency ranges and are equipped with the same frequency bank system with factory preset frequencies An advantage of the factory preset frequencies is that e atransmission system is ready for immediate use after switch on e several transmission systems can be operated simultaneously on the preset frequencies without causing intermodulation
3. I i oo o with MUTE display RF IAF P MEE man Frequency Limiter I 516 000MHz ete _ with display of the audio channels Lim 6dB o Stereo Focus 7 RF IAF IP oo Frequency High Boost I 016 000Mhz with display of the audio channels t EQ Q Stereo Focus 7 RF IAF IP SE For more detailed information refer to the chapter Overview of the displays on page 8 15 Using the operating menu Using the operating menu A special feature of the Sennheiser 2000 series is the consistent intuitive menu structure of transmitters and receivers As a result adjustments to the settings can be made quickly even in stressful situations for example on stage or during a live show or presentation The buttons Function of the button Press the ESC button e Selects a standard display see page 15 ESC e Cancels the entry and returns to the current O standard display ESC function Press the SET button Changes from the current standard display nen to the operating menu e Calls up a menu item e Enters a submenu e Stores the settings and returns to the operating menu Press the rocker button In Focus mode VA Adjusts the balance see page 22 e In stereo mode Selects a standard display see page 15 e Changes to the next previous menu item e Changes the setting of a menu item Overview of the operating menu Hauptmen Menu Squelch Erweitertes Menu Easy
4. Setup Advanced Menu Frequency Preset Name Tune Balance Pilot Tone Moac Limiter High Boost LCD Contrast Auto Lock Reset Software Revision Exit 16 Using the operating menu Display Function of the menu item Main menu Menu Squelch Adjusts the squelch threshold 20 Easy Setup Scans for unused frequency presets releases 54 and selects frequency presets Frequency Preset Sets the frequency bank and the channel 21 Name Enters a freely selectable name 22 Balance Adjusts the balance 20 Mode Selects stereo or Focus mode 20 High Boost Activates deactivates the treble boost 23 Auto Lock Activates deactivates the automatic lock 54 mode Advanced Calls up the extended menu Advanced Menu 24 Exit Exits the operating menu and returns to the E current standard display Extended menu Advanced Menu Tune Sets the receiving frequencies for the 24 frequency banks U1 to U6 Sets the frequency bank the channel and the receiving frequency frequency banks 1 25 to U6 Pilot Tone Activates deactivates the pilot tone evaluation 26 Limiter Adjusts the limiter 26 LCD Contrast Adjusts the contrast of the display panel 27 Reset Resets the settings made in the operating 57 menu Software Revision Displays the current software revision 27 Exit Exits the extended menu Advanced Menu and returns to the main menu 17 Using the operating menu Working with the operating menu If the lock mode is act
5. interference The frequency bank system The receiver is available in 5 UHF frequency ranges with up to 3 000 receiving frequencies per frequency range Range Aw Range Gw Range Bw Range Cw Range Dw 516 558 558 626 626 698 718 790 790 865 500 600 700 800 MHz Each frequency range Aw Dw Gw offers 26 frequency banks with up to 32 channels each Channel 1 frequency preset Channel 2 frequency preset Frequency bank 1 20 Channel 32 frequency preset Channel 1 freely selectable frequency Channel 2 freely selectable frequency Frequency bank U1 U6 Channel 32 freely selectable frequency Each of the channels in the frequency banks 1 to 20 has been factory preset to a fixed receiving frequency frequency preset The factory preset frequencies within one frequency bank are intermodulation free These frequencies cannot be changed For an overview of the frequency presets please refer to the supplied frequency information sheet Updated versions of the frequency informa tion sheet can be downloaded from the EK 2000 IEM product page on our website at www sennheiser com Delivery includes The frequency banks U1 to U6 allow you to freely select and store receiving frequencies It might be that these receiving frequencies are not intermodulation free see page 28 Delivery includes The packaging contains the following items 1 EK 2000 IEM diver
6. ou ee eeeesteeteeeeeseteeeecteeeeeeeees 14 Selecting a standard display esseseseeesesesessesesesesesesessesesesesesesosossesesessssssesee 15 Using the operating menu sesssssssssssssssessssssesesssesesseesrseseseseseeeeseseseseseeesesess 16 TEDULO a O de no ceeaeeueittdactectreeatuts 16 Overview of the operating MENU s sesesesesessssssseseseseseseseseseneseseseseseeeses 16 Working with the operating Menu sessssesessssssssssssesesesesessssssesesesesessssseeses 18 Adjusting settings via the operating menu ssessseeseseseressssrsssesesereseseess 20 THe main menu Ment imeissiareniierennan n an a na Es 20 The extended menu Advanced Menu sssssssssssssssssesesssseeesesesesesreeeessese 24 Synchronizing a transmitter with the diversity receiver ee 28 Setting the transmitters to intermodulation free channels Pasy SECU SYNC airnean T G 28 Synchronizing transmitters with diversity receivers Sync 29 Using freely selectable receiving frequencies cceeeseeseeeeeeectseeeeees 30 Cleaning the diversity receiver cc csescssesssescessssscsscsessscesseseeseeeseeeseees 30 Recommendations ANA tips ou ee eeeseeseesecseeseeescesecseeseeeesssessesseseeseeserseees 31 HA problemi OCCUINS ss sirieias ena a a e 32 AES 0 ok aa ere nee er er ree eee eee eer rre ere 33 Specifications sincadseaicreite ee onnratinines seein a marae Onn 34 Manufacturer Declarations ccccsssceessscssssessssesscs
7. television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the inter ference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help This class B digital device complies with the Canadian ICES 003 Changes or modifications made to this equipment not expressly approved by Sennheiser electronic Corp may void the FCC authorization to operate this equipment Before putting the device into operation please observe the respective country specific regulations 37 Index Index Accessories 33 Accupack charging 10 inserting 10 Advanced Menu extended menu overview 17 settings 24 Auto Lock activating deactivating the lock mode 24 Balance adjusting the balance 22 Batteries battery status 9 inserting 10 Buttons ESC button 7 function ofthe 16 SET button 7 UP DOWN button 7 Channel assigning a frequency 25 selecting 21 setting afrequency 24 Displays adjusting the contrast of the dis play panel LCD Contrast 27 AF audio level 8 LOW BATT 9 MUTE 9 overview 8 RF RF level 8 Standard displays 15 Earphones connecting 11 38 Easy Setup scanning for releasing and s
8. the receiver observe a minimum distance of 5 m between transmitting and receiving antennas for multi channel operation e When operating a multi channel system you should only use the chan nels within one frequency bank Each of the frequency banks 1 to 20 accommodates factory preset frequencies which are intermodu lation free e The frequency banks U1 to U6 allow you to freely select and store receiving frequencies see page 24 e When using several transmitters simultaneously interference can be avoided by maintaining a minimum distance of 20 cm between two transmitters If a problem occurs If a problem occurs Problem Possible cause Possible solution Lock mode is activated Deactivate the lock mode Diversity receiver cannot be operated Locked appears on the display panel No operation indication No RF signal RF signal avail able no audio signal MUTE appears on the display panel 32 Batteries are flat or accupack is flat Transmitter and receiver are not on the same channel Transmission range is exceeded RF signal is deactivated RF Mute Transmitter is muted Receiver s squelch threshold is adjusted too high Transmitter is set to mono operation and therefore doesn t transmit a pilot tone Transmitter is set to stereo operation and therefore transmits a pilot tone see page 14 Replace the batteries or rech
9. 6 66 EC The supplied batteries or rechargeable batteries can be recycled x Please dispose of them as special waste or return them to your specialist dealer In order to protect the environment only dispose of exhausted batteries CE Declaration of Conformity e C 0682 e R amp TTE Directive 1999 5 EC The declarations are available at www sennheiser com Before putting the device into operation please observe the respective country specific regulations 36 Manufacturer Declarations Statements regarding FCC and Industry Canada This device complies with Part 15 of the FCC Rules and with RSS 210 of Industry Canada Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a partic ular installation If this equipment does cause harmful interference to radio or
10. F signal is activated again You can synchronize this transmitter with a diversity receiver at any time see the instruction manual of the transmitter To carry out synchronization immediately gt Start the Sync function by placing the infra red interface of the first diversity receiver in front of the infra red interface of the first trans mitter while simultaneously pressing the SYNC button on the trans mitter The diversity receiver is set to the same frequency bank and channel as the transmitter The transmitter s RF signal is activated again A trans mission link is established between the first transmitter and the first diversity receiver gt Synchronize each of the remaining transmitters with one of the remaining diversity receivers Your multi channel monitoring system is now ready for operation Instead of synchronizing you can manually set the transmitters to the same frequency bank and channel that you set on the corresponding diversity receivers 29 Cleaning the diversity receiver Using freely selectable receiving frequencies You can also freely select the receiving frequencies and store these frequencies in the frequency banks U1 to U6 modulation free If you are using frequencies from the frequency banks U1 to U6 it might be that the receiving frequencies are not intermod ulation free It might be that the freely selected frequencies are not inter gt Contact your Sennheiser pa
11. arge the accupack see page 10 Set the transmitter and receiver to the same channel Synchronize the transmitter with the receiver see page 28 Check the squelch threshold setting see page 20 Reduce the distance between transmitter and receiver Activate the RF signal see the instruction manual of the transmitter Cancel the muting see the instruction manual of the transmitter Reduce the squelch threshold setting see page 20 Deactivate the pilot tone evaluation see page 26 Activate the pilot tone evaluation see page 26 Accessories Problem Possible cause Possible solution Audiosignalhas Transmitter sensitivity Adjust the transmitter a high level of background noise Audio signal is distorted No access to a certain channel is adjusted too low Transmitter sensitivity is adjusted too high During scanning an RF signal has been detected on this channel and the channel has been locked During scanning a transmitter of your system operating on this channel has not been switched off sensitivity correctly see the instruction manual of the transmitter Adjust the transmitter sensitivity correctly see the instruction manual of the transmitter Set the transmitter operating on this channel to a different channel and redo the frequency preset scan see page 21 Switch the transmitter off and redo the frequency preset scan see page 21 If a problem oc
12. automatic lock mode Auto Lock SET Menu Auto Lock AY Auto Lock Active Call up Auto Select the desired Store the setting Lock setting SET Stored The lock mode prevents that the balance is accidentally adjusted when the receiver is in Focus mode In addition the lock mode prevents that the diversity receiver is accidentally switched off or programed during opera tion The lock mode icon Og on the current standard display indicates that the lock mode is activated For information on how to use the lock mode refer to page 14 The extended menu Advanced Menu To get into the extended menu Advanced Menu gt From the main menu select Advanced Setting the receiving frequencies and the frequency banks U1 to U6 Tune When you have selected one of the system banks and then select the Tune menu the diversity receiver automatically switches to channel 1 of the frequency bank U1 In this case U1 1 briefly appears on the display panel Upon delivery the channels of the frequency banks U1 to U6 are not assigned a receiving frequency Via the Tune menu item you can set a receiving frequency to be stored in the current channel or you can select a different channel in one of the frequency banks U1 to U6 and assign this channel a receiving frequency Setting a receiving frequency for the current channel VA P Press the rocker button un
13. curs that is not listed in the above table or if the problem cannot be solved with the proposed solutions please contact your local Sennheiser partner for assistance To find a Sennheiser partner in your country search at www sennheiser com under Service amp Support Accessories The following EK 2000 IEM accessories are available from your specialist dealer Cat No 009950 009828 500432 Accessory BA 2015 accupack L 2015 charger IE 4 earphones 33 Specifications Specifications RF characteristics Modulation Frequency ranges Receiving frequencies Switching bandwidth Nominal peak deviation Receiver principle Sensitivity with HDX peak deviation Adjacent channel rejection Intermodulation attenuation Blocking Squelch Pilot tone squelch AF characteristics Compander system S N ratio 1 mV peak deviation THD Output power at 2 4 V 5 THD nominal deviation High Boost Limiter 34 wideband FM 516 558 558 626 626 698 718 790 790 865 MHz Aw to Dw Gw see page 5 up to 3 000 receiving frequencies tuneable in steps of 25 kHz 20 frequency banks each with up to 32 factory preset channels 6 frequency banks each with up to 32 user programmable channels up to 75 MHz 24 kHz 48 kHz adaptive diversity lt 4 pV typ 1 6 uV for 52 dBArms s n typ 80 dB typ gt 78 dB gt 80 dB Off 5 to 25 dBuv adjustable in steps of 2 dB can be switch
14. d Store the setting setting SET Stored 22 Adjusting settings via the operating menu You can adjust the balance in 31 steps In Focus mode see next section and when one of the standard displays is shown you can also use the rocker button to adjust the balance The mode of operation of the balance setting depends on the selected audio mode see next section Switching between Stereo and Focus mode Mode SET Menu Mode av Mode Stereo Call up Select the desired Store the setting Mute Mode setting SET Stored The selected audio mode influences the mode of operation of the balance setting see previous section Audio mode The left right signals are available The left right signals are mixed and as usual are available as a mono signal in The balance setting serves to both headphone channels adjust the balance between the left The balance setting serves to and right stereo signal adjust the relative levels of the two separate channels in the mixed mono signal In both audio modes the corresponding transmitter has to be set to stereo mode Activating deactivating the treble boost High Boost Via the High Boost menu item you can boost the treble response of the output signal 8 dB at 10 kHz Output signal remains unchanged High Boost activated E0 E EQ 23 Adjusting settings via the operating menu Activating deactivating the
15. ears on the display panels of the transmitters The RF signals of the transmitters are deactivated The transmitters await the transfer of a channel and a frequency bank via their infra red interfaces With a diversity receiver perform a frequency preset scan to scan the frequency banks for unused channels Scan New List see page 21 gt Select a frequency bank with a sufficient number of unused channels and a channel on this receiver Current List see page 21 28 Synchronizing a transmitter with the diversity receiver gt Start the Easy Setup Sync function by placing the infra red interface of this diversity receiver in front of the infra red interfaces of all transmit ters one after the other The diversity receiver transfers an unused channel from the selected frequency bank to the first transmitter and the next unused channel to the second transmitter and so on As soon as a transfer is completed the display panel of the transmitter displays the numbers of the trans ferred frequency bank and channel Synchronizing transmitters with diversity receivers Sync In a second step you transfer the frequency bank and channel settings from the transmitters to other diversity receivers synchronization and thus establish the transmission links If you want to carry out synchronization at a later time Press the jog dial on the transmitter The frequency bank and the channel are stored The transmitter s R
16. ed off Sennheiser HDX approx 90 dB lt 0 9 2X 100 mW at 32 Q9 8 dB at 80 kHz 18 dB to 6 dB adjustable in steps of 3 dB can be switched off Overall device Temperature range Power supply Nominal voltage Power consumption e at nominal voltage e with switched off receiver Operating time Dimensions Weight incl batteries In compliance with Europe USA Approved by Canada Connector assignment Specifications 10 C to 55 C 2 AA size batteries 1 5 V or BA 2015 accupack 2A ssa approx 140 mA lt 25 pA approx 4 to 6 hrs depending on volume level approx 82 x 64 x 24 mm approx 140 g EMC EN 301489 1 9 Radio EN 300422 1 2 Safety EN 60065 C FE 47 CFR 15 subpart B Industry Canada RSS 123 IC 2099A EK2000IEM limited to 806 MHz 3 5 mm jack plug stereo T L R 35 Manufacturer Declarations Manufacturer Declarations Warranty Sennheiser electronic GmbH amp Co KG gives a warranty of 24 months on this product For the current warranty conditions please visit our web site at www sennheiser com or contact your Sennheiser partner In compliance with the following requirements e RoHS Directive 2002 95 EC e WEEE Directive 2002 96 EC as Please dispose of the diversity receiver at the end of its opera tional lifetime by taking it to your local collection point or recy cling center for such equipment e Battery Directive 200
17. electing frequency presets 21 Frequency bank selecting 21 setting afrequency 24 system 5 Frequency Preset selecting a frequency bank channel 21 Frequency presets releasing Reset List 21 searching for unused Scan New List 21 selecting Current List 21 High Boost activating deactivating the treble boost 23 LCD Contrast adjusting the contrast of the display panel 27 Limiter adjusting the limiter 26 Lock mode activating deactivating Auto Lock 24 deactivating temporarily lock mode icon 8 Locked 14 LOW BATT 7 14 Menu main menu overview 17 settings 20 Mode switching between stereo and Focus mode 23 Index Name enteringaname 22 Operating menu overview 16 settings 20 using 18 Pilot Tone activating deactivating the pilot tone evaluation 26 Receiver adjusting the volume 13 cleaning 30 switching off 13 switching on 13 Reset resetting the settings made in the operating menu 27 RF signalindication 7 Software Revision displaying the software revision 27 Squelch adjusting the squelch 20 Transmitter synchronizing with receiver 28 Troubleshooting 32 Tune setting the receiving frequencies and frequency banks 24 39 Sennheiser electronic GmbH amp Co KG Printed in Germany Am Labor 1 30900 Wedemark Germany Publ 01 09 www sennheiser com 529678 A01
18. esssssssssecsessesesseeecseeecaees 36 PEN ON EE E cio Ct E PE E E T E E A A TA T E E somos 38 For further information visit the EK 2000 IEM product page on our website at www sennheiser com a Important safety instructions Important safety instructions e Read this instruction manual e Keep this instruction manual Always include this instruction manual when passing the product on to third parties e Heed all warnings and follow all instructions in this instruction manual e Use only a cloth for cleaning the product e Do not place the product near any heat sources such as radiators stoves or other devices including amplifiers that produce heat e Only use attachments accessories specified by Sennheiser e Refer all servicing to qualified service personnel Servicing is required if the product has been damaged in any way liquid has been spilled objects have fallen inside the product has been exposed to rain or moisture does not operate properly or has been dropped e WARNING To reduce the risk of short circuits do not use the product near water and do not expose it to rain or moisture e This product is also intended for professional use Commercial use is Subject to the safety at work regulations Sennheiser as the manu facturer is therefore obliged to expressly point out possible health risks arising from use This product is capable of producing sound pressure exceeding 85 dB A 85 dB A is the sound pre
19. h threshold reduces the transmission range The squelch should only be switched off for servicing purposes With the squelch threshold set to 5 dB you switch the squelch off by keeping the DOWN rocker button pressed for 3 seconds 20 Adjusting settings via the operating menu Il 1823 925MHz switched on 2000 Q The dotted line 0 displays the squelch FIP imam threshold 2 925MHz switched off RF 2000 The dotted line 0 goes off and the audio p imum level display A gt shows full deflection hissing noise RF AF a If you have accidentally switched off the squelch Press the UP rocker button to switch the squelch on Scanning for releasing and selecting frequency presets Easy Setup Function of the menu item Reset List Releases all locked frequency presets Current List Selects an unused frequency preset Scan New List Automatically scans for unused receiving frequencies frequency preset scan If receiving frequencies are used they will be locked if receiving frequencies are unused they will be released After the frequency preset scan you can select an unused frequency preset Selecting the frequency bank and the channel Frequency Preset SET Menu Frequency Preset sv Frequency Preset Frequency Preset B Ch Fa 1 B Ch a3 B Ch 1 1 863 100MHz 824 500MHz Call up Frequency Select the frequency Select the channel Preset ba
20. ing a menu item To return to the next higher menu level VA P Change to the Exit menu item Menu SET gt Confirm your selection You return to the next higher menu level To directly return to the current standard display ESC Press the ESC button O 19 Adjusting settings via the operating menu Adjusting settings via the operating menu The main menu Menu Adjusting the squelch threshold Squelch Menu Squelch av Squelch dB fs dB 5dB E Call up Squelch Select the Store the setting desired setting SET Stored Adjustment range 5 to 25 dBuV adjustable in 2 dB steps can be switched off The squelch eliminates annoying noise when the transmitter is switched off or when there is no longer sufficient transmitter power received by the receiver CAUTION Danger of hearing damage If you switch the squelch off or adjust the squelch threshold to a very low value loud hissing noise can occur in the receiver The hissing noise can be loud enough to cause hearing damage gt Always make sure that the squelch is switched on gt Before adjusting the squelch threshold set the volume of the headphone output PHONES to the minimum see page 13 gt Never change the squelch threshold during a live transmission gt Adjust the squelch threshold with the transmitter switched off to the lowest possible setting that suppresses hissing noise A high squelc
21. ivated you have to deactivate it In order to i be able to work with the operating menu see page 14 By way of example of the Frequency Preset menu this section describes how to use the operating menu Changing from a standard display to the operating menu SET gt Press the SET button O The current standard display is replaced by the main menu The last selected menu item is displayed Selecting a menu item VA P Press the rocker button to change to the Frequency Preset menu item The current setting of the selected menu item is displayed Menu Frequency Preset B Ch 1 1 Changing and storing settings SET Menu Frequency Preset av Frequency Preset B Ch Ey 1 B Ch a3 B Ch 1 1 863 100MHz 824 500MHz Call up Frequency Select the frequency Select the channel Preset bank and confirm store the setting AV 7 SET Stored SET Press the SET button to call up the menu item VA P Press the rocker button to set the frequency bank SET gt Press the SET button to confirm your selection VA gt Press the rocker button to set the channel SET Press the SET button to store the setting 18 Using the operating menu Canceling an entry ESC gt Press the ESC button to cancel the entry The current standard display appears on the display panel To subsequently return to the last edited menu item SET gt Press the SET button repeatedly until the last edited menu item appears Exit
22. miter Select the desired Store the setting setting Set Stored 26 Adjusting settings via the operating menu CAUTION Danger of hearing damage due to a switched off limiter The limiter limits the volume at the headphone output PHONES and thus protects your hearing With the limiter switched off the receiver is capable of producing high sound pressure levels Prolonged exposure to high sound pressure levels can cause permanent hearing defects gt Set the limiter to a low level before putting the earphones on gt Do not continuously expose yourself to high volumes You can adjust the limiter in 6 dB steps from 18 dB to 6 GB or switch it off OFF Adjusting the contrast of the display panel LCD Contrast Set Advanced Menu _ LCD Contrast AY LCD Contrast LCD Contrast 7 Call up Select the desired Store the setting LCD Contrast setting Set Stored You can adjust the contrast of the display panel in 16 steps Resetting the settings made in the operating menu Reset SET Advanced Menu Reset Reset Call up Reset Select the desired setting apply the setting AV Stored SET When resetting the settings made in the operating menu only the selected settings for the pilot tone and for the frequency banks U1 to U6 remain unchanged For an overview of the factory preset default settings refer to the enclosed frequency information sheet Di
23. nk and confirm store the setting AV 7 mw SET Stored When setting up multi channel systems please observe the i following Only the factory preset receiving frequencies within one frequency bank 1 to 20 are intermodulation free It is vital to observe the notes on frequency selection on page 28 21 Adjusting settings via the operating menu Overview of the frequency banks and channels cle Orne up to 32 per System bank frequency bank frequencies are factory preset UI to UG up to 32 per User bank frequency bank frequencies are freely selectable Entering a name Name Menu Name 4vY Name Michael Michael Lichael Call up Name Enter a character Enter a character and confirm store the setting AV Stored Viathe Name menu item you can enter a freely selectable name e g the name of the performer for the receiver The name is displayed on the Frequency Name standard display see page 15 The name can consist of up to 8 characters such as e letters without pronounciation marks e numbers from 0 to 9 e special characters and spaces To enter a name proceed as follows VA P Press the rocker button to select a character SET gt Press the SET button to change to the next segment character or to store the complete entry Adjusting the balance Balance SET Menu Balance av Balance gt t Ba 0 Call up Balance Select the desire
24. ocker button to set the frequency bank SET gt Press the SET button to confirm the frequency bank The channel is highlighted 25 Adjusting settings via the operating menu VA P Press the rocker button to set the channel SET Press the SET button to confirm the channel The frequency MHz section is highlighted gt Set the desired frequency MHz and kHz section as described in the previous chapter Activating deactivating the pilot tone evaluation Pilot Tone Set Advanced Menu Pilot AY Pilot Pilot Tone Active Call up Select the desired Store the setting Pilot Tone setting Set Stored The pilot tone encodes the stereo signal of the transmitter and supports the diversity receiver s squelch function thus protecting against interfer ence due to RF signals from other devices When set to stereo operation the transmitter adds an inaudible pilot tone to the transmitted stereo Signal The receiver detects and evaluates the pilot tone gt When the transmitter is set to mono operation deactivate the pilot tone evaluation on the No icon The pilot tone evaluation is deactivated The pilot tone evaluation is activated The receiver does not P receive a pilot tone because the transmitter operates in mono mode g The pilot tone evaluation is activated The receiver receives a pilot tone Adjusting the limiter Limiter Set Advanced Menu Limiter AY Limiter hh Off Call up Li
25. rtner who will be pleased to calculate intermodulation free frequencies for you see www sennheiser com gt Set each diversity receiver to the same frequency bank U1 to U6 gt On one of the receivers select a channel within this frequency bank and assign this channel a receiving frequency see page 25 gt Synchronize a transmitter with this receiver see the instruction manual of the transmitter OR gt Manually set the transmitter to the same frequency bank and channel that you set on the receiver gt Repeat for the remaining transmitters and receivers as described above Cleaning the diversity receiver CAUTION Liquids can damage the electronics of the receiver Liquids entering the housing of the device can cause a short circuit and damage the electronics Keep all liquids away from the receiver gt Do not use any solvents or cleansing agents gt Use a cloth to clean the diversity receiver from time to time 30 Recommendations and tips Recommendations and tips for the diversity receiver e Make sure that the antenna and the earphones cable do not cross e For best results make sure that the transmitter sensitivity is correctly adjusted for optimum reception e Transmission range depends to a large extent on location and can vary from about 10 m to about 150 m There should be a free line of sight between transmitting and receiving antennas e To avoid overloading
26. sity receiver 1 pair of IE 4 earphones 1 instruction manual 1 frequency information sheet Product overview Product overview Overview of the EK 2000 IEM diversity receiver U l 823 925 i ET a P T O 2 On off volume control SET button Headphone output PHONES A F rocker button 3 5 mm stereo jack socket lockable UP DOWN the ground contact is used by antenna II Antenna Operation and battery status indicator red LED lit ON flashing LOW BATT Infra red interface RF signal indication green LED ESC button lit RF Display panel backlit in orange Battery compartment T Battery compartment cover metal Battery compartment catches Charging contacts Product overview Overview of the displays After switch on the diversity receiver displays the Frequency Name standard display For further illustrations and examples of the different standard displays refer to page 15 The display backlighting is automatically reduced after approx 20 seconds I EA MHz A j 2000 g RF IAF P aun 5 4 CG RF level RF T Diversity display Radio Frequency I Antenna input is active I Antenna input Il is active J Squelch threshold level a RF RF signal level Field strength of the received signal Audio level AF Modulation of the transmitter Audio Frequenc
27. so ries on page 33 gt Open the battery compartment by pushing the two catches in the direction of the arrows and open the cover Q Insert the two batteries or the accupack as shown above Please observe correct polarity when inserting the batteries accupack gt Close the battery compartment by pressing on the center of the cover l The battery compartment cover locks into place with an audible click Charging the accupack To charge the BA 2015 accupack Insert the diversity receiver into the L 2015 charger see Accessories on page 33 The L 2015 charger can only charge the combination BA 2015 i accupack diversity receiver Standard batteries primary cells or individual rechargeable battery cells cannot be charged 10 Putting the diversity receiver into operation Connecting the earphones gt Connect the earphones to the socket oa LOW Ba RE 2000 ml N on The ground connection of the earphones cable serves as the i antenna for the second diversity section For details on the connector assignment refer to the diagram on page 35 ae Attaching the diversity receiver to clothing You can use the belt clip to attach the diversity receiver to clothing e g belt waistband z T The belt clip is detachable so that you can also attach the diversity receiver with the antenna pointing downwards To do so withdraw the belt clip from its fixing points and at
28. splaying the software revision Software Revision You can display the current software revision of the diversity receiver 27 Synchronizing a transmitter with the diversity receiver Synchronizing a transmitter with the diversity receiver When synchronizing the SR 2000 IEM or SR 2050 IEM transmitter with a diversity receiver please observe the following gt Only use a transmitter and a diversity receiver from the same frequency range see the type plates on the transmitter and the diversity receiver gt Make sure that the desired frequencies are listed in the enclosed frequency information sheet You can also contact your Sennheiser partner who will be pleased to calculate intermodulation free frequencies for you Make sure that the desired frequencies are approved and legal in your country and if necessary apply for an operating license Setting the transmitters to intermodulation free channels Easy Setup Sync Upon delivery the SR 2000 IEM or SR 2050 IEM transmitter and the diver sity receiver are synchronized with each other If however you cannot establish a transmission link between transmitter and diversity receiver you first have to use the diversity receiver to determine intermodulation free channels and then transfer these channels to the transmitters In doing so no transmission links are established gt On all transmitters call up the Easy Setup menu item Easy Setup Sync app
29. ssure corresponding to the maximum permissible volume which is by law in some countries allowed to affect your hearing for the duration of a working day It is used as a basis according to the specifications of industrial medicine Higher volumes or longer durations can damage your hearing At higher volumes the duration must be shortened in order to prevent hearing damage The following are sure signs that you have been subjected to excessive noise for too long a time You can hear ringing or whistling sounds in your ears You have the impression even for a short time only that you can no longer hear high notes Replacement parts When replacement parts are required be sure the service technician uses replacement parts specified by Sennheiser or those having the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards Important safety instructions Intended use Intended use of the EK 2000 IEM diversity receiver includes e having read these instructions especially the chapter Important safety instructions e using the product within the operating conditions and limitations described in this instruction manual Improper use means using the product other than as described in this instruction manual or under operating conditions which differ from those described herein The EK 2000 IEM diversity receiver The EK 2000 IEM diversity receiver
30. tach it the other way round The belt clip is secured so that it cannot slide out of its fixing points accidentally 11 Putting the diversity receiver into operation To detach the belt clip gt Lift one side of the belt clip as shown La gt Press down the belt clip at one fixing point and pull it out of the receiver housing gt Repeat for the other side 12 Using the diversity receiver Using the diversity receiver To establish a transmission link proceed as follows 1 Switch the diversity receiver on see next section 2 Switch a transmitter on see the instruction manual of the trans mitter The transmission link is established and the receiver s RF level display RE reacts It is vital to observe the notes on frequency selection on page 28 If you cannot establish a transmission link between transmitter and receiver read the chapter Synchronizing a transmitter with the diversity receiver on page 28 Switching the diversity receiver on off and adjusting the volume To switch the diversity receiver on gt Turn the volume control clockwise until it clicks The red ON LED lights up The Frequency Name standard display appears on the display panel F q a 23 925 LOW Barr 4 oe 0 He Z a U i Tr eel To switch the diversity receiver off gt Turn the volume control counterclockwise until it clicks The red ON LED goes off and
31. the diversity receiver switches off 13 Using the diversity receiver To adjust the volume CAUTION Hearing damage due to high volumes Listening at high volume levels for long periods can lead to permanent hearing defects gt Set the volume to a low level before putting the earphones on gt Do not continuously expose yourself to high volumes gt Turn the volume control Deactivating the lock mode temporarily You can activate or deactivate the automatic lock mode via the Auto Lock menu item see page 24 If the lock mode is activated you have to temporarily deactivate it in order to be able to operate the receiver SET Press the SET button ocked appears on the display panel vA P Press the rocker button Unlock appears on the display panel SET gt Press the SET button When you are in the operating menu the lock mode remains deactivated until you exit the operating menu When one of the standard displays is shown the lock mode is automatically activated after 10 seconds The lock mode icon 5 flashes prior to the lock mode being activated again I 823 925MHz 2000 a RFAFIP M man 14 Using the diversity receiver Selecting a standard display ESC gt Press the ESC button to select a standard display In stereo O mode see page 23 you can alternatively press the rocker button Contents of the display Selectable standard display Frequency Name
32. til the Tune menu item appears SET gt Press the SET button The MHz section of the receiving frequency of the channel is highlighted 24 Adjusting settings via the operating menu Advanced Menu Tune E2 925 MHz 823 925 MHz B Ch Ut 1 Select the frequency Call up Tune bank and confirm special function SET Tune Av Tune 823 2A MHz B Ch U1 1 Select the channel store the setting AV SET Stored 7 It is vital to observe the notes on frequency selection on page 28 Press the rocker button to set the MHz section of the VA frequency SET gt Press the SET button to confirm the MHz section of the frequency The kHz section of the frequency is highlighted vA P Press the rocker button to set the kHz section of the frequency SET gt Press the SET button to confirm the frequency Stored appears on the display panel The Tune menu item appears again Selecting a channel and assigning this channel a frequency vA P Press the rocker button until the Tune menu item appears SET gt Press the SET button and keep it pressed until the frequency bank is highlighted SET SET 4v Tune Advanced Menu Aas Tune Tune 823 925 MHz 823 925 MHz 823 925 MHz B Cch Ui 1 B Ch U5 JR Select the channel Select the frequency store the setting Call up Tune bank and confirm special function AV SET Stored VA P Press the r
33. y channel separated when the transmitter is set to stereo mode A E F Peak hold function When the display shows full A deflection the audio input level is excessively high 3 Frequency Current receiving frequency see page 24 4 Name Freely selectable name of the receiver see page 22 5 Lock mode icon Lock mode is activated see page 14 Product overview 6 Battery status 7 Muting function MUTE or audio channels Pilot tone P Charge status mem approx 100 BB approx 70 Bl approx 30 4 charge status is critical the red a LOW BATT LED is flashing keze ill Fi Mute is only displayed on the Frequency Name standard display see page 15 e when the transmitter s RF signal is deactivated or e when the transmitter is set to mono mode and therefore does not transmit a pilot tone but the receiver s pilot tone evalua tion is activated The audio channels are only displayed on the Frequency Limiter and Frequency High Boost standard displays see page 15 CQ Stereo OO Focus Activated pilot tone evaluation see page 26 Putting the diversity receiver into operation Putting the diversity receiver into operation Inserting the batteries accupack For powering the diversity receiver you can either use two 1 5 V AA size batteries or the rechargeable Sennheiser BA 2015 accupack see Acces
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