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Sennheiser 2020 Headphones User Manual

1. 0900 0O Keep out of the reach of children Do not heat above 70 C 158 F e g do not expose to sunlight or throw into a fire Do not expose to moisture Do not short circuit Do not dismantle or bend out of Shape Do not mix up charged batteries Do not continue to use defective re chargeable batteries Only use original Sennheiser re chargeable batteries nd E 1 1 ya Observe correct polarity Switch rechargeable battery povv ered devices off after use Only charge rechargeable batteries with the appropriate Sennheiser chargers When not using rechargeable bat teries for extended periods of time charge them regularly about every three months Only charge rechargeable batteries at ambient temperatures between 10 C and 40 C Stop charging immediately if it is obvious that the devices are faulty Dispose of rechargeable batteries and devices with built in rechargea ble batteries at special collection points or return them to your spe cialist dealer Additional safety instructions for the BA 2015 accupack and for batteries Do not solder t Immediately remove flat batteries rechargeable batteries from the device System components System components The 2020 D Tourguide System consists of the following components which are available from your Sennheiser agent EZL 2020 20 L charging case including instructions for
2. Current lock mode setting Displaying the version number EXIT SET n Exiting the Standard display operating menu appears 46 Care and maintenance Care and maintenance CAUTION Liquid can destroy the device electronics It can get into the device housing and cause a Short circuit in the electronics b Keep all liquids away from the devices b Switch off all devices before you start cleaning b Clean with a soft dry cloth Cleaning the receiver earbuds b Carefully pull the earbuds off the receiver O b Clean the earbuds e g with warm soapy water and S rinse them well b Dry the earbuds before putting them back on the receiver Note For hygiene reasons you should change the earbuds from time to time see Accessories on page 51 47 If a problem occurs If a problem occurs In the following table the term transmitter also implies bodypack transmitter and wireless microphone Problem Possible cause Possible solution No operation indica _ Batteries are flat or accupack is Replace the batteries or recharge tion on the transmitter flat the accupack see page 30 No RF signal transmitter and re ceiver are not on the same chan nel NG aako 5 onne No RF signal transmitter is out Reduce the distance between receiver display Of range the receiver and transmitter Transmitter is in energy sav
3. the rechargeable battery is deep discharged and first has to be reconditioned by a deep discharge recovery charge the temperature of the built in rechargeable battery is over 40 C or below 3 C since in order to protect the rechargeable battery the charging process will be interrupted until the temperature is again within the admissible range the LED flashes red An additional temperature protection prevents overheating inside the charging case If the temperature inside the charging case exceeds Safety limits the charging process will be interrupted and will only be restarted when the charging case has cooled down When not using the receivers for extended periods of time charge them about every six months in order to prevent deep discharge damage to the rechargeable batteries 31 Using the components 32 Setting the channel To set the complete system to a certain channel proceed as follows 1 Set the bodypack transmitter wireless microphone to the desired channel see next section 2 Set any of the receivers to the same channel see Setting the receiver channel on page 33 3 Automatically set all other receivers to the same channel using the channel copy function see Setting the receiver channel s using the channel copy function on page 34 Setting the channel on the bodypack transmitter wireless microphone To set the bodypack transmitter or the wireless microphone to
4. Z SENNHEISER Instructions for use Contents Important safety instructions nn 2 LE COMPONETS za AA AA AA 6 Overview of the system inner 7 TH ODEN AEG CO a NAA 9 Indications and displays on the bodypack transmitter 13 Indications and displays on the wireless microphone 15 Indications and displays on the receiver ss 16 Indications and displays on the charging case 222 18 The functions of the bodypack transmitter wireless microphone operating controls Us 20 The functions of the receiver operating controls 21 The functions of the operating controls of the charging 21 Putting the components into operation ss 22 Us the components ca ANA NANA ou 26 Switching the devices ON OFF ula 26 Adj sting ELV COMUNE ans nan a a a too 28 Charging the rechargeable batteries 4 29 Setting THE CRAN eme em noie 32 Muting the devices a a em mn ibn 35 Special bodypack transmitter wireless microphone settings 36 The operating menu of the bodypack transmitter wireless microphone 42 Overview of the bodypack transmitter s operating menu 43 Overview of the wireless microphone s operating menu 45 Care and MAINT MAN CO GNG AA NE a a E
5. appears CA AA AA re TY LOC OFF Deactivating the lock mode Current lock mode setting Displaying the version number EXIT SET n Exiting the Standard display operating menu appears 44 Using the components Overview of the wireless microphone s operating menu Use the ON OFF button to cancel entries in all menus Selection mode Setting mode 5 DIM edi CH 04 Selecting the Current channel A V 01 06 channel i SET Stores the 15534 z setting A v SENSIT ser 36 dB A Y 06 dB AF AF AF Changing the Current i A V 0 36 l sensitivity of the sensitivity SET Stores theni microphone input setting oo setting i Displaying the ON OFF Current transmission SET transmission frequency D 4 frequency 45 Using the components Selection mode Setting mode A v Loading the Security check SET Standard Standard display factory preset i display appears appears default settings Activating Current lock Activating the Standard display tae Mode setting ilock mode appears CA AA AA re TY LOC OFF Deactivating the lock mode
6. comes out of the device Only use attachments accessories recommended by Sennheiser Only use with the carts stands tripods brackets or tables specified by the manufacturer or sold with the devices When using a cart to move the devices be very careful when pushing it to avoid injury and prevent the cart from toppling Over Unplug the devices during thunderstorms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as if the power cord is damaged liquid has been spilled or objects have fallen into the apparatus if the apparatus has been exposed to rain or moisture is not working properly or has been dropped Pull the plug out of the socket to disconnect the apparatus from the mains WARNING To reduce the risk of fire or electric shock do not expose the apparatus to rain or moisture Do not allow water to splash or drip onto the apparatus Do not place objects filled with water such as vases on the equipment Make sure that the power cord plug is always in perfect condition and is easy to get at IN CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN gt CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN gt Important safety instructions The warning on the EZL 2020 20 L charging case This label shown on the left is on the back of the device The symbols have the following meanings This symbol
7. the cover b Insert the batteries or the BA 2015 accupack 6 as shown in the diagram on the left Please observe correct polarity when inserting the batteries accupack b Close the battery compartment cover Connecting the microphone to the bodypack transmitter Note Suitable Sennheiser microphones are listed on page 7 b Connect the microphone to the bodypack transmitter s microphone input gt Lock the plug by screwing down the coupling ring b Adjust the sensitivity of the microphone input as described on page 37 Connecting external audio source to the bodypack transmitter You can connect an external audio source such as a CD player MP3 player tape player etc to the bodypack transmitter Please note that you cannot connect a second microphone Both signals the microphone Putting the components into operation input signal and the line input signal are mixed together equally in the transmitter gt Connect the line output of the external audio source to the bodypack transmitter s line input b Lock the plug by screwing down the coupling ring b Switch the line input on as described on page 36 b Adjust the sensitivity of the line input as described on page 36 Attaching the bodypack transmitter to clothing The bodypack transmitter is attached to clothing e g belt waistband with the supplied belt clip The clip is detachable so that you can also attach the
8. up Notes e Charging a completely discharged accupack takes approx 3 hours at room temperature It is normal for the accupacks to get hot during charging However the charging process may take longer if the accupack is deep discharged and first has to be reconditioned by a deep discharge recovery charge the ambient temperature is close to or over 40 C since in order to protect the accupack the charging process will be interrupted until the temperature has dropped to a safe level For safety reasons each charging process will be interrupted after 4 hours e When not using the BA 2015 accupack for extended periods of time charge it about every three to six months Using the components Charging the receivers built in rechargeable batteries b Place the receiver into one of the charging compartments for receivers light blue in the diagram The LED lights up see table LED colour Meaning red The built in rechargeable battery is being charged green The built in rechargeable battery is fully charged red The temperature of the built in rechargea flashing ble battery is over 40 C or below 3 C The built in rechargeable battery is defec tive Interrupt the charging process and contact your Sennheiser Service Notes e Charging a completely discharged rechargeable battery takes approx 2 hours at room temperature e However the charging process may take longer if
9. use of the overall system SK 2020 D bodypack transmitter SKM 2020 D wireless microphone HDE 2020 D stethoset receivers BA 2015 accupack Power cord Microphone see next section Overview of the system Overview of the system The 2020 D Tourguide System offers optimum digital speech transmission for guided tours e g in factories Or museums The use of RF transmission allows freedom of movement for all members of the group Six preset intermodulation free receiving frequencies offer high flexibility and adaptability In Europe the 2020 D Tourguide System is approved in the frequency range 863 865 See the overview on page 50 SK 2020 D bodypack transmitter You can connect one of the following Sennheiser microphones not included to the bodypack transmitter e Clip on microphones ME 2 N ME 4 N MKE 2 EW GOLD Headmics ME 3 N HSP 2 EW HSP 4 EW HS 2 EW e Hand held microphones with special connecting cable e 815 e 825 S e 835 e 840 e 845 In addition you can connect any audio source e g a flash MP3 player to the bodypack transmitter The SKM 2020 D wireless microphone This extremely robust wireless microphone can be used in various tour situations The wireless microphone is easy to configure and use The wireless microphone can be placed in the charging case and secured with a Velcro strap for storage and safe transportation Overview of the system The HDE 2020 D stethoset receive
10. wireless microphone until you can see the MUTE switch b Push the MUTE switch in the direction indicated by the arrow MUTE appears in the display of the wireless microphone After 5 minutes CH OFF appears in the display Display of the energy saving mode on page 14 To deactivate the muting function gt Push the MUTE switch back to transmit again 35 Using the components 36 Special bodypack transmitter wireless microphone settings The following special settings can only be made via the bodypack transmitter s wireless microphone s operating menu An overview of this operating menu is given from page 43 onwards Switching the bodypack transmitter s line input on off You can connect an audio source such as a CD player MP3 player etc to the transmitter s line input If you have connected an audio source you then have to switch on the line input as follows b Press the SET button 1 The operating menu appears The first menu item CHAN flashes b Repeatedly press the A V rocker button in the V direction until LINE flashes on the display b Press the SET button 1 If the line input is switched off LINE OFF flashes on the display if the line input is switched on LINE ON flashes on the display b Press the A V rocker button to change the setting b Press the SET button to permanently store the setting STORED briefly appears o
11. A V buttons Q until SENSIT flashes on the display and the audio level 4 appears b Press the SET button 63 gt The current input sensitivity and the audio level 4 appear on the display b Press the A V buttons Q to change the setting so that the audio level 4 shows full deflection during the loudest passages b Press the SET button to permanently store the setting STORED briefly appears on the display The vvireless microphone modulation is stored As a rough preset set the vvireless microphone to e Presenting 24 to 12 dB e Interview 12 to 0 dB Using the components Displaying the transmission frequency of the bodypack transmitter wireless microphone To display the transmission frequency assigned to the current channel LOW BATT 0 Onm l ON OFF O Bodypack transmitter Wireless microphone b Press the SET button The operating menu appears The first menu item CHAN flashes b Press A V repeatedly until FREQ appears in the display b Press the SET button The transmission frequency assigned to the current channel appears on the display You cannot change this transmission frequency gt Press the ON OFFbutton or the SET button to return to the operating menu Loading the factory preset default settings To load the factory preset default settings on the bodypack transmitter the wireless microphone LOW BATT Qe Bodypack transmitter VVireless microp
12. S 500544 Earbuds for HDE 2020 D and HDE 2020 D US black stethoset 037080 receivers Earbuds for HDE 2020 D and HDE 2020 D US transparent 040949 stethoset receivers ss za 51 Manufacturer declarations Manufacturer declarations Warranty The warranty period for this genuine Sennheiser product is 24 months from the date of purchase The warranty period starts on the date of purchase of brand new unused products by the initial end user For this reason we recommend that the sales receipt be retained as proof of purchase Without this proof which is checked by the responsible Sennheiser service agent you will not be reimbursed for any repairs that are carried out The date of purchase and the name of the product must appear on the sales receipt At our discretion the warranty covers free of charge the remedy of material and manufacturing defects through repair or replacement of either individual parts or the entire device In the event of a warranty claim the faulty parts removed from the product become the property of Sennheiser electronic GmbH amp Co KG or the Service agent The warranty excludes e Immaterial defects or nonconformities in the quality of the product that do not affect the value and normal use e Accessories that come with the product e Rechargeable batteries and batteries by nature these products have a shorter service life the length of which also depends on how much they are used e Defec
13. atteries Charging the accupack in the bodypack transmitter To charge the bodypack transmitter in the EZL 2020 20 L charging case b Place the bodypack transmitter with the accupack inserted into the charging compartment for the accupack bodypack transmitter as shown in the diagram on the left When placed into a charging compartment the bodypack transmitter automatically switches off The red LED CHARGE ERROR of the charging compartment lights up When the accupack in the bodypack transmitter is fully charged the green LED READY lights up Notes e Charging a completely discharged accupack takes approx 372 hours at room temperature e Alternatively you can remove the accupack from the bodypack transmitter and insert it into the charging compartment for accupack bodypack transmitter 6 as described in the following section e In the charging case there is no error indication like the one on the quick charger L 2015 red flashing LED 29 Using the components 30 Charging the BA 2015 accupack To charge the accupack of the wireless microphone or bodypack transmitter gt Remove the accupack as described on page 23 or page 24 b Place the accupack into the charging compartment for the accupack bodypack transmitter as Shown in the diagram on the left The red LED CHARGE ERROR of the charging compartment lights up When the accupack is fully charged the green LED READY lights
14. bodypack transmitter with the antenna pointing downwards To do so withdraw the clip from its fixing points and attach it the other way round 25 Using the components 26 Using the components Switching the devices on off Notes e Remove the batteries or the accupack from both the bodypack transmitter and the wireless microphone if the devices will not be used for extended periods of time e Switch off the transmitters if not transmitting to free up the frequency range for other applications Switching the bodypack transmitter on off To switch the bodypack transmitter on b Briefly press the ON OFF button O The display D indicates the device name and then Switches to the standard display To switch the bodypack transmitter off gt Press and hold the ON OFF button until OFF appears on the display Switching the wireless microphone on off To switch the wireless microphone on b Twist the cap at the base of the wireless microphone until you can see the ON OFF button b Press the ON OFF button to switch off the wireless microphone The red LED lights up The display indicates the device name and switches to the standard display To switch the wireless microphone off b Press and hold the ON OFF button until OFF appears on the display The display and the red LED go out Using the components Automatically switching the receiver on off The
15. cts The operating controls 5 6 1 Channel display 2 4 step battery status display 3 Volume display 4 RF signal indication 11 The operating controls EZL 2020 20 L charging case No N LED COPY AVAILABLE Q COPY button Charging compartment for accupack bodypack transmitter Red LED CHARGE ERROR Green LED READY Charging compartment with channel copy function master Air vents Storage place for wireless IEC mains socket Mains switch microphone 6 19 charging compartments for receivers slaves light blue LED POWER LED TEMP ERROR 12 The operating controls Indications and displays on the bodypack transmitter Operation and battery status indication The red LED LOW BATT MUTE provides information on the current operating state of the bodypack transmitter Red LED off The bodypack transmitter is switched on and the capacity of the batteries accupack is sufficient Red LED flashing The batteries or the BA 2015 accupack is going flat LOW BATT In addition the 4 step battery status indication 3 in the display tells how much power is left in the batteries or BA 2015 accupack 3 bars charge status approx 100 2 bars charge status approx 70 1 bar charge status approx 30 Battery symbol flashes LOW BATT AF peak indicatio
16. e page 39 Activating deactivating the lock mode LOCK see page 40 SERVIC Displaying the version number see page 41 EXIT Exiting the operating menu menu item only on bodypack transmitter Using the components Overview of the bodypack transmitter s operating menu Use the ON OFF button to cancel entries in all menus Selection mode Setting mode Sh WAI AA 01 06 Selecting the SET Stores the channel LINE SET LIN OFF LINE 7777 Switching the A V OFF ON line input on off the ERE NAE ANAN J ae Pe PE Pee Changing the Current A V 0 24 sensitivity of the sensitivity i SET Storesthe line input setting setting Changing the Current A V 0 36 i sensitivity of the sensitivity SET Stores the Oe rli Setting setting L Displaying the ON OFF Current transmission SET transmission frequency ESC 1 frequency Less 43 Using the components Selection mode Setting mode A v Loading the Security check SET Standard Standard display factory preset i display appears appears default settings Activating Current lock Activating the Standard display tae Mode setting ilock mode
17. equency range US Channels RF output power RF output power US Frequency response 2 FSK 46K0F1D 863 865 MHz 926 928 MHz 6 10 mW max 50 mV m distance 3 m 100 7 000 Hz Max input voltage at mic line input Microphone 650 MVog sensitivity 36 dB Operating time Power supply Ambient temperature Dimensions Weight incl BA 2015 accupack Line typ 8 hrs BA 2015 accupack 2 4 V or 2 AA size batteries 1 5 V 0 C 50 C approx 82 x 64x 24mm approx 160 g 2 Verr sensitivity 24 dB SKM 2020 D wireless microphone Cat No 500894 SKM 2020 D US wireless microphone Cat No 500895 Modulation Frequency range Frequency range US Channels RF output power RF output power US Frequency response Operating time Power supply Ambient temperature Dimensions Weight incl BA 2015 accupack 2 FSK 46KOF1D 863 865 MHz 926 928 MHz 6 10 mW max 50 mV m distance 3 m 100 7 000 Hz typ 8 hrs BA 2015 accupack 2 4 V or 2 AA size batteries 1 5 V 0 C 50 C approx 50 mm x 225 mm 4220 49 Specifications HDE 2020 stethoset receiver Cat No 500543 HDE 2020 D US stethoset receiver Cat No 500544 Modulation 2 FSK Frequency range 863 865 MHz Frequency range US 926 928 MHz Channels 6 Frequency response 100 7 000 Hz Sound pressure level at 1 kHz max 120 dB SPL THD at 1 kHz lt 1 Operating time typ 8 hrs Power sup
18. he LED COPY AVAILABLE goes off when the automatic copying function is not available This happens e when the receiver in the charging compartment with channel copy function master is switched off e or when the receiver is removed from the charging compartment with channel copy function master e or all 19 charging compartments slaves are empty The operating controls Battery displays for accupack bodypack transmitter Each charging compartment for accupack bodypack transmitter has a CHARGE ERROR and READY LED which indicate the following operating states No LED lit e The charging compartment for accupack bodypack transmitter is ready for operation but empty e Or a bodypack transmitter without accupack has been placed into the charging compartment Red LED CHARGE ERROR lit The accupack is being charged A red flashing LED for error indication as with the L 2015 quick charger is not available on the EZL 2020 20 L charging case Green LED READY lit The accupack is fully charged and the charging case has switched to trickle charging Green LED READY lights up briefly and then goes off The bodypack transmitter is powered by standard batteries which cannot be recharged 19 The operating controls The functions of the bodypack transmitter wireless microphone operating controls LOW BATT mute SET VY A CHE E MH O O ON OFF MUTE Body
19. hone b Press the SET button The operating menu appears The first menu item CHAN flashes 39 Using the components gt Repeatedly press A V until RESET appears in the display b Press the SET button RST OK flashes on the display gt Press the SET button to load the factory preset default settings on the device DONE briefly appears on the display The bodypack transmitter the wireless microphone is reset to the following factory preset default settings e Channel 1 e Line input switched off only bodypack transmitter e Input sensitivity Line input 24 dB only bodypack transmitter Microphone input 12 dB e Lock mode deactivated e Infra red service interface deactivated Activating deactivating the lock mode The lock mode prevents the bodypack transmitter the wireless microphone from being accidentally programmed or switched off during operation To activate the lock mode LOW BATT 0 7 ON OFF Bodypack transmitter Wireless microphone b Press the SET button The operating menu appears The first menu item CHAN flashes b Repeatedly press A V until LOCK appears in the display 40 Using the components b Press the SET button LOC OFF flashes on the display b Press A V LOC ON flashes on the display b Press the SET button to activate the lock mode STORED briefly appears on the display The lock mode is now activa
20. ing Check the signal source mode see page 14 RF signal available no audio signal the red Deactivate the muting function see page 35 Set transmitter and receiver to the same channel see page 32 LED LOW BATT Transmitter is muted MUTE MUTE is lit on trans mitter Change the sensitivity of the mi crophone input see page 37 or line input see page 36 Audio signal is distort Transmitter sensitivity is adjust ed ed too high Operating time of the transmitter is drasti cally reduced Normal ageing or damage of re chargeable batteries Replace the BA 2015 accupack Operating time of the receivers is drastically reduced Normal ageing or damage of re Have the rechargeable batteries chargeable batteries replaced by Sennheiser Service Distance to the transmitter is too Reduce the distance to the great transmitter Occasional drop outs in Interference is being received Change the system to a different the audio signal from an external source channel Interference is being received Change the transmitters to dif from a second transmitter ferent channels If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solutions contact your local Sennheiser agent for assistance 48 Specifications Specifications SK 2020 D bodypack transmitter Cat No 500548 SK 2020 D US bodypack transmitter Cat No 500549 Modulation Frequency range Fr
21. ins socket on the charging case gt Connect the cable to the mains Note The case cover can be used as a stand for the charging case see diagram on the left 22 Putting the components into operation Inserting Changing batteries or accupack in the wireless microphone For powering the wireless microphone only use either the rechargeable BA 2015 accupack or two 1 5 V AA size batteries gt Unscrew the display unit in the direction of the arrow counterclockwise on the handle of the wireless microphone gt Pull out the display unit fully b Open the cover of the battery compartment gt Insert the batteries or the BA 2015 accupack as indicated on the compartment Please observe correct polarity when inserting the batteries accupack b Close the cover b Push the battery compartment into the handle of the wireless microphone b Screw the display unit on again Note Always charge the accupack in the charging compartment of the charging case see Charging the BA 2015 accupack on page 30 23 Putting the components into operation 24 Inserting Changing batteries or accupack in the bodypack transmitter For powering the transmitter use either the rechargeable BA 2015 accupack or two 1 5 V AA size batteries Do not use any other rechargeable batteries b Open the battery compartment by pressing the two release buttons and open
22. k into the microphone as usual b Press the SET button 1 The operating menu appears The first menu item CHAN flashes gt Repeatedly press the A V rocker button until SENSIT flashes on the display and the MIC level display 4 appears b Press the SET button The current input sensitivity and the MIC level display 4 appear on the display b Press the A V rocker button to change the input sensitivity so that the MIC level display 4 37 Using the components 38 Shows full deflection during the loudest passages but the yellow LED PEAK never lights up b Press the SET button to permanently store the setting STORED briefly appears on the display The sensitivity of the microphone input is now stored Adjusting the input sensitivity on the wireless microphone The input sensitivity is set too high if overmodulation occurs when speaking loudly or close to the microphone The audio level display AF 4 shows full deflection in the event of overmodulation On the other hand if the input sensitivity is set too low the modulation will be too weak This will cause a noisy signal The input sensitivity is set correctly when the audio level display AF only shows full deflection during the loudest passages To set the wireless microphone modulation b Press the SET button 63 gt The operating menu appears The first menu item CHAN flashes gt Repeatedly press the
23. mains backlit for approx 15 seconds Display of the energy saving mode When there is no audio signal or it is muted for 5 minutes the wireless transmitter switches to energy saving mode CH OFF appears on the display and the transmission signal is switched off As soon as an audio signal reaches the wireless microphone it automatically switches to normal operation and the display changes back to the channel set Indications and displays on the receiver RF signal indication The RF signal indication 4 tower with radio waves on the display indicates the RF signal reception Tower with radio waves The received RF signal is sufficiently strong Tower without radio waves No RF signal is being received on the selected channel or the received signal level is too low No tower no radio waves The receiver is in stand by mode You can however change the settings on the receiver 16 i The operating controls Charge indicator During charging the LED provides information on the charging status of the receiver s built in rechargeable battery LED lights up red The built in rechargeable battery is being charged LED lights up green The built in rechargeable battery is fully charged The receiver is now ready for operation LED slowly flashes red The temperature of the built in rechargeable battery is outside the permissible range 3 40 C The charging process is interrup
24. ment off and on the user is encouraged to try to correct the interference 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 apparatus complies with the Canadian ICES 003 53 Manufacturer declarations Changes or modifications made to this equipment not expressly approved by Sennheiser electronic Corp may void the FCC authorization to operate this equipment Batteries or rechargeable batteries The supplied batteries or rechargeable batteries can be recycled 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 WEEE Declaration Your Sennheiser product was developed and manufactured with high quality materials and components which can be recycled and or reused This symbol indicates that electrical and electronic equipment must be disposed of separately from normal waste at the end of its operational lifetime Please dispose of this product by bringing it to your local collection point or recycling centre for such equipment This will help to protect the environment in which we all live 54 Index Index Bodypack tra
25. missible 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 e You can hear ringing or whistling sounds in your ears e You have the impression even for a short time only that you can no longer hear high notes Normal use of the equipment Normal use of the equipment includes e using the equipment for commercial purposes e reading these instructions and in particular the section Important safety Instructions on page 2 e only using the equipment under the operating conditions as described in these instructions Using the equipment other than as described in these instructions or non compliance with the operating conditions is considered improper use Important safety instructions Safety instructions for Li poly and NiMH rechargeable batteries and batteries If abused or misused rechargeable batteries may leak In extreme cases they may even present 4 e aheat hazard a fire hazard a leakage hazard an explosion hazard e asmoke or gas hazard Sennheiser does not accept any liability for damage arising from abuse or misuse
26. n The yellow LED PEAK lights up when the bodypack transmitter s audio input is overmodulated If the transmitter s audio input level is excessively high the sound of the receivers may be distorted In order to avoid distortion in the receivers reduce the sensitivity of the transmitter s line and or microphone input see Changing the sensitivity of the line input on the bodypack transmitter on page 36 and see Changing the sensitivity of the microphone input on the bodypack transmitter on page 37 13 The operating controls 14 MUTE display The red LED LOW BATT MUTE lights up when the bodypack transmitter s microphone input is muted see Muting the devices on page 35 Note The muting function MUTE mutes the microphone input only not the line input Lock mode icon The lock mode icon 2 appears on the display when the lock mode is activated see Activating deactivating the lock mode on page 40 Display backlighting After pressing a button the display remains backlit for approx 30 seconds Display of the energy saving mode When there is no audio signal or it is muted for 5 minutes the bodypack transmitter switches to energy saving mode CH OFF appears on the display and the transmission signal is switched off As soon as an audio signal reaches the bodypack transmitter it automatically switches to normal operation and the display changes back t
27. n E NE 47 If a problem occurs nn 48 49 575600 0 51 Manufacturer declarations s s s s ssssssesessssss ssis iss n anna 52 a s bi 55 Thank you for choosing Sennheiser We have designed this product to give you reliable operation over many years Over 60 years of accumulated expertise in the design and manufacture of high quality electro acoustic equipment have made Sennheiser a world leading company in this field Please take a few moments to read these instructions carefully as we want you to enjoy your new Sennheiser products quickly and to the fullest Important safety instructions Important safety instructions N xm ee AN 10 11 12 13 14 15 16 17 18 Read these instructions Keep these instructions safe Always pass on these instructions to other users along with the devices Heed all warnings Follow all instructions Do not use these devices near water Clean only with a dry cloth Do not block any air vents Set up the devices in accordance with the manufacturer s instructions Do not place the devices near heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Only use the type of power supply indicated on the plug Always plug the receiver into a grounded mains outlet Make sure that the power cord can t be stepped on or pinched especially at the plug the power outlet and the point where it
28. n the display b Adjust the sensitivity of the line input to match the connected audio source as described in the follovving section Changing the sensitivity of the line input on the bodypack transmitter To adiust the sensitivity of the line input to match the connected audio source b Make sure that the line input is switched on see previous section Using the components gt Connect the external audio source switch it on and Start playback b Press the SET button 1 The operating menu appears The first menu item CHAN flashes gt Repeatedly press the A V rocker button until SENSIT flashes on the display and the LINE level display 5 appears b Press the SET button 1 The current input sensitivity and the LINE level display 5 appear on the display b Press the A W rocker button to change the input sensitivity so that the LINE level display 5 Shows full deflection during the loudest passages but the yellow LED PEAK never lights up b Press the SET button to permanently store the setting STORED briefly appears on the display The sensitivity of the line input is now stored Changing the sensitivity of the microphone input on the bodypack transmitter To adjust the sensitivity of the microphone input to match the connected microphone gt Connect the microphone position it correctly refer to the microphone s operating manual and spea
29. nnel selection The channel changes The selected channel is shown on the channel display 1 If the bodypack transmitter is transmitting on this channel the RF signal indication 4 indicates the field strength of the received RF signal Notes e By pressing and holding the A V rocker button for channel selection the display cycles continuously repeat function e After channel6 the display will return to channel 1 33 Using the components 34 Setting the receiver channel s using the channel copy function The channel copy function lets you simultaneously set a maximum of 19 receivers in the charging case to the same channel This is achieved by copying the current channel of the receiver placed into the charging compartment with channel copy function master to all other receivers in the charging case gt Place all receivers which are set to the same channel into the charging compartments for receivers slaves light blue in the diagram gt Switch on the receiver whose channel you want to copy b Place this receiver into the charging compartment with channel copy function master The LED COPY AVAILABLE lights up green as long as the channel copy function is available b Press the COPY button to start the channel copy function The LCD displays of all receivers which are successfully set to the same channel light up Notes e If the receivers built in rechargeable batteries are
30. not discharged you can use the channel copy function even when the charging case is not connected to the mains e If you do not press the COPY button the receiver in the charging compartment vvith channel copy function master will automatically svvitch off approx 2 minutes Using several Tourguide systems simultaneously If you re using the 2020 D Tourguide System to give more than one tour at the same time the systems could interfere with one another To prevent this happening you have to set the simultaneous systems to different channels a system is one bodypack transmitter or a wireless microphone and any number of receivers UZ ki Using the components Muting the devices Muting the bodypack transmitter gt Push the MUTE switch to the left to MUTE b The red LED LOW BATT MUTE 63 lights up permanently The MIC level display 4 no longer shows any deflection The bodypack transmitter is muted Note The muting function MUTE mutes the microphone input only not the line input This function enables a pre recorded track to be played through the line input without being disturbed by the tour guide s microphone To deactivate the muting function gt Push the MUTE switch back to the right The red LED LOW BATT MUTE goes out The MIC level display 4 and the LINE level display indicate the current levels Muting the wireless microphone b Twist the cap at the base of the
31. nsmitter 9 Activating deactivating the lock mode 40 Changing the sensitivity of the line input 36 Changing the sensitivity of the microphone input 37 Charging the rechargeable battery 29 Connecting external audio sources 24 Connecting the microphone 24 Displaying the transmission frequency 39 Displaying the version number 41 Inserting Changing batteries or accupack 24 Loading the factory preset default settings 39 Setting a channel 32 Switching off 26 Switching on 26 Switching the line input on off 36 Charging case 12 Battery displays for accupack bodypack transmitter 19 Connecting 22 Setting up 22 Switching off 27 Switching on 27 Indications and display 13 Automatic copying charging case 18 Channel receiver 17 Charge indicator receiver 17 Charge status receiver 17 Lock mode 14 15 MUTE bodypack transmitter 14 Operation charging case 18 Operation and battery bodypack transmitter 13 Operation and battery wireless microphone 15 Peak bodypack transmitter 13 RF signal receiver 16 Temperature charging case 18 Volume receiver 17 55 Index Receiver 11 Adjusting the volume 28 Battery status display 17 Channel display 17 Charge indicator 17 Charging the rechargeable battery 30 31 Copying channels to other receivers copy function 34 RF signalindication 16 Setting achannel 33 Switching on off 27 Volume display 17 Wireless microphone 10 56 Activating deactivating the lock mode 40 Adju
32. o the channel set The operating controls Indications and displays on the wireless microphone Operation and battery status indication The red LED LOW BATT ON indicates the current operating status of the wireless microphone Red LED lit The wireless microphone is switched on and the capacity of the batteries BA 2015 accupack is sufficient Red LED flashing The batteries or the BA 2015 accupack is going flat LOW BATT In addition the 4 step indication 3 in the display tells how much power is left in the batteries or BA 2015 accupack 3 bars charge status approx 100 2 bars charge status approx 70 1 bar charge status approx 30 Battery symbol flashes LOW BATT Lock mode icon The lock mode icon 2 appears on the display when the lock mode is activated see Activating deactivating the lock mode on page 40 Modulation indication The audio level AF 4 display shows the wireless microphone modulation If the audio input level is too high the audio level display AF 4 shows full deflection for as long as overmodulation lasts You can change modulation by changing the input sensitivity of the wireless microphone as described on page 38 15 The operating controls MUTE display If the wireless microphone is muted MUTE lights up in the display see Muting the wireless microphone on page 35 Display backlighting After pressing a button the display re
33. pack transmitter Wireless microphone Operating control Mode Function Switched off Pressing the button Switches the bodypack transmit ter wireless microphone on Switched on Pressing the button for approx 3 seconds Switches the bodypack transmitter wireless microphone off ON OFF button Selection Cancels the selection and returns to the standard display mode Esc function Setting Cancels the entry and returns to the selection mode mode vvithout storing the changes made Esc function Standard Changes to the selection mode display Changes to the setting mode of the selected menu mode SET button Setting Stores the setting and returns to the selection mode mode STORED is displayed briefly Lock mode Changes directly to the LOCK menu where you can de activated activate the lock mode Selection Changes to the previous menu 4 or changes to the mode next menu F Setting Increases A or reduces V the setting of the selected mode menu or switches the menu ON or OFF r 11 For information on the menu areas standard display selection mode and setting mode please see Overview of the bodypack transmitter s operating menu on page 43 Standard No function display A V buttons 20 The operating controls The functions of the receiver operating controls Ng NN HELSE Operating control Function Volume control C3 Turning the volume control Changes the vol
34. ply Lithium polymer rechargeable battery 830 mAh Ambient temperature 0 50 C Dimensions approx 245 x 125 x 20 mm Weight approx 70g EZL 2020 20 L charging case Cat No 500542 Ambient temperature during charging 40 C Mains voltage 100 240 VAC 50 60 Hz Primary power consumption max 70 W Charging voltage for HDE 2020 typ 5 V Charging current per charging compart typ 400 mA ment for HDE 2020 Charging time HDE 2020 approx 2 5 hrs Charging voltage for SK 2020 BA 2015 max 3 4 V Charging current per charging compart ment for SK 2020 BA 2015 typ 500 mA Charging time SK 2020 BA 2015 approx 3 5 hrs Dimensions approx 600 x 270 x 380 mm Weight empty approx 8 3 kg The 2020 D Tourguide System complies with the following European standards Radio ETSIEN 301357 1 2 class 1 EMC ETSI EN 301489 1 9 EN 55103 1 2 CE 0682 Safety EN 60065 Frequency range 863 865 MHz approved in A B BG CH CY CZ D DK E EST F FIN FL GB GR H HR IRL IS L LT LV M N NL P PL S SK SLO TR The 2020 D US Tourguide Systems complies with the following US and Canadian Standards USA FCC Part15C Canada RSS 210 Issue 6 SK 2020 and HDE 2020 FCC ID DMOTG 2020 D IC 2099A TG 2020 SKM 2020 FCC ID DMO SKM 2020 D IC 2099A SKM 2020 D 50 Accessories Accessories Product name Product description Cat No HDE 2020 D Stethoset receiver 500543 HDE 2020 D US Stethoset receiver U
35. receiver automatically switches on when you pull the earbows apart The display switches on When you release the earbows the receiver switches to stand by mode audio deactivated and then switches off after two minutes Switching the charging case on off To switch the charging case on gt Set the mains switch to the position The LED POWER 1 lights up To switch the charging case off gt Set the mains switch to the position 0 The LED POWER O goes out Note When not using the charging case for extended periods of time switch it off and disconnect it from the mains by pulling the power cord out of the wall socket 21 Using the components Adjusting the volume Adjusting the volume on the receiver CAUTION Risk of hearing damage Listening at high volume levels for long periods can lead to permanent hearing defects b Turn the volume down before putting on the receiver Y gt Use the volume control to adjust the volume so that you can hear the speaker s voice loud and clear Note The volume control has no end stop i e you can turn it endlessly to the left or right 28 Using the components Charging the rechargeable batteries CAUTION Only use the charging case for charging the SK2020D bodypack transmitter the HDE 2020 D stethoset receivers and the BA 2015 accupack e Never try to charge other rechargeable batteries Or non rechargeable b
36. rs The stethoset receivers are easy to use and comfortable to wear The built in display shows all the important information at a glance receiving channel reception quality charge status of the built in lithium polymer rechargeable battery as well as the currently set volume The rocker button allows fast and easy setting of the desired channel The system can be expanded at any time by adding additional stethoset receivers The EZL 2020 20 L charging case The charging case simultaneously recharges the rechargeable batteries of up to 20 stethoset receivers and the accupack of the bodypack transmitter wireless microphone You do not have do remove the accupack from the bodypack transmitter to recharge it You can recharge one other accupack in addition to the bodypack transmitter The channel copy function lets you set all receivers to the same channel at the press of a button Additional features of the charging case e Quick charge of accupacks e Automatic detection of full charge and subsequent switching to trickle charging so the accupacks can remain in the charger even when they have been fully charged e Highest possible operational reliability since temperature and voltage of the accupacks are monitored during charging e Long accupack service life due to overcharge protection and recovery of deep discharged accupacks e Safe carrying and storage of system components The operating controls The operating con
37. se the risk of damage in transit we recommend that the original packaging is used CE Declaration of Conformity CE 0682 This equipment is in compliance with the essential requirements and other relevant provisions of the Directives 2004 108 EC 2006 95 EC and 1999 05 EC The declaration is available on the Internet at www sennheiser com Before putting the device into operation please observe the respective country specific regulations 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 particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equip
38. sting the input sensitivity 38 Displaying the transmission frequency 39 Displaying the version number 41 Inserting Changing batteries or accupack 23 Loading the factory preset default settings 39 Setting achannel 32 Switching off 26 Switching on 26 Sennheiser electronic GmbH amp Co KG Am Labor 1 30900 Wedemark Germany Phone 49 5130 600 Fax 49 5130 600 300 www sennheiser com Printed in Germany Publ 02 08 516509 A03
39. ted The lock mode icon appears on the standard display To deactivate the lock mode b Press the SET button LOC ON flashes on the display b Press A V LOC OFF flashes on the display b Press the SET button to deactivate the lock mode gt STORED briefly appears on the display The lock mode is now deactivated The lock mode icon 2 is no longer displayed on the standard display Displaying the version number of the bodypack transmitter wireless microphone To display the version number of the operating system installed LOW BATT 0 Om ON OFF Bodypack transmitter Wireless microphone b Press the SET button The operating menu appears The first menu item CHAN flashes b Repeatedly press A V until SERVIC appears in the display b Press the SET button V 1 001 The version number is displayed 41 Using the components 42 The operating menu of the bodypack transmitter wireless microphone The bodypack transmitter s wireless microphone s operating menu contains the following Menu item Meaning CHAN Selecting a channel see page 32 Switching the line input on off see LINE page 36 SENSIT LINE Changing the sensitivity of the line input see page 36 Changing the sensitivity of the micro 77077 phone input see page 37 FREQ Displaying the frequency of the current channel see page 39 Loading the factory preset default settings RESET se
40. ted until the temperature is again within the admissible range LED lights up yellow orange The built in rechargeable battery is defective Please contact your Sennheiser agent Volume display _ The volume display 3 tells you the receiver volume Channel display The channel display 1 tells you which channel is selected Battery status display The 4 step battery status display 2 provides information on the remaining capacity of the receiver s built in rechargeable battery Shortly before the rechargeable battery is completely discharged the display backlighting flashes indicating that the receiver will soon switch off automatically 17 The operating controls Indications and displays on the charging case Operation indication The LED POWER lights up as long as the mains Supply is switched on Temperature indication The LED TEMP ERROR lights up if the temperature in the charging case gets too high above 40 C All charging processes are interrupted until the temperature drops to a safe level Indication for automatic copying function The LED COPY AVAILABLE lights up green when the function automatic copying is available This happens e when a switched on receiver is placed in the charging compartment with channel copy function master e and at least one receiver is placed in one of the other receiver charging components slaves light blue in the diagram T
41. the desired channel use the device s operating menu An overview of the operating menus is given from page 43 onwards gt Make sure that the lock mode is deactivated see Activating deactivating the lock mode on page 40 LOW BATT 0 ON OFF O Bodypack transmitter Wireless microphone b Press the SET button The operating menu appears The first menu item CHAN flashes b Press the SET button The current channel flashes Using the components b Press A V to change the channel If you press A the display jumps to the next channel if you press V the display jumps to the previous channel By pressing and holding the A V buttons the display cycles continuously repeat function gt Press the SET button to permanently store the selected channel gt STORED appears briefly in the display The bodypack transmitter or the wireless microphone is now transmitting on the selected channel The last menu Selected is shown To exit the operating menu b Use A F to select the menu item EXIT and press the SET button The standard display is shown Or gt Press and hold the ON OFF button until the Standard display is shown Setting the receiver channel In order for the receiver to receive the signal from the bodypack transmitter or the wireless microphone it has to be set to the same channel To manually set the receiver channel b Press the A V rocker button for cha
42. trols SK 2020 D bodypack transmitter Ms ENN toue EISER Line input SET button O MUTE switch under battery compartment cover Microphone input Battery compartment Antenna Battery compartment cover BA 2015 accupack Charging contacts ON OFF button Battery compartment release buttons Red LED LOW BATT MUTE O Yellow LED PEAK Belt clip on the back of the bodypack transmitter O A V rocker button 7 1 Channel display CH 02 2 Lock mode icon LINE 3 4 step battery status indicator MIC 4 MIC level display 5 LINE level display The operating controls The SKM 2020 D wireless microphone Mouthpiece Twist cap to protect the operating controls Handle of wireless you can access buttons switches and displays microphone by twisting off the cap Battery compartment SET button hidden from view V button Display unit O A button Display Operation and battery status indicator red LED ON LOW BATT ON OFF button with ESC function Cancel in operating menu D MUTE switch 1 Channel display 2 Lock mode icon 3 4 step battery status display 4 7 step audio level display AF 10 The HDE 2020 D stethoset receivers z WI p OY tawa N Earbovvs Red green LED for charge status Display Volume control rocker button for channel selection Charging conta
43. ts resulting from improper use e g operator error mechanical damage incorrect operating voltage Proper use means use of the product under the conditions described in the instructions for use e Wear and tear e Modifications of Sennheiser products undertaken by you or others unless the type and scope of the modification has been previously approved in writing by Sennheiser e Defects resulting from force majeure e Known defects at the time of purchase The warranty is void if the product is manipulated by non authorised persons or repair stations The warranty can be claimed in all countries outside the U S provided that no national law limits our terms of warranty No claims can be made under the warranty other or more extensive than those described here 52 Manufacturer declarations In addition you as the end user may have statutory rights in your country which are not affected by the terms of this warranty the warranty is governed by the prevailing law in the country in which you the end user bought the Sennheiser product The UN Sales Convention regulations are not applicable In the event of a claim under the terms of this warranty send the device including accessories and Sales receipt to the responsible service partner You can find the current list of all global Service Partners of Sennheiser electronic GmbH amp Co KG on the Internet at www sennheiser com The customer bears the risk of delivery To minimi
44. ume A F rocker button Changes to the next channel A or changes to the previous chan for channel selection nel 7 Pulling the earbovvs apart Svvitches the stethoset receiver on The functions of the operating controls of the charging case Operating control Function COPY button Starting the channel copy function see page 34 Mains switch 2 Switching the charging case on off 21 Putting the components into operation Putting the components into operation Setting up the charging case Note The charging case as well as the accupacks and the receivers built in rechargeable batteries will get hot during charging Please ensure the following so that the generated heat can dissipate The air vents of the charging case must not be covered or blocked The charging case must be kept away from heat sources and must never be exposed to direct Sunlight During charging do not put the case cover on the charging case The charging case has four plastic feet to ensure that it cannot slip on the surface on which it is placed CAUTION Some furniture surfaces have been treated with varnish polish or synthetics which might cause stains when they come into contact with other synthetics Despite a thorough testing of the synthetics used by us we cannot rule out the possibility of staining b Place the charging case on a flat even surface gt Connect the supplied mains cable to the IEC ma
45. warns of the risk of electric shock due to high internal voltages This symbol warns of the risk of electric shock The device must not not be opened There are no components inside the device which can be repaired by the user Refer all repairs to qualified customer service personnel This symbol indicates that the manual accompanying this device contains important operating and maintenance instructions Overloading Do not overload wall sockets or extension cords This may result in fire or electric shock Replacement parts When replacement parts have to be installed ensure that the service technician uses replacement parts recommended by Sennheiser or replacement parts with the same features as the original parts Incompatible replacement parts can cause fire electric Shock or pose other risks Safety check Have the service technican perform safety checks after finishing the service or repairs to ensure that the equipment is in safe working order Important safety instructions Danger due to high volume The equipment is used for commercial purposes Commercial use is subject to the rules and regulations of the trade association responsible Sennheiser as the manufacturer is therefore obliged to expressly point out possible health risks arising from use The HDE 2020 D stethoset receivers are capable of producing sound pressure exceeding 85 dB A 85 dB A is the sound pressure corresponding to the maximum per

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