Tourguide System 2020 Instructions for use
Contents Safety instructions ................................................................................................. 4 System components .............................................................................................. 9 Overview of the system ........................................................................................ 9 The operating controls ........................................................................................
Safety instructions These instructions for use contain important safety information. Read these instructions. Keep these instructions in a safe place. Always include these instructions when passing the system on to third parties. Heed all warnings. Follow all instructions. Intended use of the system Intended use includes that are using the system within the operating conditions as described in these instructions.
Do not install near any heat sources such as central heating radiators, electric heaters, stoves, or other devices that produce heat. Keep the device away from direct sunlight and similar sources of heat. The EZL 2020-20 L charging case is a Class 1 device. It must only be connected to properly grounded power outlets. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other.
Servicing No user serviceable parts inside! Do not attempt to service devices yourself as opening or removing covers may expose dangerous voltage or other hazards. If devices are opened by customers in breach of this instruction, the warranty becomes null and void. Refer all servicing to qualified service personnel.
Attention! High Volume! This is a professional transmission system. 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. This system is capable of producing sound pressure exceeding 85 dB(A).
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 y y y y y a heat hazard, a fire hazard, a leakage hazard, an explosion hazard, a smoke or gas hazard. Sennheiser does not accept liability for damage arising from abuse or misuse. Keep away from children. Observe correct polarity. Do not heat above 70°C/ 158°F, e.g. do not expose to sunlight or throw into a fire.
System components The Tourguide System 2020 D consists of the following components which are available from your Sennheiser agent: y 1 EZL 2020-20 L charging case including instructions for use of the overall system y 1 SK 2020 D bodypack transmitter y HDE 2020 D stethoset receivers y 1 BA 2015 accupack y 1 mains cable y 1 microphone (see next section) Overview of the system The Tourguide System 2020 D offers optimum digital speech transmission for guided tours e.g. in factories or museums.
The HDE 2020 D stehoset receivers The stethoset receivers are easy to use and comfortable to wear. The built-in LC display shows all the important information at a glance (receiving channel, reception quality, charging 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 operating controls SK 2020 D bodypack transmitter 쐋 Line input SET button (under battery compartment cover) MUTE switch Battery compartment Microphone input Antenna Battery compartment cover BA 2015 accupack ON/OFF button (under battery compartment cover) Red LED LOW BATT/MUTE Charging contacts Battery compartment release buttons LC Display Belt clip (on the back of the transmitter) Yellow LED PEAK / rocker button LINE CH 03 MIC
HDE 2020 D stethoset receiver 쐋 6 Earbows Red/green LED for charging status LC display Volume control / rocker button for channel selection Charging contacts 12 Channel display 4-step battery status display Volume display RF signal indication
EZL 2020-20 L charging case Charging compartments for accupack/transmitter Red LED CHARGE LED COPY AVAILABLE COPY button Green LED READY Charging compartment with channel copy function (master) Storage place for one microphone Air vents Charging compartments for receivers (slaves) Mains switch IEC mains socket LED POWER LED TEMP ERROR 13
Indications and displays on the transmitter Operation and battery status indication The red LED LOW BATT/MUTE provides information on the current operating state of the transmitter: 햴 LINE CH 03 Red LED off: The transmitter is switched on and the capacity of the batteries/BA 2015 accupack is sufficient. Red LED flashing: The batteries are/the BA 2015 accupack is going flat (LOW BATT).
MUTE display 쐋 The red LED LOW BATT/MUTE lights up as long as the transmitter’s microphone input is muted (see “Muting the transmitter” on page 25). Note: The muting function (MUTE) mutes the microphone input but not the line input . Lock mode icon LINE CH 03 The lock mode icon appears on the LC display when the lock mode is activated (see “Activating/ deactivating the lock mode” on page 37). MIC LC display backlighting After pressing a button, the LC display remains backlit for approx.
Indications and displays on the receiver RF signal indication The RF signal indication (tower with radio waves) on the LC display provides information on the RF signal reception: 6 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. No tower, no radio waves: The receiver is in stand-by mode. You can, however, change the settings on the receiver.
Volume display 6 K The volume display on the LC display provides information on the current volume. Channel display 6 The channel display on the LC display provides information on the current channel. Battery status display 6 The 4-step battery status display on the LC display provides information on the remaining capacity of the receiver’s built-in rechargeable battery.
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 and will remain on until the temperature drops to a safe leve. All charging processes are being interrupted until the temperature drops to a safe level.
LED indication for charging compartments for BA 2015 accupack/transmitter Each charging compartment for accupack/transmitter has an LED CHARGE and an LED READY which indicate the following operating states: No LED lit: The charging compartment for accupack/transmitter is ready for operation but empty. Or: A transmitter without accupack is placed into the charging compartment. 쐋 Red LED CHARGE lit: The accupack is being charged.
The functions of the transmitter operating controls Operating control Mode* Switched off Function Pressing the button: Switches the transmitter on Pressing the button for approx.
The functions of the receiver operating controls Operating control Volume control / rocker button Function Turning the volume control: Changes the volume for channel selection Pressing the rocker button: Changes to the next channel ( ) or changes to the previous channel ( ) Earbows Pulling the earbows apart: Switches the stethoset receiver on The functions of the operating controls of the charging case Operating control Function Mains switch Switching the charging case on/off COPY but
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: y The air vents of the charging case must not be covered or blocked. y The charging case must be kept away from heat sources and must never be exposed to direct sunlight. y During charging, do not put the case cover on the charging case.
Inserting and replacing the transmitter batteries / accupack For powering the transmitter, you can either use the rechargeable BA 2015 accupack or two 1.5 V AA size batteries. NB: Do not use any other rechargeable batteries! Open the battery compartment by pressing the two release buttons and open the cover . Insert the batteries or the BA 2015 accupack as shown in the diagram on the left. Please observe correct polarity when inserting the batteries/accupack.
Connecting external audio sources You can connect an external audio source such as a CD player, MP3 player, tape player, etc. to the transmitter. (Please note that you cannot connect a second microphone.) Both signals – the microphone input signal and the line input signal – are mixed together equally in the transmitter. Connect the line output of the external audio source to the transmitter’s line input . Lock the plug by screwing down the coupling ring.
Using the components Switching the devices on/off Switching the transmitter on/off To switch the transmitter on: Briefly press the ON/OFF button . The LC display indicates the device name and then switches to the standard display. To switch the transmitter off: Press and hold the ON/OFF button until “OFF“ appears on the display. Note: Remove the batteries or the accupack when the transmitter will not be used for extended periods of time.
Automatically switching the receiver on/off The receiver automatically switches on when you pull the earbows apart. 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: Set the mains switch to the position “I”. The LED POWER lights up. To switch the charging case off: Set the mains switch to the position “0”. The LED POWER goes off.
Adjusting the volume Volume up? – NO! When people use headphones, they tend to choose a higher volume than with loudspeakers. Listening at high volume levels for long periods can lead to permanent hearing defects. Please protect your hearing, Sennheiser headphones have an excellent sound quality even at low volumes. Adjusting the volume on the receiver 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.
Charging the rechargeable batteries Caution! y Only use the charging case for charging the SK 2020 D transmitter, the HDE 2020 D stethoset receivers and the BA 2015 accupack. y Never try to charge other rechargeable batteries or non-rechargeable batteries. Charging the BA 2015 accupack 쐋 For charging, the BA 2015 accupack can remain in the transmitter. Place the transmitter with the accupack inserted into the charging compartment for accupack/ transmitter as shown in the diagram on the left.
Charging the receivers’ built-in rechargeable batteries Place the receiver into one of the charging compartments for receivers (slaves) . The LED lights up (see table). Color of LED Meaning red The built-in rechargeable battery is being charged. green The built-in rechargeable battery is fully charged. The temperature of the built-in red (flashing) rechargeable battery is over 43 °C or below 3 °C. yellow/ orange The built-in rechargeable battery is defective.
Setting a channel To set the complete system to a certain channel, proceed as follows: 1. Set the transmitter to the desired channel (see “Setting the transmission channel” on page 30). 2. Set one of the receivers to the same channel (see “Setting the receiver channel” on page 31). 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 32).
Press the SET button to permanently store the selected channel. “STORED” briefly appears on the display. The transmitter now transmits on the selected channel. The last menu selected is shown on the display. To exit the operating menu: Select the “EXIT“ menu by pressing the / rocker button and press the SET button . The standard display is shown. Or: Repeatedly press the ON/OFF button until the standard display is shown.
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. Place all receivers which are to be set to the same channel into the charging compartments for receivers (slaves) .
Using several Tourguide systems simultaneously The Tourguide System 2020 D is supplied preset to six selectable frequencies that will all work together with each other. You can therefore have up to six separate tours operating together in the same area. All the supplied frequencies are intermodulation-free and will work together.
Press the SET button to permanently store the setting. “STORED” briefly appears on the display. Adjust the sensitivity of the line input to match the connected audio source as described in the following section. Changing the sensitivity of the line input To adjust the sensitivity of the line input to match the connected audio source: Make sure that the line input is switched on (see previous section). Connect the external audio source, switch it on and start playback.
Changing the sensitivity of the microphone input To adjust the sensitivity of the microphone input to match the connected microphone: Connect the microphone, position it correctly (refer to the microphone’s operating manual) and speak into the microphone as usual. LINE MIC CH 03 Press the SET button . The operating menu appears and the first menu “CHAN” flashes on the display. Repeatedly press the / rocker button until “SENSIT“ flashes on the display and the MIC level display appears.
Displaying the transmission frequency To display the transmission frequency assigned to the current channel: Press the SET button . The operating menu appears and the first menu “CHAN” flashes on the display. Repeatedly press the / rocker button “FREQ“ flashes on the display. until Press the SET button . The transmission frequency assigned to the current channel appears on the display. You cannot change this transmission frequency.
Activating/deactivating the lock mode The lock mode prevents the transmitter from being accidentally programmed or switched off during operation. To activate the lock mode: LINE CH 03 MIC Press the SET button . The operating menu appears and the first menu “CHAN” flashes on the display. Repeatedly press the / rocker button “LOCK“ flashes on the display. until Press the SET button . “LOC.OFF” flashes on the display. Press the / rocker button . “LOC.ON” flashes on the display.
Displaying the version number To display the version number of the operating system installed: V 1.001 Press the SET button . The operating menu appears and the first menu “CHAN” flashes on the display. Repeatedly press the / rocker button “SERVIC“ flashes on the display. Press the SET button . The version number is displayed.
The operating menu of the transmitter Working with the transmitter’s operating menu To get into the operating menu: Make sure that the lock mode is deactivated (see “Activating/deactivating the lock mode” on page 37). Press the SET button . The operating menu appears and the first menu “CHAN” flashes on the display. To select a menu: Repeatedly press the / rocker button the desired menu flashes on the display. Press the SET button until . To change a menu: Press the / rocker button .
The transmitter’s operating menu contains the following menus: Menu 40 Function of the menu CHAN Selecting a channel (see page 30) LINE Switching the line input on/off (see page 33) SENSIT (LINE) Changing the sensitivity of the line input (see page 34) SENSIT (MIC) Changing the sensitivity of the microphone input (see page 35) FREQ Displaying the frequency of the current channel (see page 36) RESET Loading the factory-preset default settings (see page 36) LOCK Activating/deactivating the loc
Overview of the operating menu ON/OFF cancels your entry in all levels of the operating menu EXIT 3 Sek CH 01 SET CHAN SET Selecting the channel CH 01 Current channel STORED LINE SET Switching the line input on/off LIN. OFF Current setting STORED SENSIT SET -24. dB Current sensitivity setting Changing the sensitivity of the line input STORED SENSIT SET -36.
FREQ RESET SET Loading the factory-preset default settings LOCK RST.OK SET SET: Standard display appears Security check SET Activating/ deactivating the lock mode LOC.OFF LOC.ON SET: Stores the setting, lock mode is activated, standard display appears Activating the lock mode CH 01 Deactivating the lock mode DONE SET LOC.ON Current setting STORED SERVIC Displaying the version number EXIT Exiting the operating menu CHAN 42 SET SET ESC SET V 1.
Care and maintenance Only clean the Tourguide System 2020 D when it is switched off and unplugged. Use a soft and dry cloth. Do not use any cleansing agents or solvents as these can damage the surfaces of the Tourguide System 2020 D.
If problems occur...
Specifications SK 2020 D bodypack transmitter (Cat. No. 500548) Modulation Frequency range Channels Frequency response Max. input voltage at mic/line input Operating time Power supply Ambient temperature Dimensions Weight (incl. BA 2015 accupack) 2 FSK (46K0F1D) 863–865 MHz 6 100–7,000 Hz Microphone: 650 mVrms (sensitivity –36 dB) Line: 2 Vrms (sensitivity –24 dB) typ. 8 hrs BA 2015 accupack, 2.4 V or 2 AA size batteries, 1.5 V 0–50 °C approx. 82 x 64 x 24 mm approx.
EZL 2020-20 L charging case (Cat. No. 500542) Ambient temperature during charging Mains voltage Primary power consumption Charging voltage for HDE 2020 Charging current per charging compartment for HDE 2020 Charging time HDE 2020 Charging voltage for SK 2020 / BA 2015 Charging current per charging compartment for SK 2020 / BA 2015 Charging time SK 2020 / BA 2015 Overload threshold for SK 2020 / BA 2015 Dimensions Weight (empty) 0–40 °C 100–240 VAC (50/60 Hz) max. 70 W 4.7–5.5 V typ. 400 mA approx. 2.
Accessoires Product name Product description Cat. No.
Manufacturer declarations Warranty regulations The guarantee period for this Sennheiser product is 24 months from the date of purchase. Excluded are accessory items, rechargeable or disposable batteries that are delivered with the product; due to their characteristics these products have a shorter service life that is principally dependent on the individual frequency of use. The guarantee period starts from the date of original purchase.
Sennheiser electronic GmbH & Co. KG 30900 Wedemark, Germany Phone +49 (5130) 600 0 Fax +49 (5130) 600 300 www.sennheiser.com Printed in Germany Publ.
