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EM 2000
EM 2050
Instruction manual
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Contents Contents Important safety instructions ............................................................................................................................................................. 2 The EM 2000 and EM 2050 rack-mount receivers ........................................................................................................................... 4 Areas of application ....................................................................................................
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Important safety instructions Important safety instructions 1. Read these instructions. 2. Keep these instructions. Always include these instructions when passing the receiver on to third parties. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions. 8. Do not install near any heat sources such as radiators, heat registers, st
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Important safety instructions This symbol is intended to alert the user to the risk of electric shock if the receiver is opened. There are no user serviceable parts inside. Refer servicing to qualified personnel only. This symbol is intended to alert the user to the presence of important operating and mainte- nance instructions in the literature accompanying this receiver. Overloading Do not overload wall outlets and extension cables as this may result in fire and electric shock. Replacement par
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The EM 2000 and EM 2050 rack-mount receivers The EM 2000 and EM 2050 rack-mount receivers This 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 permit wireless transmission with studio-quality sound. Features of the 2000 series: • Optimized PLL synthesizer and microprocessor technology • HDX noise reduction system • Pilot tone s
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Delivery includes Each frequency range (Aw–Dw, Gw) offers 26 frequency banks with up to 64 channels each: Channel 1 – frequency preset Channel 2 – frequency preset Frequency bank 1 ... 20 Channel 64 – frequency preset Channel 1 – freely selectable frequency Channel 2 – freely selectable frequency Frequency bank U1 ... U6 Channel 64 – freely selectable frequency Each of the channels in the frequency banks “1” to “20” has been factory-preset to a fixed frequency (frequency preset). The factory-pre
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Product overview Product overview Overview of the EM 2000/EM 2050 receiver The EM 2050 twin receiver has the same operating elements as the EM 2000 receiver. All information contained in this instruction manual refers to both receivers. EM 2050 PEAK PEAK B.Ch: 20.64 **2000** B.Ch: 20.64 **2000** 40 0 True Diversity Receiver EM 2050 40 0 -10 -10 A 30 MHz 30 MHz 543.200 543.200 -20 -20 20 20 -30 -30 10 EQ: SKM2000 10 EQ: SKM2000 -40 -40 RF AF P + 12dB MUTE RF AF P + 12dB MUTE
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Product overview Overview of the displays After switch-on, the receiver displays the “Receiver Parameters” standard display. For further illustrations and examples of the different standard displays, please refer to page 16. This standard display displays the operating states of the receiver and provides the most important information on the received transmitter – provided the transmitter supports this function. PEAK B.Ch: 20.64 **2000** 40 0 -10 30 MHz 543.200 -20 20 -30 SKM2000 10 EQ:
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Product overview Transmitter/ Display Receiver Meaning Muting function Receiver/ Audio signal is muted (see also page 35) “MUTE” transmitter (see page 16) Transmitter type Transmitter Product name of the linked 2000 series transmitter The product name is displayed only if the linked transmitter supports this function. Battery status Transmitter Charge status: approx. 100% approx. 70% approx. 30% battery icon is flashing; charge status is critical When the charge status is critical, “Low
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Putting the receiver into operation Putting the receiver into operation Setting up the receiver on a flat surface Do not fit the device feet when mounting the receiver into a 19” rack. Clean the base of the receiver where you want to fix the device feet. Fit the device feet to the four corners of the receiver. Place the receiver on a flat, horizontal surface. Please note that the device feet can leave stains on delicate surfaces. Connect the antennas (see page 9). Mounting the receiver i
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Putting the receiver into operation CAUTION! Danger of short-circuit due to uninsulated antennas! An 11 V voltage is applied to the antennas – even when you switch the receiver off! If unin- sulated antennas come into contact with objects which conduct electricity, this voltage can produce sparking and audio interference. Use insulated antennas. OR Always mount uninsulated antennas so that they cannot come into contact with objects which conduct electricity. You have the following options: •
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Putting the receiver into operation Mounting the antennas to the front of the rack To mount the antenna connections to the front of the rack when rack mounting the receiver, you require the GA 3030 AM antenna front mount kit (optional accessory). The GA 3030 AM consists of: • 2 BNC extension cables (screw-in BNC socket! to BNC connector ), ! • 2 antenna holders , •4 screws, •2 washers , •2 nuts . 1 1 ! ! Guide the two BNC connectors through the holes in the rack mount “ears”. Connect th
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Putting the receiver into operation Connect the rod antennas to the BNC sockets!. ! Daisy-chaining receivers The receivers feature an integrated antenna splitter so that up to 10 receivers can be daisy- chained without any additional antenna splitters being required. Only daisy-chain receivers from the same frequency range (see page 4). RF IN RF OUT RF IN ANT II ANT I Connect the two supplied rod antennas or two remote antennas (optional accessories) to the BNC sockets and of the first re
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Putting the receiver into operation Connecting the mains cable CAUTION! Damage due to electric current! If you connect the receiver to an unsuitable power supply, this can cause damage to the device. Use the supplied mains cable to connect the receiver to the mains (100 to 240 V AC, 50 or 60 Hz). Ensure a reliable mains ground connection of the receiver – especially when you are using multi-outlet power strips or extension cables. Pass the mains cable through the cable grip . Connect the
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Using the receiver Using the receiver To establish a transmission link, proceed as follows: 1. Switch the receiver on (see next section). 2. Switch the transmitter on (see the instruction manual of the transmitter). The transmission link is established and the display backlighting of the receiver changes from red to orange. It is vital to observe the notes on frequency selection on page 31. If you cannot establish a transmission link between transmitter and receiver, read the chapter “Synchroniz
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Using the receiver Synchronizing a transmitter with the receiver You can synchronize a suitable transmitter of the 2000 series with the receiver. By default, the following parameters are transferred to the transmitter during synchronization: Setting Transferred parameter “Frequency Preset” Currently set frequency “Name” Freely selectable name currently set on the receiver “Pilot Tone” Current pilot tone setting of the receiver (“Inactive”/“Active”) Via the “Sync Settings” submenu, you can adjust
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Using the receiver Muting the audio signal To mute the audio signal: When one of the standard displays is shown on the display panel, press the STANDBY button. “RX Mute On?” appears on the display panel. Press the jog dial. The audio signal is muted. “RX Mute” flashes in alternation with the current standard display. The display panel is backlit in red. To unmute the audio signal: Press the STANDBY button. “RX Mute Off?” appears on the display panel. Press the jog dial. The muting is can
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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 Button Function of the button Press the STANDBY • Switches the receiver on and off button • Cancels the entry and returns to the current standard display (ESC fun
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Using the operating menu Display Function of the menu item Page Main menu “Menu” Squelch Adjusts the squelch threshold 22 Easy Setup Scans for unused frequency presets, releases and selects frequency presets 23 Frequency Preset Sets the frequency bank and the channel 24 Name Enters a freely selectable name 24 AF Out Adjusts the audio output level 25 Equalizer Changes the frequency response of the output signal 25 Auto Lock Activates/deactivates the automatic lock mode 25 Advanced Calls up the ex
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Using the operating menu Display Function of the menu item Page “SK Settings” / “SKM Settings” / “SKP Settings” Sensitivity Adjusts the input sensitivity Low Cut Actives/deactivates the low cut filter (“SKM Settings” only) Auto Lock Activates/deactivates the automatic lock mode Mute Mode Sets the mode for the MUTE switch (“SK Settings” and “SKP Settings” only) 29 RF Power Adjusts the transmission power PhantomPower48V Activates/deactivates the phantom powering (“SKP Settings” only) Cable Emulati
