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EM 3731-II
EM 3732-II
EM 3732-II Command
Instruction manual
Bedienungsanleitung
Instruction manual | Notice d’emploi
Istruzioni per l’uso | Gebruiksaanwijzing
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Contents Contents Important safety instructions .................................................................... 2 The product family ........................................................................................ 5 The frequency bank system ..................................................................... 6 Delivery includes ........................................................................................... 7 Product overview ............................................
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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 Hazard warnings on the rear of the receiver The label shown on the left is attached to the rear of the receiver. The symbols on this label have the following meaning: This symbol is intended to alert the user to the presence of uninsulated dangerous voltage within the receiver’s enclosure that may be of sufficient magnitude to constitute risk of fire or electric shock. This symbol is intended to alert the user to the risk of electric shock if the receiver is opened.
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Important safety instructions Intended use of the receiver Intended use of the EM 3731-II single receiver or the EM 3732-II and EM 3732-II COM twin receivers includes: • having read these instructions, especially the chapter “Important safety instructions” on page 2, • using the receiver within the operating conditions and limitations described in this instruction manual. “Improper use” means using the receiver other than as described in these instructions, or under operating conditions which di
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The product family The product family The receivers of the product family ensure highest reception reliability and offer unmatched ease of use. Due to their large switching bandwidth and numerous connection options, these receivers provide maximum flexibility in daily operation. The product family is comprised of the following models: • EM 3732-II COM twin receiver • EM 3732-II twin receiver • EM 3731-II single receiver All receivers of the product family have the following features: • Up to 184
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The product family The frequency bank system The receivers are available in three UHF frequency ranges with up to 184 MHz switching bandwidth: Range 2 (N) 614 – 798 Range 1 (L) Range 3 (P) 470 – 638 776 – 960 400 600 800 1000 The receivers have seven frequency banks: Channel Frequency bank 1 2 3 4 5 6 U 1 The receiving frequencies are factory- The receiving preset (see enclosed frequency table) frequencies can be 2 and cannot be changed. freely selected ... within the max. 60 switching ba
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Delivery includes Distribution of the receiving frequencies within the frequency banks 1 to 6: Frequency Distribution of the receiving frequencies within the bank frequency banks 1 2 3 4 5 6 The varying accumulation of frequencies within the frequency banks allows you to use as many channels as possible in a crowded frequency band. Delivery includes Delivery of the receiver includes: 1 EM 3732-II COM twin receiver or 1 EM 3732-II twin receiver or 1 EM 3731-II single receiver 3 mains cables (wit
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Product overview Product overview Overview of the EM 3731-II/EM 3732-II/EM 3732-II COM receivers A B A B RF % DEV M RF % DEV M 300 PEAK H 300 PEAK H True Diversity Receiver EM 3732-II 776.000 z 776.000 z 100 100 100 100 30 30 50 BANK AF COM 50 BANK AF COM 10 01.01 CH 10 01.01 CH μV 10 μV 10 RF-OUT FREQ. RANGE: 776 – 960 MHz RF-OUT FREQ. RANGE: 776 – 960 MHz EM 3732-II-XXX-X AFront panel I BNC socket for word clock daisy chain output (75 Ω) J XLR-3 socket (male) for Command output 2*, 1 Rack
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Product overview Overview of the displays After switch-on, the receiver displays the “Bank/Channel” status display. For further illustrations and examples of the different status displays, refer to page 38. Each display provides information on the operating states of the receiver and those of the received transmitter. A B RF % DEV M H 300 PEAK 776.000 z 100 100 30 BANK AF 50 COM 10 01.01 CH 10 µV Reception display RF level display “RF” for antenna A Diversity display
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Product overview Reception display The reception display is permanently displayed. If you do not press a button on the receiver, the display will dim after 60 seconds (see page 9). RF level display “RF” for the antennas The left bargraph shows the strength of the received RF signal for A RF B % DEV 300 PEAK antenna A; the right bargraph shows the strength of the received RF 100 100 signal for antenna B. 30 50 10 10 µV When the RF signal of the received transmitter is too weak on bo
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Product overview Status display The status display shows the receiving frequency, the transmitter battery M H status and – depending on the selection made in the “Display” menu – 776.000 z either the frequency bank and the channel number or the name of the receiver. With the EM 3732-II COM receiver, the command display can also NAME be displayed within the status display. The contents of the status display can be changed in the “Display” menu (see page 38). When pressing the jog dial 7, the stat
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Product overview Command display (status display of the audio outputs AF and Command) The command display is only available with the EM 3732-II COM twin AF COM receiver. Besides the two audio outputs K and M the EM 3732-II COM twin receiver also features the two command outputs J and L. Via the “Command” menu, you can configure the receiver so that – with the command button of the transmitter pressed – the audio signal is available at only one of the outputs or at both (see “Configuring the aud
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Putting the receiver into operation Putting the receiver into operation Fitting the device feet To ensure that the receiver cannot slip on the surface on which it is placed, four self-adhesive soft rubber feet are supplied. Do not fit the device feet when rack mounting the receiver. CAUTION! Risk of staining of furniture surfaces! 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 thor
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Putting the receiver into operation The rack mount “ears” are already fitted to the receiver on delivery. To mount the receiver into a 19" rack: Slide the receiver into the 19" rack. Secure the rack mount “ears” 1 to the rack using four screws (not included in the delivery). Connecting the antennas CAUTION! Danger of short-circuit due to uninsulated antennas! If you switch the booster supply voltage on, a 12 V DC voltage is applied to the antennas – even when you switch the receiver off! If
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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 W 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 W to BNC connector [), Y •2 antenna holders Z, X • 4 screws, •2 washers Y, •2 nuts X. Unsecure the rack mount “ears” 1 from the rack. 1 Guide the BNC cables through the hole
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Putting the receiver into operation Connecting and positioning remote antennas Use remote antennas when the position of the double receiver is not the best antenna position for optimum reception. Remote antennas are available as accessories. Connect the remote antennas to the BNC sockets O and R using a low- attenuation 50-Ω coaxial cable. Ready-made coaxial antenna cables from Sennheiser are available as accessories with length of 1m, 5m and 10m (see “Accessories” on page 45). NOP Q RS If y
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Putting the receiver into operation Connecting the receiver to the mains/ disconnecting the receiver from the mains CAUTION! Damage to the device 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 ca
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Putting the receiver into operation Connecting devices with AES3 digital input The digital balanced XLR-3M audio output G outputs the signals of both receivers in AES3 format. Use a special double-shielded 110 Ω AES3 cable to connect the device with AES3 digital input to the digital balanced XLR-3M audio output G. This prevents that the digital data transmission interferes with RF reception. G A ready-made AES3 cable from Sennheiser is available as an accessory with a length of 10 m (see “Acce
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Putting the receiver into operation Connecting the receivers to a PC via Ethernet The receivers can be centrally configured and monitored via a PC and the supplied “Wireless Systems Manager” software. Additionally, you can update the firmware in the receivers. If you want to connect several receivers to the same Ethernet socket of your network, you require a standard 100Base-T Ethernet switch. Connect the supplied RJ 45 Ethernet cable to the RJ 45 socket for LAN connection F and to your switch
