Manuale d’uso / di manutenzione del prodotto SR 3256 del fabbricante Sennheiser
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4 Instructions for use SR 3254 SR 3256 SR 3254 SR 3256.
1 Contents Safety instructions ............ .............. ............... .............. .............. ....... 2 SR 3254/SR 3256 transmitters ........................ .............. ............... . 6 Delivery includes ............. ...............
2 Safety instructions These instruct ions for use cont ain important safety information. Read these instructions. Keep these instructions in a sa fe place. Always include these instructions when passing the device on t o third parties. Heed all warnings.
3 that matches the power outp ut sockets in your country, or to replace the obsolete socket with one to current standards. T h i s d e v i c e s h o u l d b e o p e r a t e d o n l y f r o m t h e t y p e o f p o w e r source indicated on the marking la bel.
4 Symbols on adhesive labels attached to the device The adjoining adhesive label is attached to the devices back . The symbols on this label have the following meaning: This symbol is intended t o ale.
5 Intended use of the transmitter Intended use includes y having read these instru ctions especially the chapter “Safety instructions”. y using the transmitter within the operating conditi- ons as descr ibed in thes e instructions.
6 SR 3254/SR 3256 transmitters With the wireless in-ear monitori ng system, consisting of the SR 3254 or SR 3256 stereo tran smitter and the EK 3253 bodypack receiver, musi cians, video and sound amateur s, reporters/broadcasters, etc. can directl y monitor the received sound signals without troublesom e cables or monitor speakers being required.
7 The channel bank system The SR 3254/SR 3256 transmitter is available in five UHF frequency ranges: Range A: 518 to 554 MHz Range B: 626 to 662 MHz Range C: 740 to 776 MHz Range D: 786 to 822 MHz Range E: 830 to 866 MHz The transmitter has two channel banks with up to 16 switchable channels each.
8 Overview of operating controls Note: Connections and operating cont rols marked with a star ( ) in the above ill ustration are those for the second transmitter of th e SR 3256 twin transmitter.
9 Indications and displays Alphanumeric display “ FREQUENCY MHZ ” display “ CHANNEL ” display LC dot CHANNEL LC dot TUNE LC dot MONO/STEREO LC dot STEREO (transmitt.
10 Preparing the transmitter for use Using the transmitter as a stand-alone unit Mounting the transmitter feet T o ensure that the transmitter cannot slip on the surface on which it is placed, four self-a dhesive soft rubber feet are supplied.
11 Rack-mounting several transmitters You can use the supplied rack mount “ears” to mount the transmitter into a 19" rack (1 U). If you wish t o mount the antennas to the front of the rack, use the GA 3030- AM antenna mount (see “Accessories” on page 29).
12 Setting up the transmitters The SR 3254 and SR 3256 transmitters heat up during operation. y V entilation in fixed installatio ns Ensure sufficient ventilation, espe cially when the tr ansmitters are mounted into a desk or chassis. Prov ide fo r a duct of sufficient size to ensure a fr ee air flow between the trans- mitters.
13 Rack-mounting the transmitter and mounting the antennas to the front of t he rack 왘 Mount the antenna holders to the handles of the transmitter as shown in the diagram on the left. 왘 Hook the two rack mo unt “ears” " to the rear of the transmitter.
14 Connecting the transm itter to the mains The transmitte r can be connected to 230 V or 115 V AC. Before you plug the mains connector into the wall socket, please first check that the t ransmitter is set to the correct mains volt age! The set voltage is shown at the top of the fuse holder .
15 Connecting the mains cable 왘 Insert the supplied mains ca ble into the socket on t he transmitter and pass the cable through the cable grip. Note A cable grip is particularly important when the transmitter is permanently rack-mount ed.
16 Mounting and connect ing remote antennas Use a remote antenna when the transmitte r position is not the best antenna position for op timum transmission.
17 Using the transmitter Switching the transmitter on/off 왘 Press the POWER button to switch the transmitter on or off. Af ter switch-on, the LC display is backlit and the last transmission frequenc y set is displayed. Until the PLL has l ocked on the desired transmission frequency, the transmitter is muted.
18 Connecting the h eadphones/monitoring the audio signal Attention! High volume! Even short exposur e to high volume levels can damage your hearing! Set the volume for th e connected headphones to the minimum before putting the headphones on. Do no t listen at higher volume levels than wi th loudspeakers.
19 The operating menu of the transmitter Via the operating menu, yo u can quickly an d easily change the following settings: The buttons In the operating menu, all settings can be ma de using the 왖 .
20 Overview of the operating menu Display mode Setting mode Press SET for 1 sec. SET SET SET Current channel : U 1... U 16, F 1... F16 SET : Selects the channel : T ransmission frequency in steps of 5 kHz Current frequency SET Changing the channel Current channel or current frequency : U 1.
21 TUNE Selecting the frequencies to be stored in the channel bank “U” Via the “ TUNE ” menu, you can freely select the frequencies to be stored in the channel bank “U” (user bank). 왘 Press the 왖 / 왔 buttons to select the “ TUNE ” menu.
22 CHANNEL Selecting a channel from the channel bank “U” or “F” 왘 Press the 왖 / 왔 buttons to select the “ C HANNEL ” menu. The LC dot “ CHANNEL ” and the “ CHANNEL ” display light up. 왘 Press the SET button to get into the setti ng mode.
23 Care and maintenance Cleaning the transmitter 왘 Before cleaning, disconnect th e transmitter from t he mains. 왘 If necessary, you can clean the transm itter with a slightly damp cloth.
24 If the replacement fuse also bl ows, please cont act your local Sennheiser agent or send the transmitter, with a precise description of the trouble, to a Sennheiser se rvice partne r in your area. Y ou can find the ad dress of your nearest service partner in the enclosed servic e card or on the Internet at “http://www.
25 If problems occur ... Error checklist I f p r o b l e m s o c c u r t h a t a r e n ot li s t e d i n t h e above table or if the problems cannot be solved with the proposed solu tion s, please con tact your local Sennheiser agent for assistance.
26 Additional information HDX noise reducti on Progress you can hea r: The product fami ly is equipped with HDX , the Sennheiser noise reduction system that reduces RF interference. It increases the signal-to-noise ratio in wireless audio transmission to more than 90 dB.
27 Specifications Note: The above data also apply to the second transmitter in the SR 3256. RF characteristics Frequency ranges 518–554, 626–662, 7 40–776, 786–822, 830–866 MHz Transmission .
28 Connector assignment Overall unit Power suppl y 115/230 V AC +10 % / –15 % Power consumption SR 3254 max. 13 W Power consumption SR 3256 max. 23 W Dimensions (without rack moun t “ears”) 436 x 228 x 43 mm (19", 1 U) W eight SR 3254 approx.
29 Accessories AC 3000-EU Active Antenna combin er Cat. no. 009424 AC 3000-UK Active Antenna combin er Cat. no. 009410 AC 3000-US Active Antenna combiner C at. no. 094409 A 1031-U Passive omni -directional antenna Cat. no. 004645 GA 3030-AM Antenna mount Cat.
30 Manufacturer declarations W arranty regulations The guarantee period for this Sennheiser product is 24 m o n t h s f r o m t h e d a t e o f p u r c h a s e .
Sennheiser electronic GmbH & Co. KG 30900 Wedemark, Germany Phone +49 (5130) 600 0 Fax +49 (5130) 600 300 www.sennheiser.com P r i n t e d i n G e r m a n y Pu b l .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Sennheiser SR 3256 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Sennheiser SR 3256 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Sennheiser SR 3256 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Sennheiser SR 3256 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Sennheiser SR 3256, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Sennheiser SR 3256.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Sennheiser SR 3256. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Sennheiser SR 3256 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
