Sennheiser EK3253 manual Safety instructions, Health risks arising from use

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Safety instructions

y Please read these instructions carefully and completely before using the receiver.

yMake these instructions easily accessible to all users at all times. Always include these instructions when passing the receiver on to third parties.

yNever open electronic units! If units are opened by customers in breach of this instruction, the warranty becomes null and void.

yWater entering the housing of the receiver can cause a short- circuit and damage the electronics. Protect the receiver from damp and wet. Only use a slightly damp cloth to clean the receiver.

yFollow the safety instructions on the receiver.

Attention! High volume!

This is a professional transmission system. Commercial use is subject to the safety-at-work regulations. 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). 85 dB(A) is the sound pressure corresponding to the maximum permissible 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 damage. The following are sure signs that you have been subjected to excessive noise for too long a time:

yYou can hear ringing or whistling sounds in your ears.

yYou have the impression (even for a short time only) that you can no longer hear high notes.

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Contents Instructions for use Contents Thank you for choosing Sennheiser Safety instructions Health risks arising from useIntended use of the receiver Delivery includesImproper use Channel bank system EK 3253 bodypack receiverRecommended transmitters Operating controls UP/DOWNIndications and displays Operation and battery status indicationLC display Modulation display of the received transmitter Mute displayPilot display RF signal indicationDisplay backlighting Preparing the receiver for use Inserting and replacing the batteriesInserting and charging the accupack Switching the receiver on/off Using the receiverConnecting the headphones Adjusting the volume Activating/deactivating the lock mode Adjusting the balance/FOCUSAttaching the receiver to clothing Operating menu ButtonsOverview of menus Getting into the operating menu Working with the operating menuSelecting a menu Storing a setting Adjusting a settingExiting the operating menu Operating menu of the receiver ExitChan Adjustment tips for the operating menu Selecting a channel ChanAdjusting the squelch threshold Sqelch Scanning the channel bank for free channelsStarting the scan and storing the scan result Releasing locked channelsImportant note Stereo/FOCUS selection ST-FOC HI-BSTSelecting the standard display Dislpy Entering a name NameActivating/deactivating the lock mode Lock Loading the factory-preset default settingsActivating/deactivating the pilot tone evaluation Pilot Exiting the operating menu Exit If problems occur Error checklistMaintenance and care Recommendations and tipsFor the receiver For optimum receptionAdditional information Pilot tone squelch SquelchField strength-dependent squelch Specifications EK 3253 bodypack receiverConnector assignment AccessoriesWarranty regulations