User manual SENNHEISER HME 26

[. . . ] HME 26 Instruction manual Safety instructions Please read these instructions carefully completely before using the headset. and Make these instructions easily accessible to all users at all times. [. . . ] The noise-compensating condenser microphone ensures excellent speech transmission even in noisy environments. Designed for use in aircraft cockpits. Features Lightweight Extremely comfortable to wear due to the patented two-piece automatic headband and soft ear pads Peak level protection (switchable) safeguards you from volume peaks above 110 dB "Flip-away" headphone allows single-sided listening Flexible microphone boom, can be worn on either left or right-hand side Noise-compensating condenser microphone ensures excellent speech transmission Single-sided cable, easy to exchange Volume control integrated in the cable (HME 26-V-K only) ETSO approval C57a/C58a 3 Delivery includes 1 HME 26 headset 1 cable clip 1 wind and pop screen 1 instruction manual 1 carry bag 1 EASA Form 1 Operation Turning the microphone boom The microphone boom can be rotated. This allows the headset to be worn with the microphone boom positioned on either the left or right-hand side of the head. 4 Putting on the headset When putting on the headset, the patented two-piece headband adjusts automatically. Positioning the microphone Bend the flexible microphone boom so that the microphone is placed at the corner of the mouth. Always use the supplied wind and pop screen. 5 Flipping away one earcup The headset features a "flip-away" earcup for singlesided listening. Adjusting the volume directly on the audio system Connect the headset to the corresponding sockets of your audio system. Make sure that you can hear critical sounds such as warning alarms. 6 Adjusting the volume via the slide volume controls (HME 26-V-K only) The two slide volume controls and allow you to adjust the volume for the left and right channel separately. Changing the left and right audio channel (HME 26-V-K only) The position "R" or "L" of the BOOM switch » corresponds to the position of the microphone on the left or right side of the mouth. When the microphone boom is rotated to permit left or right side microphone orientation, the BOOM switch allows you to correctly assign the audio channels (L/R) to the appropriate headphone sides. This enables the correct orientation of the volume controls and any audio signals. To move the BOOM switch, use a pointed tool. 7 Adjusting the microphone sensitivity The microphone sensitivity has been factory pre-set to 80 mV/Pa as per RTCA DO-214. You can change the microphone sensitivity by turning a small screwdriver in the direction of the arrow. + ­ Switching the peak level protection on and off The peak level protection safeguards your ears from volume peaks above 110 dB, which can be transmitted via the audio system or radio equipment. You can switch the peak level protection off by gently sliding the switch to the upper position using a pointed tool. 8 Care and maintenance Cleaning the headset Use a soft, slightly damp cloth to clean the headset from time to time. If the headset is very dirty, use a cloth dampened with mild, soapy water. Water entering the housing of the headset can cause a short-circuit and damage the electronics. Replacing the earpads For reasons of hygiene, the black earpads should be replaced from time to time. Attach the new earpad to the earcup by pressing firmly around the earpad until you hear the 12 latches lock into place. [. . . ] For the current warranty conditions, please visit our web site at www. sennheiser. com or contact your Sennheiser partner. CE Declaration of Conformity This equipment is in compliance with the essential requirements and other relevant provisions of Directive 89/336/EU. Before putting the device into operation, please observe the respective country-specific regulations! 16 [. . . ]