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Turning the transmitter on and off (Fig. 5)

Turn on the sound source. This automatically activates the transmitter and the green LED “ON/OFF” lights up. If the sound source is turned off, the transmitter is automatically deactivated after approx. 3 minutes (the LED “ON/OFF” goes off).

Note: The automatic level control only functions if the volume of the sound source is sufficient.

Turning the headphones on and off (ON/OFF, Fig. 5)

Move the “ON/OFF” switch on the headphones to the position “ON”. The headphones then start the transmitter search-tuning.

Adjusting the volume (VOLUME, Fig. 6)

Use the “VOLUME” control to adjust the volume on the headphones.

Adjusting the balance (BALANCE, Fig. 6)

Use the “BALANCE” control to adjust the volume of the right and left channels. There is a click-stop in the center position.

Auto-tuning – automatic transmitter search-tuning with memory function (TUNE, Abb. 7)

Note: The transmitter must be activated (green LED “ON/OFF” lit) and the headphones must be turned on.

By pressing the TUNE button or after turn-on, the headphones start scanning the whole frequency range for a transmitter signal. If a transmitter signal is found, the transmitter search-tuning stops and the audio transmission starts.

If, for some reason, the signal found is not the correct one (e.g. from another nearby system), press the TUNE button again and the transmitter search-tuning is continued. When turning on the head- phones, they automatically start the transmitter search-tuning on the last selected channel.

If no transmitter signal is received for an extended period of time (e.g. the range is exceeded or the transmitter is deactivated), six short beeps are produced. After approx. 10 minutes, the

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Sennheiser 140 manual Turning the transmitter on and off Fig, Turning the headphones on and off ON/OFF, Fig
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140 specifications

The Sennheiser HD 140 is a captivating entry in the world of audio equipment, tailored for both casual listeners and audio professionals who seek clarity and comfort in their listening experiences. Renowned for their quality, Sennheiser continues to push boundaries with the HD 140, equipping it with a host of features and technologies that make it stand out.

One of the main features of the HD 140 is its ergonomic design, aimed at providing maximum comfort during extended use. The headphones are lightweight, and the padded ear cups, coupled with an adjustable headband, ensure a snug yet gentle fit. This comfort is essential for audiophiles who spend hours enjoying their favorite music, podcasts, or films without experiencing discomfort.

The sound quality of the Sennheiser HD 140 is exceptional, offering a wide frequency response that captures both the highs and lows with remarkable clarity. Thanks to Sennheiser’s proprietary transducer technology, users can expect an expansive soundstage that delivers rich bass, detailed mids, and crisp highs. This makes the HD 140 suitable for various genres of music, from classical to electronic, making it a versatile choice for all listeners.

Another noteworthy characteristic of the HD 140 is its passive noise isolation. Engineered to block outside noise effectively, these headphones allow users to immerse themselves in their audio without disruptions. This is particularly beneficial in noisy environments such as public transport or busy offices, where focus can be easily lost.

In terms of technology, the HD 140 features a robust build quality that ensures durability while maintaining a lightweight profile. The use of high-quality materials not only enhances longevity but also contributes to a refined aesthetic. Furthermore, Sennheiser has implemented a detachable cable that allows for easy replacement or upgrading, a thoughtful addition for those who prioritize versatility in their audio gear.

Ultimately, the Sennheiser HD 140 embodies a combination of comfort, outstanding sound quality, and thoughtful engineering. Suitable for music enthusiasts and professionals alike, its blend of features caters to a variety of listening preferences. Whether at home or on the go, the HD 140 promises to deliver an exceptional auditory experience, making it a valuable addition to any audio setup.
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