Johdanto
Kiitos ostoksestasiasing the JVC HA-XC72T Wireless Headphones. This manual provides essential information for the safe and effective use of your device. Please read it thoroughly before use and keep it for future reference.
Turvallisuustiedot
- Älä pura, korjaa tai muokkaa yksikköä.
- Vältä laitteen altistamista äärimmäisille lämpötiloille, suoralle auringonvalolle tai korkealle kosteudelle.
- Keep the unit away from water and other liquids, except for its specified water resistance.
- Do not use the unit at excessively high volumes for extended periods to prevent hearing damage.
- Säilytä lasten ulottumattomissa. Pienet osat voivat aiheuttaa tukehtumisvaaran.
Pakkauksen sisältö
Varmista, että pakkauksessa on kaikki tarvittavat osat:
- JVC HA-XC72T Wireless Headphones (Left and Right earbuds)
- Latauskotelo
- USB-latauskaapeli
- Earpieces (S/M/L sizes)
- "XX" Logo Sticker
Asennus
1. Kuulokkeiden ja kotelon lataaminen
Lataa kuulokkeet ja latauskotelo täyteen ennen ensimmäistä käyttökertaa.
- Place both left and right earphones into the charging case.
- Connect the USB charging cable to the charging case and a USB power adapter (not included).
- Latauksen merkkivalo lamps on the case will show the charging status. Once fully charged, the lamps will change or turn off.

The JVC HA-XC72T charging case with earbuds, held in a hand, highlighting the long battery life of up to 21 hours (9 hours from earbuds + 12 hours from case). Actual playback time may vary.
2. Bluetooth-pariliitos
Kuulokkeiden yhdistäminen laitteeseen:
- Take both earphones out of the charging case. They will automatically enter pairing mode. The indicator lamp on one earbud will flash rapidly.
- Ota Bluetooth käyttöön laitteellasi (älypuhelin, tabletti jne.) ja hae käytettävissä olevia laitteita.
- Select "HA-XC72T" from the list of found devices.
- Once connected, the indicator lamp lakkaa vilkkumasta.
Käyttöohjeet
Virta päälle/pois
- Virta päälle: Take the earphones out of the charging case. They will power on automatically.
- Virta pois: Place the earphones back into the charging case. They will power off automatically and begin charging.
Music Playback and Volume Control
The HA-XC72T features touch controls on each earbud.
- Toista/tauko: Napauta kummankin nappikuulokkeen kosketusanturia kerran.
- Seuraava kappale: Tap the touch sensor on the right earbud twice.
- Edellinen kappale: Tap the touch sensor on the left earbud twice.
- Ääni kovemmalle: Tap the touch sensor on the right earbud three times.
- Äänenvoimakkuutta pienemmälle: Tap the touch sensor on the left earbud three times.
Melunvaimennus / Ympäristön äänitila
The headphones offer Active Noise Cancellation and a Quick Ambient Sound function.

A person wearing the JVC HA-XC72T earbud, with visual representation of noise cancellation waves, emphasizing the ability to enjoy sound in quiet environments.
- Vaihda tilat: Press and hold the touch sensor on the left earbud for approximately 2 seconds to cycle through Noise Cancelling ON, Ambient Sound ON, and Noise Cancelling OFF.
- Quick Ambient Sound: This function allows you to hear your surroundings without removing the earphones, useful for conversations.
Pienen latenssin tila
This mode reduces audio delay, enhancing the experience for gaming and video playback.

A person enjoying video content on a smartphone while wearing the JVC HA-XC72T earbuds, illustrating the low latency mode for synchronized audio and video.
- Aktivoi/deaktivoi: Press and hold the touch sensor on the right earbud for approximately 2 seconds to toggle Low Latency Mode ON/OFF.
Handsfree-puhelut
- Puhelun vastaaminen/lopetus: Napauta kummankin nappikuulokkeen kosketusanturia kerran.
- Hylkää puhelu: Press and hold the touch sensor on either earbud for approximately 2 seconds.
Yhden kuulokkeen käyttö
Either the left or right earbud can be used independently for music playback or calls.
Huolto
To ensure the longevity and performance of your headphones:
- Puhdista kuulokkeet ja latauskotelo säännöllisesti pehmeällä, kuivalla liinalla.
- Älä käytä hankaavia puhdistusaineita tai liuottimia.
- Ensure the earphones are dry before placing them back into the charging case.
- Säilytä kuulokkeita latauskotelossa, kun niitä ei käytetä, suojataksesi niitä pölyltä ja vaurioilta.

The JVC HA-XC72T earbuds on a wet surface, demonstrating their IP55 water and dust resistance, suitable for outdoor use. Note: IP55 rating applies to the earbud body only.
Vianetsintä
If you encounter issues with your HA-XC72T headphones, refer to the following common solutions:
No Sound from One Earbud (or other pairing issues)
If only one earbud is producing sound, or if you experience other pairing difficulties, try the following steps:
- Place both left and right earphones back into the charging case.
- Take both left and right earphones out of the case simultaneously. Check if the issue is resolved.
- If the issue persists, delete the "HA-XC72T" Bluetooth registration from your device's Bluetooth settings and attempt to re-pair.
- If the above steps do not resolve the issue, perform a factory reset (initialization) as follows:
Factory Reset (Initialization) Steps:
- Place both left and right earphones into the charging case. Ensure the charging lamps are lit, indicating they are charging.
- While the earphones are in the case, press and hold the touch sensors on both the left and right earphones for approximately 15 seconds. The lamp will blink or its reaction will change, indicating initialization is in progress. Perform this for both earbuds.
- Release your fingers from the touch sensors and close the charging case lid.
- Odota noin 10–20 sekuntia.
- Take both left and right earphones out of the case simultaneously. The earphones will begin synchronizing with each other again.
- On your smartphone or device, open the Bluetooth settings. If "HA-XC72T" is still listed, select "Forget Device" or "Delete Device".
- Perform the Bluetooth pairing process again from step 1 of the "Bluetooth Pairing" section.
Ei Virtaa
- Ensure the charging case and earphones are fully charged.
- Tarkista, onko latauskaapeli kytketty kunnolla.
Huono äänenlaatu
- Ensure the earphones are properly seated in your ears. Try different earpiece sizes for a better seal.
- Siirry lähemmäs yhdistettyä laitetta häiriöiden vähentämiseksi.
- Clean any debris from the earphone nozzles.
Tekniset tiedot
| Merkki | JVC |
| Mallin nimi | HA-XC72T |
| Kuuloketyyppi | Korvassa |
| Väri | Musta |
| Langaton tyyppi | Bluetooth (Ver. 5.2, Power Class 1) |
| Melunhallinta | Aktiivinen melunvaimennus |
| Valvontamenetelmä | Kosketa |
| Vesitiivis luokitus | IP55 (Earphone body only) |
| Pölytiivis luokitus | IP55 (Earphone body only) |
| Tuotteen paino | Approx. 4.6 grams (each earbud) |
| Latauskotelon paino | Noin 34 grammaa |
| Akunkesto (nappikuulokkeet) | Up to 7.5 hours (with Noise Cancelling ON) |
| Akun kokonaiskesto (kotelon kanssa) | Jopa 21 tuntia (9 tuntia nappikuulokkeista + 12 tuntia kotelosta) |
| Lisäominaisuudet | Deep Bass Sound, Low Latency Mode, Ambient Sound Mode, Hands-free Calling, Single Earbud Use |
Takuu
This product comes with a 1-year manufacturer's warranty from the date of purchase. Please retain your proof of purchase for warranty claims. The warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
Tukea
For further assistance, technical support, or warranty inquiries, please contact JVC customer service through their official websivustolla tai tuotepakkauksen mukana toimitetuissa yhteystiedoissa.