1. Johdanto
Thank you for choosing the HTC USB Type-C Hi-Res Earphones, Model 99H20317-00. These earphones are designed to provide a high-quality audio experience with their advanced features and ergonomic design. This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your new earphones.
Keskeisiä ominaisuuksia ovat:
- Concert hall design for unparalleled sound.
- Larger 13mm speakers for a fuller sound profile.
- Enhanced port optimization for improved bass reproduction.
- Lighter and thinner aerospace polymer diaphragm to increase sound frequency response.
- Ergonomic design for maximum comfort during extended use.
2. Turvallisuustiedot
Please read and follow these safety guidelines to ensure safe and optimal use of your earphones:
- Kuulosuojaimet: Vältä kuuntelemista pitkään suurella äänenvoimakkuudella kuulovaurioiden välttämiseksi.
- Ympäristötietoisuus: Do not use earphones in situations where the inability to hear ambient sounds could be dangerous, such as while driving, cycling, or walking in traffic.
- Puhdistus: Clean the earphones regularly with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Veden altistuminen: These earphones are not waterproof. Avoid exposure to water or excessive moisture.
- Lapset: Pidä poissa pienten lasten ulottuvilta pienten osien vuoksi, jotka voivat aiheuttaa tukehtumisvaaran.
3. Pakkauksen sisältö
Varmista, että pakkauksessasi on kaikki tarvittavat osat:
- HTC USB Type-C Hi-Res Earphones (Model: 99H20317-00)
- Additional ear tips (if included)
- Käyttöopas (tämä asiakirja)
4. Asennus
These earphones are designed for simple plug-and-play operation.
- Yhdistä: Insert the USB Type-C connector of the earphones into the USB Type-C port of your compatible device (Smartphone, Laptop, Tablet).
- Laitteen tunnistus: Your device should automatically recognize the earphones. If prompted, select the earphones as the audio output device.
- Säädä äänenvoimakkuutta: Begin playback at a low volume and gradually increase to a comfortable listening level.

Figure 1: HTC USB Type-C Hi-Res Earphones connected to a device.
5. Käyttöohjeet
Once connected, your earphones are ready for use.
- Äänen toisto: Play audio from your connected device. The sound will be routed through the earphones.
- Puhelunhallinta: For devices supporting call functions, you can typically answer/end calls using the device's interface.
- Sovelluksen hallinta: This model supports control via an application. Refer to your device's app store for any official HTC audio control applications that may offer additional features or sound customization.
6. Huolto ja hoito
Proper care extends the lifespan of your earphones:
- Korvatyynyjen puhdistus: Gently remove ear tips and clean them with a mild soap solution and water. Ensure they are completely dry before reattaching.
- Kuulokkeiden rungon puhdistus: Wipe the earphone body and cable with a soft, dry, lint-free cloth. Do not use abrasive materials or harsh chemicals.
- Varastointi: When not in use, store the earphones in a clean, dry place, preferably in a protective pouch to prevent tangling and damage.
- Kaapelin hallinta: Avoid tightly winding the cable or subjecting it to sharp bends, which can damage internal wires.

Kuva 2: Räjähtänyt view of earphone components, highlighting the 13mm speaker and aerospace polymer diaphragm.
7. Vianmääritys
Jos kohtaat ongelmia, tutustu seuraaviin yleisiin ongelmiin ja ratkaisuihin:
| Ongelma | Mahdollinen syy | Ratkaisu |
|---|---|---|
| Ei ääntä | Earphones not properly connected; device volume too low; incorrect audio output selected on device. | Ensure the USB Type-C connector is fully inserted. Increase device volume. Check device audio settings to confirm earphones are selected as output. |
| Huono äänenlaatu | Dirty ear tips; damaged cable; low-quality audio source. | Clean ear tips. Inspect the cable for visible damage. Try a different audio source or file. |
| Earphones uncomfortable or fall out | Väärä korvatyynyn koko. | Try different sized ear tips (if provided) to find the best fit for your ears. |
8. Tekniset tiedot
| Ominaisuus | Yksityiskohta |
|---|---|
| Merkki | HTC |
| Mallinumero | 99H20317-00 |
| Yhteystekniikka | Langallinen (USB Type-C) |
| Kaiuttimen koko | 13 mm |
| Materiaali | Synthetic leather (ear tips/housing accents) |
| Paino | 50 grammaa |
| Tuotteen mitat | 0.1 x 0.1 x 0.1 cm (packaging/shipping dimensions, actual earphone size is compact) |
| Valvontamenetelmä | Sovellus |
| Bluetooth-tuki | Ei |
| Paristot vaaditaan | Ei |
| Yhteensopivat laitteet | Smartphone, Laptop, Tablet with USB Type-C audio output |
| Väri | Tumman harmaa |
| Korvien sijoitus | Korvassa |
9. Takuu ja tuki
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official HTC support websivusto. Säilytä ostokuitti takuuvaatimuksia varten.





