1. Introduction
The Seiko STX2 Clip-On Chromatic Tuner is designed to provide accurate and convenient tuning for various musical instruments. Its compact design and clear display make it suitable for both practice and performance environments. This manual provides essential information for the proper use and maintenance of your STX2 tuner.
2. Consignes de sécurité
- Do not expose the tuner to extreme temperatures, humidity, or direct sunlight.
- Évitez de faire tomber l'accordeur ou de le soumettre à des chocs violents.
- Gardez les piles hors de portée des enfants. En cas d'ingestion, consulter immédiatement un médecin.
- Jetez les piles usagées conformément aux réglementations locales.
- Do not attempt to disassemble or modify the tuner. This will void the warranty.
3. Contenu du colis
Vérifiez que tous les éléments sont présents dans le colis :
- Seiko STX2 Clip-On Chromatic Tuner
- 1 pile CR2
- Manuel de l'utilisateur (ce document)
4. Produit terminéview
The Seiko STX2 features a robust clip mechanism for secure attachment to your instrument's headstock or soundboard. Its clear, back-lit display ensures visibility in various lighting conditions, showing the note and discrepancy for precise tuning.

An image showing the Seiko STX2 Clip-On Chromatic Tuner. The device is black, with a spring-loaded clip mechanism. The SEIKO logo is visible on the side of the clip. The display unit is integrated into the top part of the clip.
Caractéristiques principales :
- Back-lit Display: Shows note and discrepancy clearly and brightly, even in low-light conditions.
- LED Readout: Displays the detected note in large letters with a graphical representation for quick and accurate tuning.
- Arrêt automatique : Automatically conserves battery life when not in use.
5. Installation
5.1 Installation de la batterie
- Repérez le compartiment à piles à l'arrière du tuner.
- Ouvrez le couvercle du compartiment à piles.
- Insérez une pile CR2 en veillant à respecter la polarité (+/-) indiquée à l'intérieur du compartiment.
- Fermez soigneusement le couvercle du compartiment à piles.
5.2 Fixation de l'accordeur
The STX2 tuner uses a vibration sensor to detect pitch. For optimal performance, attach it directly to your instrument:
- Gently open the clip and attach it firmly to the headstock of a guitar or bass, or to a suitable vibrating part of other instruments.
- Ensure the display is visible and can be adjusted for your viewangle de vue.
6. Mode d'emploi
6.1 Mise sous/hors tension
- To power on, press and hold the power button (usually located on the side or front) for a few seconds until the display illuminates.
- To power off, press and hold the power button again. The tuner will also automatically power off after a period of inactivity to save battery.
6.2 Accorder votre instrument
- Ensure the tuner is securely clipped to your instrument and powered on.
- Pluck a single string or play a note on your instrument.
- The tuner's display will show the detected note (e.g., E, A, D, G, B, e for guitar) and an indicator of whether the note is sharp, flat, or in tune.
- Adjust your instrument's tuning peg until the display indicates the note is in tune. Typically, a central indicator or green light signifies correct pitch.
- Repeat for all strings/notes you wish to tune.
6.3 Interprétation de l'affichage
The STX2 features an LED readout that clearly shows the note name. A graphical meter or series of LEDs will indicate the pitch accuracy:
- If the indicator is to the left of center, the note is plat. Tighten the string.
- If the indicator is to the right of center, the note is pointu. Loosen the string.
- When the indicator is precisely in the center, the note is en harmonie.
7. Entretien
7.1 Nettoyage
Wipe the tuner with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as these can damage the display or casing.
7.2 Remplacement de la batterie
Lorsque l'écran faiblit ou que le tuner ne répond plus, il est temps de remplacer la pile. Suivez les étapes d'installation de la pile décrites dans la section 5.1.
7.3 Stockage
When not in use for extended periods, remove the battery to prevent leakage and store the tuner in a cool, dry place away from direct sunlight.
8. Dépannage
| Problème | Cause possible | Solution |
|---|---|---|
| Le tuner ne s'allume pas. | Batterie déchargée ou mal installée. | Replace the battery or ensure it is installed with correct polarity. |
| Lectures inexactes ou instables. | Tuner not securely attached; excessive ambient noise; instrument vibrations not strong enough. | Re-clip the tuner firmly to the instrument. Move to a quieter environment. Ensure the instrument is played clearly. |
| L'écran est faiblement lumineux ou clignote. | Batterie faible. | Remplacez la batterie. |
9. Spécifications
- Modèle: STX2
- Mode de réglage : Chromatique
- Méthode de détection : Capteur de vibrations
- Afficher: Back-lit LED
- Pouvoir: 1 pile CR2 (incluse)
- Poids de l'article : 5.4 onces (environ 153 grammes)
- Dimensions du produit : 1 x 3 x 1 pouces (environ 2.54 x 7.62 x 2.54 cm)
- Première date disponible : 8 juin 2005
10. Informations sur la garantie
For detailed warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official SEIKO webConsultez le site. Conservez votre preuve d'achat pour toute réclamation au titre de la garantie.
11. Assistance
If you require technical assistance, have questions about your Seiko STX2 tuner, or need to report an issue, please contact SEIKO customer support through their official website ou les coordonnées fournies dans l'emballage de votre produit.