1. Introduction
This manual provides essential instructions for the safe and effective use of your Sony Alpha a6400 mirrorless interchangeable-lens camera. Please read this manual thoroughly before operating the camera and retain it for future reference. The Sony Alpha a6400 features a 24.2MP APS-C Exmor CMOS sensor, 4K UHD video recording, and 11 frames per second continuous shooting, paired with the versatile E 18-135mm F/3.5-5.6 OSS lens.

Figure 1: Sony Alpha a6400 Mirrorless Camera with E 18-135mm F/3.5-5.6 OSS Lens.
2. Contenu de la boîte
Verify that all the following items are included in your camera kit:
- Sony Alpha a6400 Camera Body
- E 18-135mm F/3.5-5.6 OSS Lens
- Batterie rechargeable (NP-FW50)
- Adaptateur secteur (AC-UUD12)
- Bandoulière
- Bouchon de corps
- Accessoire pour chaussure
- œilleton
- Câble micro USB
3. Caméra terminéeview
3.1 avant View

Figure 2 : Face avant view of the camera, showing the lens mount, grip, and front dial.
3.2 Haut View

Figure 3 : Haut view of the camera, highlighting the mode dial, hot shoe, and power switch.
3.3 Arrière View and Tilting LCD Screen

Figure 4 : Arrière view of the camera, showing the LCD screen in a tilted position, ideal for various shooting angles.
4. Installation
4.1 Fixation de l'objectif
- Retirez le bouchon du boîtier de l'appareil photo et le bouchon arrière de l'objectif.
- Alignez le repère blanc de l'objectif avec le repère blanc du boîtier de l'appareil photo.
- Montez l'objectif en le tournant dans le sens des aiguilles d'une montre jusqu'à ce qu'il s'enclenche.
4.2 Inserting the Battery and Charging
- Open the battery cover on the bottom of the camera.
- Insert the NP-FW50 battery with the correct orientation until it locks.
- Fermez le couvercle de la batterie.
- Connect the camera to the AC adaptor using the micro USB cable to charge the battery. The charging lamp s'illuminera.
4.3 Insertion d'une carte mémoire
- Open the memory card cover.
- Insert a compatible SD/SDHC/SDXC or Memory Stick Duo card into the slot with the contacts facing the correct direction until it clicks.
- Fermez le couvercle de la carte mémoire.
4.4 Paramètres initiaux
Upon first power-on, follow the on-screen prompts to set the language, date, time, and region.
5. Fonctionnement de base
5.1 Mise sous/hors tension
Faites glisser l'interrupteur MARCHE/ARRÊT situé autour du déclencheur pour allumer ou éteindre l'appareil photo.
5.2 Shooting Still Images
The camera offers various shooting modes, including Program Auto, Aperture Priority, Shutter Priority, and Manual. Use the mode dial on top of the camera to select your desired mode.
- Autofocus: The camera features a fast 0.02-second autofocus system with 425 phase-detection and 425 contrast-detection points covering 84% of the sensor area.
- Prise de vue en continu: Capture fast-moving subjects with up to 11 frames per second (fps) continuous shooting.

Figure 5: The camera's capability for 11 frames per second continuous shooting.
5.3 Recording Movies
The Sony Alpha a6400 supports 4K UHD (2160p) video recording. Press the MOVIE button to start and stop recording.
- Special Movie Functions: Create time-lapse movies or slow/quick motion videos directly in-camera without requiring post-processing.

Figure 6: The camera's ability to record high-quality 4K video.
5.4 Utilisation de l'écran LCD
The 3-inch LCD screen is tiltable up to 180 degrees, making it suitable for various shooting angles, including vlogging and low-angle shots. It also features touch screen functionality for intuitive control.

Figure 7: The LCD screen tilted 180 degrees for flexible viewing.
6. Fonctionnalités avancées
6.1 Real-Time Eye AF and Tracking
The camera incorporates advanced Real-Time Eye AF and Real-Time Tracking technologies for precise and reliable subject focus, even with fast-moving subjects.

Figure 8: Demonstration of the Real-Time Eye AF feature, ensuring sharp focus on the subject's eyes.
6.2 Connectivité
The camera supports Wi-Fi and Bluetooth connectivity for seamless transfer of images and remote control via a smartphone or tablet.
7. Maintenance et entretien
7.1 Nettoyage de l'appareil photo et de l'objectif
- Utilisez un chiffon doux et sec pour nettoyer le boîtier de l'appareil photo.
- For the lens, use a lens brush to remove dust, then gently wipe with a lens cleaning cloth and solution if necessary. Avoid touching the lens surface directly.
- N’utilisez pas de solvants organiques tels que l’alcool ou le diluant pour nettoyer l’appareil photo.
7.2 Entretien de la batterie
- Chargez complètement la batterie avant utilisation.
- Rangez la batterie dans un endroit frais et sec lorsqu'elle n'est pas utilisée.
- Évitez d'exposer la batterie à des températures extrêmes.
8. Dépannage
| Problème | Cause/solution possible |
|---|---|
| La caméra ne s'allume pas. | Assurez-vous que la batterie est correctement insérée et complètement chargée. |
| La batterie se décharge rapidement. | Frequent use of Wi-Fi, continuous shooting, or video recording can consume battery faster. Consider carrying spare batteries. |
| Camera becomes warm during use. | It is normal for the camera to become warm during extended video recording or continuous shooting. If it overheats, it may shut down automatically to protect internal components. Allow it to cool down. |
| Les images sont floues. | Check focus settings. Ensure the lens is clean. Use a higher shutter speed or image stabilization (if available on lens) in low light. |
| Impossible de se connecter au Wi-Fi/Bluetooth. | Ensure Wi-Fi/Bluetooth is enabled on both the camera and the connecting device. Refer to the camera's network settings. |
9. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Nom du modèle | ILCE6400M/B |
| Type de capteur | APS-C type (23.5 x 15.6 mm), Exmor CMOS sensor |
| Résolution fixe efficace | 24.2 MP |
| Résolution vidéo | 2160p (4K UHD) |
| Prise de vue en continu | 11 FPS |
| Points de mise au point automatique | 850 (425 Phase Detection, 425 Contrast Detection) |
| Type de lentille | E 18-135mm F/3.5-5.6 OSS Zoom Lens |
| Taille de l'écran | 3 pouces |
| Type d'affichage | Écran LCD inclinable et tactile |
| Connectivité | Wi-Fi, Bluetooth |
| Type de batterie | NP-FW50 Rechargeable Battery |
| Supports de stockage | Emplacement unique : SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I) |
| Poids de l'article | 1.61 Pounds (body with lens) |
10. Garantie et assistance
10.1 Garantie du fabricant
This Sony Alpha a6400 camera is covered by a Garantie constructeur d'un anVeuillez conserver votre preuve d'achat pour toute réclamation au titre de la garantie. La garantie couvre les défauts de matériaux et de fabrication dans des conditions normales d'utilisation.
10.2 Assistance clientèle
For further assistance, technical support, or detailed information not covered in this manual, please visit the official Sony support webconsultez le site ou contactez le service client de Sony.
You can also refer to the official User Guide (PDF) available for download from the Sony support page for comprehensive details.