1. Introducció
This manual provides essential instructions for the safe and effective use of your Osaki 4D Manhattan Duo Mech Massage Chair. Please read this manual thoroughly before operating the chair and retain it for future reference. Proper understanding of these instructions will ensure optimal performance and longevity of your massage chair.

Image 1.1: The Osaki 4D Manhattan Duo Mech Massage Chair in Brown, showcasing el seu disseny i les seves característiques.
2. Informació de seguretat
To reduce the risk of electric shock, burns, fire, or injury, always follow these basic precautions:
- Desendolleu sempre la cadira de la presa de corrent immediatament després d'usar-la i abans de netejar-la.
- No l'utilitzeu durant el bany o la dutxa.
- No col·loqueu ni guardeu la cadira on pugui caure o ser arrossegada a la banyera o a la pica.
- Do not reach for a chair that has fallen into water. Unplug immediately.
- Never operate the chair if it has a damaged cord or plug, if it is not working properly, if it has been dropped or damaged, or dropped into water.
- Mantingueu el cable allunyat de superfícies escalfades.
- No deixeu caure ni introduïu cap objecte a cap obertura.
- No utilitzar a l'aire lliure.
- No opereu on s'utilitzen productes en aerosol (esprai) o on s'administra oxigen.
- Per desconnectar, gireu tots els controls a la posició OFF i, a continuació, traieu l'endoll de la presa de corrent.
- Aquest aparell no està pensat per a persones amb capacitats físiques, sensorials o mentals reduïdes, o amb manca d'experiència i coneixements, llevat que hagin rebut supervisió o instruccions sobre l'ús de l'aparell per part d'una persona responsable de la seva seguretat.
- Els nens han de ser supervisats per assegurar-se que no juguin amb l'aparell.
3. Configuració i instal·lació
3.1 Desembalatge
Carefully remove the massage chair from its packaging. Inspect all components for any signs of damage. Retain packaging materials for potential future transport or service.
3.2 Consideracions de col·locació
Ensure the chair is placed on a flat, stable surface. Due to its space-saving technology, the chair requires minimal clearance from a wall when reclining. Refer to the dimensions below for proper placement.

Image 3.1: Guide for measuring minimum doorway width to ensure the chair can be moved into its desired location.

Image 3.2: Detailed dimensions of the Osaki 4D Manhattan Duo Mech Massage Chair in both upright and reclined positions.
3.3 Connexió d'alimentació
Connect the power cord to a grounded electrical outlet. Ensure the power switch on the chair is in the OFF position before plugging it in.
4. Instruccions de funcionament
4.1 Engegada/apagada
Locate the main power switch, usually at the back or side of the chair. Flip the switch to the 'ON' position. Use the remote control or integrated side panel controls to turn the massage functions on or off.

Image 4.1: Integrated control panel on the side of the massage chair for easy access to functions.
4.2 Smart Body Scan System
Upon starting a massage program, the chair will automatically perform a body scan to detect your shoulder height and body shape. This ensures the massage rollers target the correct areas for a personalized experience.

Image 4.2: Visual representation of the chair's smart body scan technology adapting to the user's physique.
4.3 4D + 3D Dual Mechanism Technology
The Osaki 4D Manhattan features both 4D and 3D massage mechanisms. This allows for a deeper, more customizable massage experience, with rollers moving not only up/down and left/right, but also in/out (3D) and varying speed/rhythm (4D).
4.4 Auto & Manual Massage Programs
La cadira ofereix 16 pre-programmed automatic massages designed for various needs, such as relaxation, recovery, or specific body area focus. Additionally, 7 manual massage options allow you to customize the massage type, intensity, speed, and area.

Imatge 4.3: acabatview of the available automatic and manual massage programs.
4.5 Zero Gravity Reclining & SL-Track System
Activate the Zero Gravity recline function for a weightless sensation that elevates your legs above your heart, promoting circulation and reducing spinal pressure. The SL-Track system guides the massage rollers from your neck down to your glutes, following the natural curve of your spine.

Image 4.4: Diagram showing the Zero Gravity recline position, designed to optimize comfort and massage effectiveness.

Image 4.5: Illustration of the SL-Track, demonstrating its extended coverage along the spine.
4.6 Auto Extension Footrest with Foot Rollers & Kneading
The footrest automatically extends to accommodate users of different heights. It includes foot rollers for sole massage and calf kneading for comprehensive leg relief.

Image 4.6: The automatic extension feature of the footrest, adapting to user leg length.

Image 4.7: Illustration detailing the 10-inch extension capability of the footrest.
4.7 Intelligent AI Health Monitor
Utilize the integrated AI health monitor to track certain health metrics. This feature provides insights that can help tailor your massage sessions to your body's specific needs.

Image 4.8: The AI Health Monitor screen displaying health data and personalized recommendations.

Image 4.9: A closer look at the AI Health Monitor's user interface, showing various health metrics.
4.8 Wireless Charger, USB Port & Bluetooth HS Surround Speakers
The chair is equipped with a wireless charging pad and a USB port for convenient device charging. Connect your device via Bluetooth to the high-quality surround speakers for an immersive audio experience during your massage.

Image 4.10: Detail of the integrated Bluetooth speaker, providing audio during massage sessions.

Image 4.11: Illustration of the wireless charging pad and USB port for device connectivity.
4.9 Quiet Massage Technology
The chair is engineered with advanced sound-reduction technology to ensure a peaceful and quiet massage experience.
5. Manteniment
5.1 Neteja
- Exterior: Netegeu la superfície de la cadira amb un drap suauamp drap. No utilitzeu productes de neteja abrasius, dissolvents ni productes químics agressius.
- Interior: Periodically vacuum any dust or debris from crevices.
- Assegureu-vos que la cadira estigui desendollada abans de netejar-la.
5.2 Emmagatzematge
When not in use for extended periods, store the chair in a cool, dry place, away from direct sunlight and extreme temperatures. Cover the chair to protect it from dust.
6. Solució De Problemes
If you encounter any issues with your massage chair, please refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| La cadira no s'encén. | Cable d'alimentació desconnectat, interruptor principal apagat, interruptor automàtic saltat. | Check power cord connection, ensure main power switch is ON, check household circuit breaker. |
| Els rodets de massatge no es mouen. | Program not selected, body scan failed, safety feature activated. | Select a massage program, ensure proper seating for body scan, power cycle the chair. |
| Footrest not extending/retracting. | Obstrucció, problema motor. | Check for obstructions, ensure no weight is on the footrest during adjustment. |
| Sorolls inusuals durant el funcionament. | Loose components, normal operational sounds. | Ensure all parts are securely fastened. Some minor operational sounds are normal. If loud or persistent, contact support. |
Si el problema persisteix després d'intentar aquestes solucions, poseu-vos en contacte amb l'atenció al client.
7. Especificacions
| Característica | Detall |
|---|---|
| Marca | Osaki |
| Nom del model | Osaki Manhattan Duo 4D |
| Número de model de l'article | 4D-Manhattan |
| Dimensions del producte (vertical) | 79 "P x 30.5" W x 47" H |
| Pes de l'article | 335 lliures |
| Color | marró |
| Material | Escuma de memòria |
| Característica especial | Estalvi d'espai |
| Usos recomanats | Relaxant |
| Recompte de posicions reclinables | 2 |
| Components inclosos | Automatic Footrest, Bluetooth Speaker, Wireless Phone Charger |
| UPC | 810081887274 |
8. Garantia i Suport
8.1 Informació de la garantia
Your Osaki 4D Manhattan Duo Mech Massage Chair is covered by a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms, conditions, and duration. Keep your proof of purchase for warranty claims.
8.2 Atenció al client
For technical assistance, troubleshooting beyond this manual, or warranty service, please contact Osaki customer support. Contact information can typically be found on the manufacturer's weblloc web o a la documentació de la compra.