Introducció
This manual provides essential information for the safe and efficient use of your AIYIMA DC48V 10A GaN Power Supply Adapter. This switching power supply is designed to convert AC110/220V input to a stable DC48V 10A output, suitable for various audio amplifiers, including the TPA3255 Stereo Audio Amplifier series (A07, A07 MAX, A08 PRO, A70).
The adapter features high efficiency, high power delivery, low power consumption, and is built with over-current, over-voltage, and short-circuit protection for reliable operation.
Què hi ha a la caixa
- 1 x AIYIMA DC48V 10A GaN Power Supply Adapter (Model JYH37Z)
Note: An AC power cord is typically required and may be sold separately depending on the region.
Configuració
- Desembalatge: Traieu amb cura la font d'alimentació del seu embalatge. Inspeccioneu-la per veure si hi ha signes de danys.
- Col·locació: Place the power supply on a stable, flat surface with adequate ventilation. Ensure it is not covered or placed in an enclosed space that could restrict airflow.
- Connecta't a Ampmés viu: Locate the DC input port on your compatible audio amplifier (e.g., AIYIMA A07, A07 MAX, A08 PRO, A70). Connect the DC output cable (5.5*2.5mm connector) from the power supply to the amplifier's DC input port. Ensure a secure connection.
- Connecteu-vos a l'alimentació de CA: Connect a suitable AC power cord (not included) to the AC input port on the power supply. Then, plug the AC power cord into a standard wall outlet (AC110V or AC220V, the unit supports both).
- Encès: Once all connections are secure, switch on the power supply (if it has a switch) and then power on your ampmés viu.

Imatge: Part posterior view of the power supply, illustrating the AC input port and the attached DC output cable.

Imatge: Superior i inferior views of the power supply, showing the overall design and the AC input port.
Instruccions de funcionament
The AIYIMA DC48V 10A GaN Power Supply Adapter is designed for straightforward operation. Once properly connected to your audio amplifier and an AC power source, it will provide stable DC48V power.
- Ensure the power supply is securely connected to both the AC mains and your ampmés viu.
- Si el teu amplifier has a power switch, turn it on after the power supply is connected and powered.
- The power supply operates automatically within its specified voltage range (AC110V-220V). No manual voltagCal una selecció electrònica.
- Monitoritza el teu amplifier's performance. This power supply is designed to enhance power delivery, dynamics, and clarity for compatible ampaixecadors.

Imatge: Frontal view of the power supply, showing its compact design.
Manteniment
Per garantir la longevitat i el rendiment òptim de la vostra font d'alimentació, seguiu aquestes pautes de manteniment:
- Neteja: Disconnect the power supply from the AC outlet before cleaning. Use a soft, dry cloth to wipe the exterior. Avoid using liquid cleaners, aerosols, or solvents.
- Ventilació: Ensure that the ventilation openings on the power supply are not blocked. Proper airflow is crucial to prevent overheating.
- Emmagatzematge: Si guardeu la unitat durant un període prolongat, desconnecteu-la de l'alimentació i guardeu-la en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura del cable: Avoid bending or crimping the power cables excessively. Regularly check cables for any signs of wear or damage.
Resolució de problemes
If you encounter issues with your AIYIMA DC48V 10A GaN Power Supply Adapter, refer to the following common troubleshooting steps:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder ampmés viu |
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| Humming or noise from ampmés viu |
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| Power supply feels excessively hot |
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If the problem persists after attempting these solutions, please contact AIYIMA customer support.
Especificacions

Image: Dimensions of the AIYIMA DC48V 10A GaN Power Supply Adapter.
| Característica | Detall |
|---|---|
| Model | JYH37Z |
| Marca | AIYIMA |
| Entrada Voltage | AC 110V / 220V (Auto-sensing) |
| Vol. De sortidatage | DC 48V |
| Corrent de sortida | 10A |
| DC Connector Size | 5.5*2.5 mm |
| Tipus de material | GaN (Gallium Nitride) |
| Dimensions de l'article (L x A x A) | 8.18 x 3.58 x 1.69 polzades (208 x 91 x 43 mm) |
| Pes de l'article | 2.5 lliures |
| Certificació de seguretat | TUV |
Garantia
This AIYIMA power supply comes with a 12 mesos de garantia des de la data de compra. Aquesta garantia cobreix els defectes de fabricació i els mals funcionaments en condicions d'ús normal. No cobreix els danys causats per un mal ús, accidents, modificacions no autoritzades o instal·lació incorrecta.
Conserveu el vostre comprovant de compra per a reclamacions de garantia.
Suport
For technical assistance, troubleshooting, or warranty inquiries, please contact AIYIMA customer support through the retailer where the product was purchased or visit the official AIYIMA weblloc.
AIYIMA Official Store: ExploreHiFi·HearTrue on Amazon