1. Introducció
The SKYRC D400 is a sophisticated twin-channel balance charger, discharger, and power supply designed for various battery types, including LiPo, LiHV, LiFe, LiIon, NiMH, NiCd, and Pb batteries. It features two independent charging circuits, allowing for simultaneous charging of two different batteries. Additionally, it can function as a DC power supply, providing up to 150 watts on channel 2 for powering external DC devices. The synchronization mode offers convenience by allowing users to apply identical settings to both channels for efficient charging of similar batteries.
2. Què hi ha a la caixa
Upon unboxing your SKYRC D400, please verify that all the following components are present:
- SKYRC D400 Charger Unit
- Cable d'alimentació CA
- XH Adapter Boards (2 units)
- Banana Connectors with XT60 Connector Charging Cable
- Additional Charging Cable
- Manual d'instruccions (aquest document)

3. Configuració
Follow these steps to set up your SKYRC D400 charger:
- Connexió d'alimentació:
- For AC power, connect the provided AC power cord to the AC input port on the rear of the charger and then to a wall outlet (100-240V AC). Ensure the power switch is in the OFF position before connecting.
- For DC power, connect a DC power source (11-18V) to the DC input ports on the side of the charger.

Image 2: Rear panel of the D400 with AC input (100-240V) and ON/OFF switch. 
Image 3: Side panel of the D400 with DC input (11-18V) and DC output ports. - Connexió de la bateria:
- Connect your battery's main charging lead to the appropriate output socket (Channel 1 or Channel 2) on the front of the charger.
- Connect the battery's balance lead to the corresponding balance port (Balance Port 1 or Balance Port 2) on the front panel. Use the provided XH adapter boards if necessary.

Image 4: Front panel of the D400, highlighting the balance ports, USB port, and output sockets for battery connection. - Encès: Flip the power switch to the ON position. The display will illuminate.
4. Instruccions de funcionament
The SKYRC D400 offers various operating modes for charging, discharging, and power supply functions.
4.1 Dual Channel Charging
The D400 features two independent charging channels. You can charge two different batteries simultaneously with separate settings for each channel.

4.2 DC Power Supply Function
Channel 2 of the D400 can be used as a DC power supply, providing up to 150 watts of power. This is useful for powering external devices that require a 6-15V DC input.

4.3 Synchronization Mode
For convenience, the synchronization mode allows you to apply the settings from Channel 1 to Channel 2, saving time when charging two identical batteries.

4.4 PC Software for Data Analysis and Firmware Upgrade
The D400 is compatible with 'Charge Master' PC software. This software allows you to start/stop charging processes, view real-time graphs of current, voltage, and capacity, and monitor single cell voltage. It also facilitates firmware upgrades for your charger.

5. Manteniment
To ensure the longevity and optimal performance of your SKYRC D400 charger, follow these maintenance guidelines:
- Neteja: Regularly clean the exterior of the charger with a soft, dry cloth. Avoid using solvents or abrasive cleaners. Ensure ventilation openings are free from dust and debris.
- Emmagatzematge: Guardeu el carregador en un lloc fresc i sec, lluny de la llum solar directa i de temperatures extremes.
- Inspecció del cable: Periodically inspect all cables and connectors for any signs of wear, damage, or corrosion. Replace damaged cables immediately.
- Ventilació: Ensure adequate airflow around the charger during operation. Do not cover the ventilation fan.
6. Solució De Problemes
If you encounter issues with your SKYRC D400, consider the following common troubleshooting steps:
- Sense energia: Check all power connections (AC or DC) and ensure the power switch is ON. Verify the power source is functioning correctly.
- Bateria no detectada: Ensure the battery's main charging lead and balance lead are securely connected to the correct ports. Check for any damage to the battery or cables.
- Error de càrrega: Review the charger's display for error messages. Consult the full instruction manual for specific error code meanings. Ensure battery type and cell count settings match the connected battery.
- Sobreescalfament: Ensure the charger has proper ventilation and the cooling fan is not obstructed. Reduce the charging current if necessary.
For persistent issues, please refer to the comprehensive user manual or contact customer support.
7. Especificacions
| Característica | Especificació |
|---|---|
| Nom de marca | SKYRC |
| Model | SK-100123 D400 |
| Retroil·luminació de la pantalla | Blau |
| Volum d'entrada DCtage | 11-18V |
| Volum d’entrada de CAtage | 100-240V 50/60HZ |
| Càrrega Wattage | 400W |
| Descàrrega Wattage | 36W |
| LiPo/LiHV/LiFe/LiIon Battery Cell Count | 1-7S |
| NiMH/NiCd Battery Cell Count | 1-18S |
| Volum de la bateria de plomtage | 2-24V |
| Interval de corrent de càrrega | 0.1A-20A |
| Interval de corrent de descàrrega | 0.1A-5A |
| Current Drain for Balancing Port | Max 500mA/cell |
| Corrent de càrrega de goteig | 50mA-300mA & OFF |
| Mida de la caixa | 258 * 194 * 82.5 mm |
| Pes | 2510 g |
8. Consells d'usuari
Based on general best practices for battery chargers, here are some tips for optimal use:
- Seguretat de la bateria: Always charge batteries on a fire-resistant surface and never leave charging batteries unattended.
- Correct Settings: Double-check that the battery type, cell count, and charging current settings match your battery's specifications before starting a charge cycle. Incorrect settings can damage batteries or pose safety risks.
- Càrrega del saldo: Whenever possible, use the balance charging function for Lithium-based batteries to ensure cell voltages are equalized, prolonging battery life and improving safety.
- Monitorització de la temperatura: If your battery or charger feels excessively hot during charging, stop the process immediately and allow it to cool down. Consider using a temperature sensor if available.
- Actualitzacions de firmware: Reviseu periòdicament el fabricant website for firmware updates for the 'Charge Master' software to ensure you have the latest features and bug fixes.
9. Garantia i Suport
For warranty information, technical support, or service inquiries, please contact the manufacturer directly. Keep your purchase receipt as proof of purchase.





