DCH CS-LQM300BL
DCH LD18650D Battery Replacement User Manual
For Ingenico APos A8 Payment Terminals
1. Introduction
This manual provides essential information for the safe and effective use of your DCH LD18650D replacement battery. This battery is specifically designed for use with Ingenico APos A8 payment terminals. Please read this manual thoroughly before installation and use.
2. Safety Information and Warnings
WARNING: Improper handling of lithium-ion batteries can lead to fire, explosion, or other hazards. Always follow these safety guidelines.
- Warranty Void: The warranty is void if the label is removed from the battery.
- No Disassembly: Do not attempt to disassemble, open, or service the battery pack.
- Replacement Only: Replace only with the battery pack designated for your specific device (Ingenico APos A8).
- Physical Damage: Do not crush, puncture, or short external contacts.
- Heat Exposure: Do not dispose of in fire or water. Do not store above 60°C (140°F).
- Charging: Ensure the battery is charged only with the charger specified for the Ingenico APos A8 device. Limited charge voltage: 8.4V ± 0.05V.

Image: Top view of the DCH LD18650D battery, clearly displaying the warning label with safety instructions and specifications.
3. Compatibility
This DCH LD18650D battery is a direct replacement for the following device and battery part number:
- Compatible Device Model: Ingenico APos A8
- Compatible Battery Part Number: LD18650D
Before purchasing or installing, please verify that both your device model and existing battery part number match the specifications above.

Image: The DCH LD18650D replacement battery positioned next to an Ingenico APos A8 payment terminal, illustrating its intended use.
4. Product Specifications
| Specification | Detail |
|---|---|
| Model Number | CS-LQM300BL |
| Battery Part Number | LD18650D |
| Capacity | 2600mAh |
| Watt-Hours (Wh) | 19.24Wh |
| Type | Li-ion (Lithium-ion) |
| Voltage | 7.4V |
| Dimensions (L x W x H) | 67.1 x 37.5 x 20.7mm (2.64 x 1.48 x 0.81 inches) |
| Weight | 119.4g (4.2 ounces) |
| Manufacturer | DCH |
| Country of Origin | Hong Kong |

Image: Front view of the DCH LD18650D battery, showcasing its compact design and integrated connector.
5. Setup and Installation
Replacing the battery in your Ingenico APos A8 device typically involves the following steps. Always refer to your device's original user manual for specific instructions on battery compartment access and removal.
- Power Off Device: Ensure the Ingenico APos A8 payment terminal is completely powered off and disconnected from any power source.
- Locate Battery Compartment: Identify and open the battery compartment on your device. This is usually on the back or bottom and may require a small screwdriver or latch release.
- Remove Old Battery: Carefully disconnect the old battery's connector from the device's port. Gently lift and remove the old battery.
- Insert New Battery: Align the DCH LD18650D replacement battery with the compartment. Ensure the connector is oriented correctly.
- Connect Battery: Firmly plug the battery's connector into the device's port. Do not force the connector.
- Secure Compartment: Close and secure the battery compartment cover.
- Initial Charge: It is recommended to fully charge the new battery before its first use.

Image: A detailed close-up of the battery's connector, showing the five-pin configuration for proper connection to the device.
6. Operating the Battery
The DCH LD18650D battery operates as a standard power source for your Ingenico APos A8 device. Follow these general guidelines for optimal performance:
- Charging: Always use the original or a certified compatible charger for your Ingenico APos A8 device. Avoid using unapproved chargers.
- First Use: For best results, fully charge the battery before its initial use.
- Discharge: Avoid completely draining the battery frequently, as this can reduce its lifespan. Recharge when the device indicates low battery.
- Temperature: Operate the device and battery within the recommended temperature range specified by the Ingenico APos A8 manufacturer. Extreme temperatures can affect battery performance and longevity.
7. Maintenance and Storage
Proper maintenance and storage can extend the life of your DCH LD18650D battery:
- Regular Use: If possible, use the device regularly to keep the battery active.
- Long-Term Storage: If storing the battery for an extended period (more than a month), charge it to approximately 50-70% capacity. Store it in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Full Discharge: Do not store the battery in a fully discharged state for long periods, as this can lead to irreversible damage.
- Cleaning: Keep battery contacts clean and free of dust or debris. Use a dry, soft cloth if cleaning is necessary.
- Disposal: Dispose of old or damaged batteries responsibly according to local regulations. Do not dispose of in household waste.
8. Troubleshooting
If you encounter issues with your DCH LD18650D battery, consider the following common solutions:
- Battery Not Charging:
- Ensure the battery is correctly installed and the connector is firmly seated.
- Verify that the charger and charging cable are functioning correctly and are compatible with your device.
- Check the device's charging port for any debris or damage.
- Device Not Powering On:
- Confirm the battery is fully charged.
- Re-install the battery to ensure proper connection.
- If possible, test with another known-good battery to rule out device issues.
- Short Battery Life:
- Ensure the battery has been fully charged.
- Check if any applications or settings on your device are consuming excessive power.
- Operating in extreme temperatures can reduce battery life.
If problems persist after attempting these steps, please contact customer support.
9. Warranty and Support
DCH is committed to providing quality products. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims.
For any questions, concerns, or professional pre-sales and after-sales service, please feel free to contact us. Our support team is ready to assist you.
Contact Information:
- Refer to your purchase documentation or the seller's contact information for direct support.