1. Introduction
This manual provides essential information for the safe and effective use of your new C42N1630 Li-Polymer laptop battery. This battery is designed as a replacement or spare for compatible ASUS Zenbook Pro series laptops. Please read this manual thoroughly before installation and use to ensure optimal performance and safety.

Figure 1: Front view of the C42N1630 laptop battery.
2. Specifications
| Attribute | Value |
|---|---|
| Part Number | C42N1630 |
| Model Number | C42N1630 |
| Battery Type | Li-Polymer |
| Battery Cells | 4 Cells |
| Battery Voltage | 15.4V |
| Capacity | 73Wh (4790mAh TYP / 4652mAh MIN) |
| Compatible Brand | ASUS |
| Series | ZENBOOK |
| Condition | Brand New Genuine Original |
| Working Time | 2-6 hours (dependent on usage) |
| Lifespan | >1000 cycles |
| Certification | CE, FCC, RoHS, UL, KC, MSDS, UN38.3 |
| High-concerned chemical | None |

Figure 2: Battery label showing detailed specifications and certifications.
3. Compatibility
This battery is compatible with the following ASUS battery part numbers and laptop models:
Compatible Battery Models:
- C42N1630
- 0B200-02520000
- C42PHCH
Compatible Laptop Models (ASUS Zenbook Pro Series):
- Zenbook Pro UX550VD-BN081T, UX550VD-BO005R, UX550VD-BN152T, UX550VD-1B, UX550VD-BN094T, UX550VD-E3153T, UX550VD-BN082T, UX550VD-BO116T, UX550VD-BN169R, UX550VD-BN009T, UX550VD-E3208T, UX550VD-BN050T, UX550VD-BN068T, UX550VD-BN205T, UX550VD-BO098T, UX550VD-BN032T, UX550VD-E3244T, UX550VD-BN020T, UX550VD-E2115T, UX550VD-BN081R, UX550VD-BO023T, UX550VD-BN102T, UX550VD-E3180T, UX550VD-1A, UX550VD-BN010T, UX550VD-E2167T, UX550VD-BN082R, UX550VD-BO165T, UX550VD-BN120T, UX550VD-BN084R, UX550VD-E3109T, UX550VD-BO701T, UX550VD-BN247T, UX550VD-BO098R, UX550VD-BN045T, UX550VD-E3156T, UX550VD-DB71T, UX550VD-BN007R, UX550VD-BN246T, UX550VD-BN078R, UX550VD-BO039T, UX550VD-BN157T, UX550VD-E3248T, UX550VD-BN014R, UX550VD-E2147T, UX550VD
- ZenBook Pro UX550VE-XH71, UX550VE-bn013T, UX550VE-E3159T, UX550VE-BO030T, UX550VE-bn142T, UX550VE-BO006T, UX550VE-bn022T, UX550VE-1B, UX550VE-bn014T, UX550VE-E3079T, UX550VE-BO060T, UX550VE-bn105R, UX550VE-bn007R, UX550VE-E3094T, UX550VE-BO150R, UX550VE-bn121T, UX550VE-bn020T, UX550VE-E3081T, UX550VE-BO026T, UX550VE-bn106T, UX550VE-BO031T, UX550VE-bn016T, UX550VE-1A, UX550VE-BO149R, UX550VE-E2064T, UX550VE-BO101R, UX550VE-bn114T, UX550VE-bn016R, UX550VE-E3061T, UX550VE-BO104T, UX550VE-bn109R, UX550VE-bn070T, UX550VE-E3130T, UX550VE-BO099T, UX550VE-bn148R, UX550VE
- ZenBook Pro UX550, UX550
4. Safety Warnings
Failure to follow these safety instructions may result in fire, electric shock, injury, or damage to the product or property.
- Explosion Hazard: Risk of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer.
- Disposal: Do not dispose of the battery in fire or directly short circuit. Dispose of used batteries according to local regulations and manufacturer's instructions. Do not dispose of with household waste.
- Disassembly: Never attempt to disassemble or reassemble the battery.
- Damage: Do not use the battery if a leak is detected or if it appears damaged.
- Temperature: Avoid exposing the battery to extreme temperatures.
- Recycling: This product contains a rechargeable Li-Polymer battery. It must be recycled or disposed of properly.

Figure 3: Battery label displaying critical safety information and international warning symbols.
5. Installation
Replacing a laptop battery can be a delicate process. It is recommended that this procedure be performed by a qualified technician. If you choose to proceed yourself, please follow these general guidelines:
- Power Off: Ensure your laptop is completely powered off and disconnected from the AC adapter.
- Discharge: If possible, discharge the old battery to a low level before removal.
- Access: Carefully open your laptop's casing to access the internal battery compartment. Refer to your laptop's specific service manual for detailed instructions on how to open the casing and locate the battery.
- Disconnect: Gently disconnect the old battery's connector from the motherboard.
- Remove: Unscrew any retaining screws holding the old battery in place and carefully remove it.
- Install New Battery: Place the new C42N1630 battery into the compartment, ensuring it aligns correctly.
- Connect: Reconnect the battery's cable to the motherboard. Ensure the connection is secure.
- Secure: Fasten any retaining screws to hold the new battery in place.
- Reassemble: Carefully close and secure your laptop's casing.
- Initial Charge: Connect the AC adapter and fully charge the new battery before its first use.

Figure 4: Close-up view of the battery connector, highlighting the connection interface.
6. First Use and Calibration
For optimal performance and accurate battery life reporting, it is recommended to calibrate your new battery after installation:
- Full Charge: Charge the battery completely to 100%.
- Discharge: Once fully charged, disconnect the AC adapter and use the laptop until the battery is completely drained and the laptop shuts down automatically.
- Rest: Allow the laptop to remain powered off for a few hours (e.g., 4-6 hours).
- Full Charge Again: Reconnect the AC adapter and charge the battery back to 100% without interruption.
This calibration cycle helps the battery management system accurately gauge the battery's full capacity.
7. Operating Tips
- Avoid Full Discharge: While occasional full discharge for calibration is fine, try to avoid regularly draining the battery to 0%.
- Optimal Charge Level: For daily use, maintaining the charge between 20% and 80% can prolong the battery's overall lifespan.
- Temperature Control: Operate your laptop in a well-ventilated area to prevent overheating, which can degrade battery life.
- Power Settings: Adjust your laptop's power settings to optimize battery usage based on your needs.
- Software Updates: Keep your operating system and drivers updated, as these often include power management improvements.
8. Maintenance
- Cleaning: Keep the battery and laptop's contact points clean and free of dust.
- Storage: If storing the battery for an extended period, ensure it is charged to approximately 50-60% and stored in a cool, dry place. Avoid storing a fully charged or completely drained battery for long periods.
- Regular Use: If the laptop is primarily used with the AC adapter, consider occasionally running it on battery power to keep the battery cells active.
9. Troubleshooting
- Battery Not Charging:
- Ensure the AC adapter is properly connected and functioning.
- Check the battery connector for any loose connections or damage.
- Try updating your laptop's battery drivers or BIOS.
- Perform a battery calibration cycle.
- Short Battery Life:
- Review your laptop's power settings and reduce screen brightness.
- Close unnecessary background applications.
- Check for any resource-intensive processes running.
- Ensure the battery has been properly calibrated.
- Battery Not Detected:
- Power off the laptop, remove the battery, and then reinstall it, ensuring a firm connection.
- Check your laptop's BIOS settings to see if the battery is recognized.
- Update your laptop's BIOS to the latest version.
10. User Tips
- Regular Calibration: Calibrate your battery every few months to maintain accurate charge readings.
- Monitor Temperature: Use laptop cooling pads if you frequently engage in demanding tasks that cause your laptop to heat up.
- Genuine Parts: Always ensure you are purchasing genuine or high-quality compatible replacement parts to avoid issues.
11. Frequently Asked Questions (FAQ)
- Q: How long is the battery life?
- A: Our battery undergoes thorough testing before shipment. Under normal usage conditions, a lithium battery typically has a lifespan of about 800-1000 charge cycles. To maximize this, it's generally recommended to charge the battery when it reaches a low level (around 5-7%) rather than letting it fully deplete. The average useful life is 5 to 8 years.
- Q: What if I purchased the wrong item?
- A: If you find that you have purchased an incorrect item, please contact our after-sales service for assistance. We are committed to providing the best possible support to resolve such situations.
12. Warranty and Support
This C42N1630 laptop battery comes with a 2-year warranty. During this period, a replacement or repair will be provided for defective products.
Return Policy for Defective Products:
- If a product is found to be defective within the 2-year warranty period, please contact customer support for a replacement or repair.
- Return items should include the original packaging and all accessories.
- Once the returned item is received, we will process the exchange or refund promptly.
For any questions or support needs, please contact our customer service team.

Figure 5: Certificate of Compliance for CE and RoHS standards, indicating product safety and environmental conformity.

Figure 6: Declaration of Conformity and FCC Verification of Compliance, demonstrating adherence to regulatory standards.





