1. Pengenalan
This manual provides essential information for the safe and effective use of your Hubei W540BAT-6 laptop battery. Please read these instructions carefully before installation and operation to ensure optimal performance and safety. This battery is designed as a replacement for specific Clevo laptop models.
2. Maklumat Keselamatan
AMARAN: Kegagalan mematuhi arahan keselamatan ini boleh mengakibatkan kebakaran, kejutan elektrik, kecederaan atau kerosakan pada produk atau harta benda.
- Jauhkan bateri daripada api dan suhu tinggi.
- Elakkan litar pintas terminal bateri.
- Never attempt to disassemble, impact, pierce, or crush the battery pack.
- Use only designated chargers compatible with this battery model.
- CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. Dispose of used batteries according to local regulations and instructions.
- This product is CE-, FCC-, and RoHS-Certified for safety standards.

Rajah 1: Jarak dekat view of the Hubei W540BAT-6 laptop battery label, highlighting the model number and important safety warnings.
3. Persediaan dan Pemasangan
Follow these steps to properly install your new Hubei W540BAT-6 laptop battery:
- Power Off Laptop: Ensure your laptop is completely powered off and disconnected from the AC adapter.
- Keluarkan Bateri Lama (jika berkenaan): Locate the battery compartment on your laptop. Depending on your laptop model (e.g., Clevo W540, W550 series), you may need to slide latches or remove screws to open the compartment. Carefully remove the existing battery.
- Masukkan Bateri Baharu: Align the Hubei W540BAT-6 battery with the battery slot. Gently push it into place until it clicks securely. Do not force the battery.
- Petak Selamat: Close the battery compartment cover and secure any latches or screws that were removed.
- Caj Permulaan: For the first use, connect your laptop to the AC adapter and fully charge the battery before use.

Figure 2: An image showing the complete physical form factor of the Hubei W540BAT-6 laptop battery, illustrating its design for compatibility with Clevo laptops.
4. Arahan Operasi
To get the best performance and lifespan from your battery:
- mengecas: Connect your laptop to the AC adapter. The laptop's operating system or indicator lights will show the charging status.
- Menyahcas: Use the laptop on battery power until the charge level is low (e.g., 10-20%) before recharging. Avoid letting the battery fully discharge to 0% frequently, as this can reduce its lifespan.
- Penentukuran: Occasionally, it is beneficial to perform a battery calibration. This involves fully charging the battery, then using it until it completely drains and the laptop shuts down, and finally recharging it to full capacity. This helps the battery management system accurately report the charge level.
5. Penyelenggaraan
Proper maintenance can extend the life of your battery:
- Storan: If storing the battery for an extended period (more than a month), ensure it is charged to approximately 50-70% and stored in a cool, dry place away from direct sunlight and extreme temperatures.
- Suhu: Avoid exposing the battery to extreme heat or cold, as this can degrade performance and lifespan.
- Pembersihan: Periodically clean the battery contacts with a dry, soft cloth to ensure good electrical connection.
- Elakkan Pelepasan Penuh: Do not allow the battery to remain fully discharged for long periods, as this can lead to irreversible damage.
6. Penyelesaian masalah
If you encounter issues with your Hubei W540BAT-6 battery, consider the following:
- Bateri Tidak Dicas:
- Pastikan penyesuai AC disambungkan dengan betul ke komputer riba dan soket kuasa yang berfungsi.
- Verify that the battery is securely installed in its compartment.
- Cuba mulakan semula komputer riba anda.
- Check if the AC adapter itself is functional (e.g., by trying it with another compatible device if possible).
- Hayat Bateri Pendek:
- Perform a battery calibration (as described in Section 4).
- Reduce screen brightness and disable unnecessary background applications or features (e.g., Wi-Fi, Bluetooth) when not in use.
- Ensure your laptop's power management settings are optimized for battery life.
- Komputer Riba Tidak Mengenal Pasti Bateri:
- Remove the battery, then reinsert it firmly.
- Update your laptop's power management drivers through the manufacturer's website or device manager.
- Ensure your laptop's BIOS/UEFI is up to date.
7. Spesifikasi
| Ciri | Spesifikasi |
|---|---|
| Jenis Bateri | Li-ion |
| Voltage | 11.1V |
| Kapasiti | 4400mAh (48.84Wj) |
| Nombor Bahagian yang Serasi | 6-87-W540S-427, 6-87-W540S-4W41, 6-87-W540S-4U42, W540BAT-6 |
| Model Laptop yang Serasi | Clevo W540, W540EU, W54EU, W550, W550EU, W55EU |
| Pensijilan | CE, FCC, RoHS |
| Anggaran Dimensi | 11.5 x 2.8 x 1.5 inci |
| Anggaran Berat Barang | 7.2 auns |

Figure 3: This image focuses on the technical specifications printed on the battery, such as its 11.1V voltage and 4400mAh (48.84Wh) capacity.

Rajah 4: Satu komprehensif view of the battery label, detailing the model number, compatible part numbers, and various certifications.
8. Waranti dan Sokongan
- Waranti: Produk ini disertakan dengan waranti 12 bulan dari tarikh pembelian.
- Jaminan Bayaran Balik: A 30-day refund guarantee is provided for your satisfaction.
- Sokongan Pelanggan: For any questions, assistance, or warranty claims, please contact Hubei electronic customer support. 24/7 email support is available.





