This is a user manual for Lenovo B550 laptop, which includes the computer's configuration information, basic operating instructions and important statements related to the product.
This manual introduces the Lenovo B550 notebook, covering safety precautions, hardware overview, and how to use essential features such as the power button, touchpad, keyboard, and built‑in camera. It also explains how to connect external devices, configure wired and wireless networks, and use the One‑Key Rescue System.
Additional sections provide troubleshooting tips, warranty and service information, and detailed specifications of the device, including CPU, memory, display, battery, and I/O ports. This manual is written in Chinese.
| Dimensions | 381 mm × 245 mm × 26.5 ~ 36.2 mm |
|---|---|
| Weight | ≈ 2.75 kg (with 6‑cell battery) |
| CPU | Intel Penryn / Intel Penryn‑Celeron |
| Memory | DDR3, 2 × SODIMM slots |
| Display | 15.6" HD LED LCD |
| Hard Drive | 2.5" SATA HDD |
| Keyboard | 6‑row Lenovo keyboard |
| Built‑in Camera | 30 MP (specific models only) |
| Battery | 53 Wh / 57 Wh / 48 Wh (6‑cell) or 35 Wh (4‑cell) |
| Power Adapter | 19 V / 90 W |
| USB Ports | 3 × USB 2.0 |
| Audio Jack | Headphone / microphone combo |
| Video Output | 1 × D‑sub |
| Security Slot | Kensington lock |
The notebook uses a 19 V, 90 W AC power adapter.
It provides three USB 2.0 ports.
The device weighs about 2.75 kg with the 6‑cell battery installed.
It features a 15.6‑inch HD LED LCD screen.