This is a Lenovo G450/550 laptop user manual, which introduces the basic functions and usage methods of the computer.
This guide introduces the Lenovo G450 and G550 notebooks, covering safety precautions, hardware overview, and basic usage. It includes important safety information, instructions for using the AC adapter, battery, touchpad, keyboard, and connecting external devices.
Later sections detail network setup, the OneKey Rescue System, troubleshooting steps, and how to upgrade or replace components such as the battery, hard drive, and memory. Appendices provide warranty information, regulatory notices, and a full list of specifications for both models.
| Form Factor Size | G450: Approx. 345 x 235 x 26.2‑35.9 mm; G550: Approx. 381 x 245 x 26.5‑36.2 mm |
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| Weight | G450: Approx. 2.2‑2.4 kg; G550: Approx. 2.7‑2.75 kg |
| CPU | Intel Penryn / Intel Penryn‑Celeron |
| Memory | DDR3, 800/1066 MHz, 2× SODIMM, up to 8 GB |
| Display | G450: 14.0" HDLED 16:9; G550: 15.6" HDLED 16:9 |
| Hard Disk Drive | 2.5" SATA HDD |
| Battery | 53 Wh/57 Wh/48 Wh (6‑cell) or 35 Wh (4‑cell) Li‑ion |
| AC Adapter | 65 W or 90 W |
Call Lenovo support toll‑free at 1‑877‑453‑6686 or visit the support website at consumersupport.lenovo.com.