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Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual
Table 1. Specications (continued)
Feature Description
I/O port • Headphone mic combo jack
• RJ45 x 1 (U300/U400)
• HDMI port
• USB 2.0 port × 2, USB 3.0 port × 1 (U300/U400)
• USB 2.0 port × 1, USB 3.0 port × 1 (U300s)
MODEM slot • N/A
Audio • 1/8" Stereo Headphone Output & Microphone input combo
jack
• 2 x 1W speakers
• 1 x Internal digital Microphone
Ethernet (on the
system board)
• 10/100/1000M , Realtek RTL8111E-VB (U300)
• 10/100/1000M , Intel 82579V (U400)
PCI Express
Mini Card slot
• 1 slot, support Intel 1030N card
Bluetooth
wireless
• Built-in antenna with wireless card module for all Models
Keyboard • 6 Row, ISO Full Size Keyboard
Touch pad
• Multi-touch type
Integrated
camera
• 1.3 mega pixel camera
Battery • 59 Wh, 4 cells Li-Polymer battery (U300)
• 54 Wh, 4 cells Li-Polymer battery (U300s)
• 54 Wh, 4 cells or 6 cells Li-Polymer battery (U400)
AC adapter • 20V, 65W
Pre-installed
operating
system
• Win 7 Premium (32bit/64bit)