|Other Location views|
|1||Computer display||The high-resolution, thin-film transistor (TFT) display provides clear and brilliant text and graphics.|
|2||System and power-status indicators||Your computer has four system-status indicators: Numeric lock, Caps lock, Device Access, and Power On.
If your computer is shipped with a wireless WAN feature, a Bluetooth feature, a Wireless USB feature, a wireless LAN feature, and a WiMAX feature, it has the following indicators: Wireless WAN/WiMAX status, Bluetooth status or Bluetooth/Wireless USB status, and Wireless LAN status.
The power-status indicators show whether the computer is in sleep (standby), hibernation, or normal mode, show if the AC adapter is connected and powering the computer, and show the charge level of the battery.
|3||Power switch||Use the power switch to turn on the computer. To turn off your computer, use the Start menu shutdown options on Windows®.
If you cannot turn off the computer by this method, press and hold the power switch for 2 seconds.
If your computer stops responding, and you cannot turn it off, press and hold the power switch for 4 seconds or more. If the system is still not reset, remove the AC adapter and the battery.
The power switch can also be programmed via Power Manager to shut down the computer or put it into sleep (standby) or hibernation
|4||PCI Express Mini Card slot for wireless LAN/WiMAX||Your computer might include a PCI Express Mini Card in the PCI Express Mini Card slot which enables wireless LAN/WiMAX communications.|
|5||Wireless USB card slot||Some models have the Wireless USB features.|
|6||TrackPoint® pointing stick||The keyboard contains the unique TrackPoint pointing device. Pointing, selecting, and dragging are all part of a single process that you can perform without moving your fingers from typing position.
Move your fingertip across the UltraNav® touch pad to move the pointer.
The TrackPoint and touch pad buttons provide functions similar to those of a mouse and its buttons.
|20||Touch pad buttons|
|8||PCI Express Mini Card slot for wireless WAN||Your computer might include a PCI Express Mini Card in the PCI Express Mini Card slot which enables wireless WAN communications.|
|9||Modem Daughter Card slot||Your computer might include a Modem Daughter Card in the Modem Daughter Card slot. Depending on your computer configuration, it enables modem communication.|
|10||ThinkVantage® button||Press the ThinkVantage button to open your on-board help system, which helps answer questions and provides quick access to software tools and key Lenovo Web sites.|
|11||Built-in microphone||The built-in microphone captures sound and voice when it is used with an application program capable of handling audio.|
|12||UltraConnect™ wireless antennas for wireless LAN (third) and Wireless USB||The built-in antennas for the wireless communication are located at the top left and the top right portions of your computer display.
Note: ThinkPad R400 does not support WiMAX feature or Wireless USB feature.
|15||UltraConnect wireless antenna for wireless LAN/WiMAX (auxiliary)|
|25||UltraConnect wireless antennas for wireless LAN/WiMAX (main) and wireless WAN|
|13||ThinkLight®||You can use your computer under less than perfect lighting conditions.
To illuminate the keyboard, turn on the ThinkLight by pressing Fn+PgUp. To turn it off, press Fn+ PgUp again.
|14||Integrated camera||Some models have an integrated camera. By using this camera, you can take pictures or hold a video conference.|
|16||Built-in stereo speakers (right)||The stereo speakers are built into your computer.|
|24||Built-in stereo speakers (left)|
|17||Forward and Back keys||The Forward and Back keys on your keyboard near the cursor-control keys are used with your Internet browser, such as Internet Explorer. They function like the forward and back arrows in the browser that move you back and forward to pages you have viewed in the order that you opened them.|
|18||Fingerprint reader||The fingerprint authentication technology enables you to use your fingerprint to start the computer and enter the BIOS Setup Utility.|
|21||Memory-upgrade slot||You can increase the amount of memory in your computer by installing a memory module in the memory bay. Memory modules are available as options.|
|22||Fn key||Use the Fn key to take advantage of ThinkPad functions, such as turning on the ThinkLight®. To use ThinkPad functions, press Fn + the required function key marked in blue.|
|23||Volume control buttons||The built-in volume buttons enable you to quickly adjust the volume or mute the sound from your computer.|