Please note not all models of ThinkPad 390X come with an integrated modem.
The LCD latches release the LCD when pressed and allow it to be opened.
The color LCD screen displays computer output.
The built-in microphone captures sound and voice when it is used with an application program capable of handling audio. NOTE: The built-in microphone is located at the top right corner of the LCD for 12.1-/14.1-inch LCD models, or at the left lower edge of the LCD for 15.0-inch models.
The brightness control adjusts the brightness of the display.
The left and right internal speakers generate stereo sound. NOTE: The internal speakers are located below the LCD for 12.1-/14.1-inch LCD models, or on the front ends of the computer for 15.0-inch LCD models.
The internal modem port (select models only) is used for connecting your computer to an analog telephone line.
The headphone jack, (3.5mm) diameter jack, is where you connect stereo headphones or external speakers.
The line-in jack, a (3.5mm) diameter jack, is where you connect an external audio device.
The microphone jack, a (3.5mm) diameter jack, is where you connect a self-powered stereo microphone.
The PC Card slots accept PC Cards.
The PC Card eject buttons eject the PC Card from the PC Card slot.
The audio volume control adjusts the volume of the speakers.
The diskette drive (shown installed in the UltraBay FX).
The diskette-drive-activity indicator lights up when the computer is accessing the diskette drive.
The diskette-eject button ejects the diskette from the diskette drive.
The CD-ROM drive (shown installed in the UltraBay FX). NOTE: You can purchase a DVD-ROM drive option which can be installed in the UltraBay FX.
The CD-ROM access indicator is on when data is read from a CD-ROM in the CD-ROM drive.
The CD-ROM eject button ejects the CD-ROM tray .
The manual-eject hole is used to eject the CD-ROM tray when it does not open with the eject button.
The TrackPoint buttons work with the TrackPoint stick (21) and function similar to the buttons on a mouse.
The TrackPoint is a built-in pointing device that provides a function similar to that of a mouse.
The Fn key is used with the function keys to activate the Fn key functions.
The indicator panel consists of the system-status indicators and their associated symbols.