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Rear view - ThinkPad 390X
 view of system with items numbered
1 The battery pack is a built-in power source for the computer.
2 The infrared port allows the computer to communicate with other devices that have infrared data-transfer capability.
3 The power switch turns the computer on and off.
NOTE: If you power off the computer, wait at least 5 seconds before you power it on again.
4 The S-video jack is where you connect a television or external display devices with an S-video in-out cable.
5 The universal serial bus (USB) allows you to connect any device that conforms to the USB standard.
6 The power jack is where the AC Adapter cable is connected.
7 The external-monitor connector is where you attach the external monitor.
8 The serial connector is where you connect a 9-pin, serial device cable.
9 The security keyhole is used with a mechanical lock.
10 To remove the hard disk (11), loosen this hard disk screw.
11 The hard disk drive is the built-in mass storage device for the computer.
12 The parallel connector is where you connect a parallel printer signal cable.
13 The external input device connector is used to attach a mouse, external keyboard, or external numeric keypad to the computer.
14 The battery status lamp shows the status of the battery pack. The suspend lamp lights when the computer is in suspend mode.

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Document ID : PD010195
Legacy Document ID : MIGR-4BWM3J
Last Updated :
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