Connector

Description

USB connectors

Used to attach a device that requires a Universal Serial Bus

 

(USB) connection, such as a USB keyboard, USB mouse, USB

 

scanner or USB printer. If you have more than eight USB

 

devices, you can purchase a USB hub, which you can use to

 

connect additional USB devices.

Ethernet connector

Used to attach an Ethernet cable for a local area network

 

(LAN).

 

Note: To operate the computer within FCC Class B limits, use

 

a Category 5 Ethernet cable.

Serial connector

Used to attach an external modem, serial printer, or other

 

devices that use a 9-pin serial connector.

Parallel connector

Used to attach a parallel printer, parallel scanner, or other

 

devices that use a 25-pin parallel connector.

Audio line in connector

Used to receive audio signals from an external audio device,

 

such as a stereo system. When you attach an external audio

 

device, a cable is connected between the audio line out

 

connector of the device and the audio line in connector of the

 

computer.

Audio line out connector

Used to send audio signals from the computer to external

 

devices, such as powered stereo speakers (speakers with

 

built-in amplifiers), headphones, multimedia keyboards, or the

 

audio line in connector on a stereo system or other external

 

recording device.

Obtaining device drivers

You can obtain device drivers for operating systems that are not preinstalled at http://www.lenovo.com/support/ on the World Wide Web. Installation instructions are provided in README files with the device-driver files.

Chapter 3. Installing options 19

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Lenovo 9643, 9638, 9644, 9645, 9640, TC A55-9636 manual Obtaining device drivers, Connector Description

TC A55-9636, 9640, 9645, 9644, 9643 specifications

Lenovo has consistently been at the forefront of innovation in the computing world, with a range of laptops and desktops that cater to a variety of needs and preferences. Among their popular offerings are the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645. Each of these models is designed to provide exceptional performance, reliability, and user-friendly experience, making them appealing choices for both personal and business use.

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