Lenovo 3000H User Manual

Page 5

Lenovo 3000H User Guide

1.1 Front View of the Chassis (Instruction for use of buttons and

functional keys on the front panel of the chassis)

F-1

F-2

[1-1]

[1-2]

[1-3]

[1-4]

F-1 The top button

[1-1] Reset Key:

Press this key to restart computer forcibly. It is recommended to take this operation with

caution.

[1-2] Hard Disk Drive Indicator:

Indicates read/write operations of the hard disk.

[1-3] Power Switches:

Press this key to turn on/off computers.

F-2 Preposition Digital Panel:

Open the preposition digital panel and the preposition digital connectors

such as USB will be shown as below:

USB
connector

Speaker/
headphone connector

Microphone
connector

D-1 USB Connector:

Used to connect USB devices.

D-2 Speaker/Headphone Connector:

Used to connect speakers or headphones. If it is necessary to

connect the headphone, remove the speaker plug and insert the headphone plug.

D-3 Microphone Connector:

Used to connect the microphone and input the sound received by the

microphone into the computer.