Front View Of The Chassis - Lenovo 3000H User Manual

1.1 Front View of the Chassis (Instruction for use of buttons and
functional keys on the front panel of the chassis)
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
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.
2
Lenovo 3000H User Guide
F-1
[1-1] [1-2]
F-2
USB Microphone
connector connector
Speaker/
headphone connector
[1-3] [1-4]