Lenovo B490 Laptop User Guide - Lenovo B490, B590, B43xx - Page 18

Front view, Combo audio jack, USB connectors, Optical drive, ac power connector, Status indicators

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1 Combo audio jack 2 USB connectors 3 Optical drive 4 ac power connector 1 Combo audio jack To listen to the sound from your computer, connect a headphone or a headset that has a 3.5 mm 4-pole plug to the combo audio jack. 2 USB connectors Connect devices compatible with a USB interface, such as a USB printer or a digital camera. For more information, refer to "Using USB connectors" on page 19. Note: The USB connectors are compatible with USB 1.1 and 2.0. 3 Optical drive The optical drive reads optical discs. 4 ac power connector The ac power adapter cable connects to the computer ac power connector to provide power to the computer and charge the battery. For more information, refer to "Using the ac power adapter and the battery pack" on page 11. Front view Figure 4. Front view Note: Your computer might look different from the above illustration. 1 Status indicators 2 Built-in microphone 3 Media card reader slot 1 Status indicators The status indicators show the current status of your computer. For more information, refer to "Status indicators" on page 5. 2 Built-in microphone The built-in microphone captures sound and voice when it is used with an application program capable of handling audio. 3 Media card reader slot For more information, refer to "Using the media card reader" on page 18. 4 User Guide

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1
Combo audio jack
3
Optical drive
2
USB connectors
4
ac power connector
1
Combo audio jack
To listen to the sound from your computer, connect a headphone or a headset that has a 3.5 mm 4-pole
plug to the combo audio jack.
2
USB connectors
Connect devices compatible with a USB interface, such as a USB printer or a digital camera. For more
information, refer to “Using USB connectors” on page 19.
Note:
The USB connectors are compatible with USB 1.1 and 2.0.
3
Optical drive
The optical drive reads optical discs.
4
ac power connector
The ac power adapter cable connects to the computer ac power connector to provide power to the
computer and charge the battery. For more information, refer to “Using the ac power adapter and the
battery pack” on page 11.
Front view
Figure 4. Front view
Note:
Your computer might look different from the above illustration.
1
Status indicators
3
Media card reader slot
2
Built-in microphone
1
Status indicators
The status indicators show the current status of your computer. For more information, refer to “Status
indicators” on page 5.
2
Built-in microphone
The built-in microphone captures sound and voice when it is used with an application program capable
of handling audio.
3
Media card reader slot
For more information, refer to “Using the media card reader” on page 18.
4
User Guide