Setting The Computer Volume; Adding An Icon To The Windows Notification Area; Using A Disc; Guidelines About Using The Optical Drive - Lenovo S400z Hardware Maintenance Manual

Setting the computer volume

To set the computer volume, do the following:
1. Click the volume icon in the Windows notification area on the taskbar.
Note: If the volume icon is not displayed in the Windows notification area, add the icon to the
notification area. See "Adding an icon to the Windows notification area" on page 46.
2. Follow the instructions on the screen to adjust the volume. Click the speaker icon to mute the audio.

Adding an icon to the Windows notification area

To add an icon to the Windows notification area, do the following:
1. Click the arrow next to the notification area to view hidden icons. Then, click the desired icon and
drag it to the notification area.
2. If the icon is not displayed, turn on the icon.
a. Click the Start button to open the Start menu.
b. Depending on your Windows version, do one of the following:
• For Windows 7: Click Control Panel. View Control Panel using Large icons or Small icons, and
then click Notification Area Icons ➙ Turn system icons on or off.
• For Windows 10: Click Settings ➙ System ➙ Notifications & actions ➙ Turn system icons
on or off.
c. Turn on the desired icon.
3. If the icon is still not displayed in the Windows notification area, repeat step 1.

Using a disc

This section provides information about using a disc and the optical drive.

Guidelines about using the optical drive

When using the optical drive, follow these guidelines:
• Do not place the computer in a location where the drive is exposed to any of the following conditions:
– High temperature
– High humidity
– Excessive dust
– Excessive vibration or sudden shock
– An inclined surface
– Direct sunlight
• Do not insert any object other than a disc into the drive.
• Do not insert damaged discs into the drive. Warped, scratched, or dirty discs can damage the drive.
• Before moving the computer, remove the disc from the drive.

Handling and storing a disc

When handling and storing a disc, follow these guidelines:
• Hold the disc by its edges. Do not touch the surface of the side that is not labeled.
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Lenovo S400z and S405z Hardware Maintenance Manual