Acer Extensa 355 User Manual page 84

Q: No audio comes out from the notebook.
A: Check the following:
•
The volume may be muted. In Windows 95, look at the volume
control icon on the taskbar. If it is crossed-out, click on the icon
and de-select the Mute option.
•
The volume level may be too low. Press Fn-F5 to bring up the
volume control pop-up icon. Press Fn-→ → to increase the volume.
•
If headphones, earphones or external speakers are connected to
the line-out port on the notebook's rear panel, the internal
speakers automatically turn off.
Q: Image is not full-screen.
A: Make sure the resolution is set to 800x600.
Windows 95 desktop and select Properties to bring up the Display
Properties dialog box. Then click on the Settings tab to make sure the
resolution is set to 800x600.
640x480 resolution is not full-screen on notebook or on an external
monitor.
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