Using the system utilities 37, Frequently asked questions 40, Battery pack 44 – Acer Aspire 4520 User Manual
Page 16: Acer arcade (for selected models) 48

Ejecting the optical (CD or DVD) drive tray
Using a computer security lock
Using Dolby Home Theater for surround/multi-channel
sound
35
Set playback as digital output
Acer GridVista (dual-display compatible)
International Travelers Warranty (ITW)
Installing and removing the battery pack
Acer Arcade (for selected models)
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