TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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...-Protection solution provides network and data security by letting you secure the notebook to a class driver architecture for a light-weight and reliable safeguard against physical damage. Chapter 1 3 t Acer Empowering Technology (particularly the eDataSecurity and eLock features) T Industry standard compliance t Wi-Fi t ACPI 3.0 t Mobile PC 2002 t DMI 2.0 (...-11) T Left panel t Kensington lock t USB 2.0 (1x) t 5-in-1 card reader slot T Right panel t PC Card slot (Type II) t USB 2.0 (2x) t S-video/TV-out t Ethernet (RJ-45) t VGA (external monitor) t DC-in Microsoft Windows Vista .
...-Protection solution provides network and data security by letting you secure the notebook to a class driver architecture for a light-weight and reliable safeguard against physical damage. Chapter 1 3 t Acer Empowering Technology (particularly the eDataSecurity and eLock features) T Industry standard compliance t Wi-Fi t ACPI 3.0 t Mobile PC 2002 t DMI 2.0 (...-11) T Left panel t Kensington lock t USB 2.0 (1x) t 5-in-1 card reader slot T Right panel t PC Card slot (Type II) t USB 2.0 (2x) t S-video/TV-out t Ethernet (RJ-45) t VGA (external monitor) t DC-in Microsoft Windows Vista .