Acer ASPIRE 2450 Service Manual page 19

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Chapter 1
Icon Item
Kensington lock slot
Ventilation slots
Two USB 2.0 ports
Modem (RJ-11) port
Icon Item
Infrared port
5-in-1 card reader
4-pin IEEE 1394 port
PC Card slot
ExpressCard/34 slot
Icon Item
Description
Connects to a Kensington-compatible
computer security lock.
Enables the computer to stay cool, even
after prolonged use.
Connects to USB 2.0 devices (e.g., USB
mouse, USB camera).
Connects to a phone line.
Description
Interfaces with infrared devices (e.g.,
infrared printer and IR-aware computer).
Accepts Memory Stick (MS), Memory Stick
PRO (MS PRO), MultiMediaCard (MMC),
Secure Digital (SD), xD-Picture Card (xD).
Connects to IEEE 1394 devices.
Note: A 4-pin socket is used for laptop. The
6-pin socket is commonly found on
desktop. As to 9-pin connector, it is for the
faster FireWire 800.
Accepts one Type II PC Card.
Accepts one ExpressCard/34 module.
Note: ExpressCards are third generation of
PC cards, hot-swapable and smaller than
previous PC Cards. Designed for both
desktop and mobile use, ExpressCards
Description
use either USB 2.0 or a single lane PCI
Express technology that provides 500
Mbytes/sec total throughput. Formerly
code named "NEWCARD," ExpressCards
are 5 mm thick like Type II PC Cards, but
do not use the same 86x54 mm footprint.
ExpressCards come in 75x54 mm and
75x34 mm sizes. Express Card/34 slot
means this notebook accepts 75x34mm
ExpressCards.
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