Acer Aspire 5650, Service Manual

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14 Chapter 1
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1 Kensington lock slot Connects to a Kensington-compatible
computer security lock.
2 Ventilation slots Enables the computer to stay cool, even
after prolonged use.
3 Two USB 2.0 ports Connects to USB 2.0 devices (e.g., USB
mouse, USB camera).
4 Modem (RJ-11) port Connects to a phone line.
5 Infrared port Interfaces with infrared devices (e.g.,
infrared printer and IR-aware computer).
6 5-in-1 card reader Accepts Memory Stick (MS), Memory Stick
PRO (MS PRO), MultiMediaCard (MMC),
Secure Digital (SD), xD-Picture Card (xD).
7 4-pin IEEE 1394 port 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.
8 PC Card slot Accepts one Type II PC Card.
9 ExpressCard/34 slot 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
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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