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2.6GB and 5.2GB DVD-RAM media cannot be read from or written to.
ExpressCard slot This slot allows you to install a single
ExpressCard/34 device.
Some models are equipped with a ExpressCard
slot.
Memory media slot This slot lets you insert an SD™/SDHC™/
SDXC™ memory card, miniSD™/microSD™
Card and MultiMediaCard™. Refer to the
Optional devices section in Chapter 3, Operating
Basics for more information.
Universal Serial Bus
(USB 2.0 or 3.0) port
One Universal Serial Bus port, which complies to
the USB 2.0 or 3.0 standard, is provided on the
right side of the computer.
The USB port type may vary depending on the
model you purchased. The Port with blue color is
USB 3.0 port.
The USB 2.0 port is compliant with USB 2.0
standard and not compatible with USB 3.0
devices.
The USB 3.0 port is compliant with USB 3.0
standard and backward compatible with USB 2.0
devices.
LAN jack This jack lets you connect to a LAN. The adaptor
has built-in support for Ethernet LAN (10
megabits per second, 10BASE-T), Fast Ethernet
LAN (100 megabits per second, 100BASE-TX) or
Gigabit Ethernet LAN (1000 megabits per
second, 1000BASE-T). Refer to chapter 3,
Operating Basics, for details.
Do not connect any cable other than a LAN cable to the LAN jack. It
could cause damage or malfunction.
Do not connect the LAN cable to a power supply. It could cause
damage or malfunction.
Security lock slot A security cable can be attached to this slot and
then connected to a desk or other large object in
order to deter theft of the computer.
R850/R840/R830
User's Manual 2-16