Toshiba Portege R30-A - Manual (Page 39)

Headphone/
Microphone jack A 3.5 mm mini headphone/microphone jack
enables connection of a monaural microphone or
a stereo headphone.
Universal Serial Bus
(USB 3.0) port One Universal Serial Bus port, which complies to
the USB 3.0 standard, is provided on the right
side of the computer.
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
Operating
Basics , for details.
Do not connect any cable other than a LAN cable to the LAN jack. 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.
Back
The following figure shows the back of the computer.
Figure 3-4 The back of the computer
1
1. Battery pack
Product appearance depends on the model you purchased.
Battery pack The rechargeable lithium-ion battery pack
provides power to the computer when the AC
adaptor is not connected.
For more detailed information on the use and
operation of the battery pack please refer to the
Battery section.
User's Manual 3-5