Do not connect any power supplying device to the LAN cable that is
connected to the LAN jack. Otherwise, malfunctions or damage may
occur.
1. Turn off the power to all external devices connected to the computer.
2. Plug one end of the cable into the LAN jack. Press gently until you
hear the latch click into place.
Figure 4-8 Connecting the LAN cable
1
2
1. LAN jack 2. LAN cable
3. Plug the other end of the cable into a LAN hub connector or router.
Check with your LAN administrator and hardware or software vendor
before using or configuring a network connection.
Battery
This section explains battery types, use, recharging methods and handling.

Battery types

The computer has different types of batteries.

Battery pack

When the AC adaptor is not connected, the computer's main power source
is a removable lithium ion battery pack, also referred to in this manual as
the main battery. You can purchase additional battery packs for extended
use of the computer away from an AC power source although you should
not change the battery pack while the AC adaptor is connected.
Before you remove the battery pack, save your data and shut down the
computer, or place the computer into Hibernation Mode. Please be aware
that, when placing the computer into Hibernation Mode, the contents of
memory will be saved to the hard disk drive, although for safety sake, it is
best to also save your data manually.

Real Time Clock (RTC) battery

The Real Time Clock (RTC) battery provides power for the internal real
time clock and calendar function and also maintains the system
configuration while the computer is turned off. If the RTC battery becomes
User's Manual 4-23