14
LifeBook C Series – Section Two
USB Port
The USB port allows you to connect Universal Serial Bus
devices. (See Universal Serial Bus Port on page51 for more
information)
DC Power Jack
The DC power jack allows you to plug in the AC adapter
or the optional Auto/Airline adapter to power your
LifeBook and charge the internal Lithium ion battery.
WARNING
The internal modem is not intended for use with Digital
PBX systems. Do not connect the internal modem to a
Digital PBX as it may cause serious damage to the inter-
nal modem or your entire LifeBook. Consult your PBX
manufacturer’s documentation for details. Some hotels
have Digital PBX systems. Be sure to find out BEFORE
you connect your modem.