Left-side components
Item
Component
(1)
Power connector
(2)
USB ports (2)
(3)
RJ-45 (network) jack
(4)
RJ-11 (modem) jack
(5)
Optical drive
(6)
Optical drive light
12
Chapter 2 External component identification
Function
Connects an AC adapter.
Connect optional USB devices.
Connects a network cable.
NOTE:
The RJ-45 (network) jack provides Gigabit Ethernet
functionality.
Connects a modem cable.
Reads optical discs and, on select models, also writes to
optical discs.
On: The optical drive is being accessed.