Acer Aspire 4739Z - Manual (Page 10)

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4 Ethernet (RJ-45) port Connects to an Ethernet 10/100/1000-
based network.
5 USB 2.0 port Connects to USB 2.0 devices (e.g., USB
mouse, USB camera).
# Icon Item Description
1 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB
mouse, USB camera).
2 Optical drive Internal optical drive; accepts CDs or
DVDs.
3 Optical disk access
indicator Lights up when the optical drive is
active.
4 Optical drive eject
button Ejects the optical disk from the drive.
5 Emergency eject
hole Ejects the optical drive tray when the
computer is turned off.
Note: Insert a paper clip to the
emergency eject hole to eject the
optical drive tray when the computer
is off.
# Icon Item Description
2 1 3 4 5