Lenovo 3665 Personal Computer User Manual


 
Locating connectors on the rear of your computer
Figure 2 “Rear connector locations” on page 9 shows the locations of the connectors on the rear of your
computer. Some connectors on the rear of your computer are color-coded to help you determine where to
connect the cables on your computer.
Figure 2. Rear connector locations
1 Voltage-selection switch (available on some
models)
10 PCI Express x16 graphics card slot
2 Power cord connector
11 PCI Express x1 card slots (2)
3 PS/2 keyboard connector 12 Integrated cable lock (Kingston lock) slot
4 DVI monitor connector 13 Padlock loop
5 VGA monitor connector 14 Optional serial port (Serial port 2)
6 USB connectors (USB ports 3 to 6)
15 Ethernet connector
7 Microphone connector
16 Serial port (Serial port 1)
8 Audio line-out connector
17 PS/2 mouse connector
9 Audio line-in connector
Connector Description
Audio line-in connector
Used to receive audio signals from an external audio device, such as a stereo
system. When you attach an external audio device, a cable is connected between
the audio line-out connector of the device and the audio line-in connector of the
computer.
Audio line-out connector
Used to send audio signals from the computer to external devices, such as powered
stereo speakers (speakers with built-in ampliers), headphones, multimedia
keyboards, or the audio line-in connector on a stereo system or other external
recording device.
Chapter 1. Product overview 9