Locating Major Frus And Crus - Lenovo ThinkStation 2551 Hardware Maintenance Manual

Connector
Audio line-in connector
Audio line-out connector
DisplayPort connector
Ethernet connector
Microphone connector
PS/2 keyboard connector
(optional)
PS/2 mouse connector
(optional)
Serial port
USB 2.0 connector
USB 3.0 connector
VGA monitor connector

Locating major FRUs and CRUs

Figure 8 "Locating major FRUs and CRUs" on page 82 shows the locations of the major FRUs and CRUs in
the computer. To open the computer cover, see "Opening the computer cover" on page 122.
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.
Used to send audio signals from the computer to external devices, such as powered
stereo speakers (speakers with built-in amplifiers), headphones, multimedia
keyboards, or the audio line-in connector on a stereo system or other external
recording device.
Used to attach a high-performance monitor, a direct-drive monitor, or other devices
that use a DisplayPort connector.
Note: The DisplayPort connector is not applicable on some models. If your
computer has a graphics card installed, be sure to use a monitor connector on
the graphics card.
Used to attach an Ethernet cable for a local area network (LAN).
Note: To operate the computer within FCC Class B limits, use a Category 5 Ethernet
cable.
Used to attach a microphone to your computer when you want to record sound or if
you use speech-recognition software.
Used to attach a keyboard that uses a PS/2 keyboard connector.
Used to attach a mouse, a trackball, or other pointing devices that use a PS/2
mouse connector.
Used to attach an external modem, a serial printer, or other devices that use a
9-pin serial port.
Used to attach a device that requires a USB 2.0 connector, such as a USB
keyboard, a USB mouse, a USB scanner, or a USB printer. If you have more than
eight USB devices, you can purchase a USB hub, which you can use to connect
additional USB devices.
Used to attach a device that requires a USB 2.0 or 3.0 connector, such as a USB
keyboard, a USB mouse, a USB scanner or a USB printer. If you have more than
eight USB devices, you can purchase a USB hub, which you can use to connect
additional USB devices.
Used to attach a VGA monitor or other devices that use a VGA monitor connector.
Note: The VGA connector is not applicable on some models. If your computer has
a graphics card installed, be sure to use a monitor connector on the graphics card.
Description
Chapter 9
81
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Locations