Lenovo ThinkCentre M90z (English) User Guide - Page 18

Component locations, computer. To remove the computer cover and access the inside of the computer - monitor mode

Page 18 highlights

Connector PS/2 mouse connector (optional) Serial port (optional) USB connector VGA IN connector Description 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 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 connect your computer to a VGA monitor connector on a second computer so that you can use your computer in monitor mode. Component locations Figure 3 "Component locations" on page 10 shows the locations of the various components in your computer. To remove the computer cover and access the inside of the computer, see "Removing the computer cover" on page 14. Figure 3. Component locations 10 ThinkCentre User Guide

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Connector
Description
PS/2 mouse connector
(optional)
Used to attach a mouse, a trackball, or other pointing devices that use a PS/2 mouse
connector.
Serial port (optional)
Used to attach an external modem, a serial printer, or other devices that use a 9-pin
serial port.
USB connector
Used to attach a device that requires a USB 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.
VGA IN connector
Used to connect your computer to a VGA monitor connector on a second computer so
that you can use your computer in monitor mode.
Component locations
Figure 3 “Component locations” on page 10 shows the locations of the various components in your
computer. To remove the computer cover and access the inside of the computer, see “Removing the
computer cover” on page 14.
Figure 3. Component locations
10
ThinkCentre User Guide