Dell OPTI PLEX GX1 Service Manual
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Contents
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2-2 'HOO2SWL3OH[*;*;S0DQDJHG3&DQG2SWL3OH[1;1HW3&6\VWHPV6HUYLFH0DQXDO([WHUQDO9LVXDO,QVSHFWLRQThe external visual inspection consists of a quick inspection of the exterior ofthe computer, the monitor, the keyboard, any peripherals, and cables. Whileperforming the visual inspection, make any necessary corrections. To performthe external visual inspection, follow these steps:1. Turn off the computer, the monitor, and all peripherals.2. Verify that all power cables are properly connected to the computer, themonitor and peripherals, and their power sources.3. Verify that the keyboard and mouse interface cables are firmly attached tothe proper connectors on the back of the computer.For a PS/2-compatible mouse, the keyboard and mouse interface cableconnectors are identical except for their labels. For a serial mouse, themouse interface cable must be firmly attached to one of the serial portconnectors, and its captive screws must be secure enough to ensure afirm connection.4. Verify that any devices attached to the serial and parallel port connectorsare properly connected.Each of the serial and parallel port interface cables must be firmly attachedto an appropriate connector on the back of the computer as well as to theinterface connector on the device. The captive screws that secure theseconnectors at each end of the interface cable must be secure enough toensure a firm connection.5. Verify that the video interface cable is firmly attached to the video connec-tor on the back of the computer and to the connector on the back of themonitor.For proper connection of the video monitor, see the documentation for themonitor.6. Inspect all external monitor controls for any obvious damage or impropersettings.For proper settings of the video monitor controls, see the documentationfor the monitor.7. Inspect the keyboard to ensure that no keys are sticking.If one or more keys are sticking, it may be necessary to replace thekeyboard.8. Inspect the exterior of the computer, including all controls and indicators,and all user-accessible data storage devices for any signs of physicaldamage. |
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