Instruction/ maintenance manual of the product GX270 Dell
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Dell™OptiPlex™GX270ServiceManual Safety Instructions Opening the Computer Cover Chassis Intrusion Switch Control Panel I/O Panel Power Supply System Board Closing the Computer Cover To remove or replace all other GX270 components, see the Dell OptiPlex GX270 Systems User's Guide .
Back to Contents Page Chassis Intrusion Switch Dell™OptiPlex™GX270ServiceManual Removing the Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Resetting the Chassis Intrusion Detector 1. Shut down the computer through the Start menu.
Small Mini - Tower Computer Replacing the Chassis Intrusion Switch 1. Slide the chassis intrusion switch into its slot and reconnect the cable to the connector on the control panel. 2. Close the computer cover. 3. Attach the computer stand, if it is used.
3. Press <Alt><b> to restart the computer and implement your changes. Back to Contents Page NOTE: The default is Enabled - Silent . NOTE: If a setup password has been assigned by someone else, contact the network administrator for information on resetting the chassis intrusion detector.
Back to Contents Page Control Panel Dell™OptiPlex™GX270ServiceManual Removing the Control Panel Replacing the Control Panel 1. Shut down the computer through the Start menu. 2. Ensure that your computer and attached devices are turned off.
2. Remove the metal control - panel shield. 3. Remove the screw that holds the control panel to the computer, and remove the control panel.
2. To prepare the computer cover for removal, release the three computer cover tabs (one tab is located by the CD drive and two tabs are located by the I/O panel). 3. If necessary, remove the computer cover screw. 4. Close the computer and remove the computer cover.
2. Replace the computer cover. Ensure that the two metal hooks and tabs are securely in position. To help replace the computer cover, remove the accent door and front mask from the computer cover: a. Remove the front mask by releasing the tabs on the inside of the computer cover.
Follow the steps in the " Removing the Control Panel " procedure in the reverse order, ensuring that all tabs are secure. Small Mini - Tower Computer Follow the steps in the " Removing the Control Panel " procedure in the reverse order, ensuring that all tabs are secure.
Back to Contents Page Opening the Computer Cover Dell™OptiPlex™GX270ServiceManual 1. Shut down the computer through the Start menu.
Small Mini - Tower Computer 1. Lay the computer on its side as shown in the illustration. 2. Open the cover: a. Facing the back of the computer, press the release button on the right side of the computer with one hand while pulling up on the top of the cover with the other hand.
Back to Contents Page Closing the Computer Cover Dell™OptiPlex™GX270ServiceManual 1. Ensure that all cables are connected, and fold cables out of the way. Gently pull the power cables toward you so that they do not get caught underneath the drives.
Back to Contents Page I/O Panel Dell™OptiPlex™GX270ServiceManual Removing the I/O Panel Replacing the I/O Panel 1. Shut down the computer through the Start menu. 2. Ensure that your computer and attached devices are turned off.
Small Desktop Computer Small Mini - Tower Computer Replacing the I/O Panel To replace the I/O panel, follow the removal procedures in the reverse order.
Back to Contents Page Power Supply Dell™OptiPlex™GX270ServiceManual Removing the Power Supply Replacing the Power Supply 1. Shut down the computer through the Start menu. 2. Ensure that your computer and attached devices are turned off.
3. Slide the power supply toward the front of the computer approximately 1 inch. 4. Lift the power supply up and out of the computer. Small Desktop Computer 1.
4. Slide the power supply toward the front of the computer approximately 1 inch. 5. Lift the power supply up and out of the computer. Replacing the Power Supply 1. Slide the power supply into place. 2. On the small mini - tower computer, replace the two screws that secure the power supply to the back of the computer frame.
Back to Contents Page System Board Dell™OptiPlex™GX270ServiceManual Small Form - Factor System Board .
Small Mini - Tower System Board 1 floppy - drive connector (DSKT) 11 CD drive audio cable connector (CD_IN) 2 CD/DVD drive connector (IDE2) 12 front - panel audio cable connect.
Jumper Settings Resetting CMOS Settings 1 floppy - drive connector (DSKT) 12 CD drive audio cable connector (CD_IN) 2 CD/DVD drive connector (IDE2) 13 fr.
1. Shut down the computer through the Start menu. 2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them off now. 3.
10. Remove the system board: a. If your system board is attached to a metal tray, the board and the tray are connected and are removed as one piece. Pull up on the tab and slide the system board assembly toward the front of the computer, and then lift the board up and away.
Back to Contents Page .
Back to Contents Page CAUTION: Safety Instructions Dell™OptiPlex™GX270ServiceManual General When Working Inside Your Computer Protecting Against Electrostatic Disc.
Back to Contents Page 2. Turn off your computer and any devices connected to the computer. 3. Ground yourself by touching an unpainted metal surface on the chassis before touching anything inside your computer.
An important point after buying a device Dell GX270 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell GX270 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell GX270 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell GX270 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell GX270 will certainly help you make a decision on the purchase.
If you already are a holder of Dell GX270, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell GX270.
However, one of the most important roles played by the user manual is to help in solving problems with Dell GX270. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell GX270 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
