Dell 300 - Manuals - manualsarea.com

Page 2 - Unpacking Your Hardware Option; Removing the Computer Cover

7-2 Installation and Troubleshooting Guide 4. To verify that all power has been removed from the system, make sure thatthe standby light-emitting diode (LED) on the system board has gone out.For the location of this LED, see Figure 8-1, in Chapter 8, “Installing SystemBoard Options”. 5. Touch an unp...

Page 4 - Replacing the Computer Cover

7-4 Installation and Troubleshooting Guide Figure 7-2. Removing the Computer Cover Replacing the Computer Cover Use the following procedure to replace the computer cover: 1. Check all cable connections, especially those that might have come loose duringyour work. Fold cables out of the way so that t...

Page 6 - Inside Your Computer

7-6 Installation and Troubleshooting Guide Inside Your Computer Figure 7-4 shows a side view of your computer to help you orient yourself wheninstalling hardware options. Unless other wise specified, locations or directions rela-tive to the computer are as shown. Figure 7-4. Computer Orientation Vie...

Page 8 - Rotating the Power Supply Away From the

7-8 Installation and Troubleshooting Guide to an IDE connector on the system board. (For more information, see Chapter 9,“Installing Drives.”) During an installation or troubleshooting procedure, you may be required to changea jumper or switch setting. For information on the system board jumpers, se...

Page 9 - Removing and Replacing the Front Bezel

support.dell.com Checking Inside the Computer 7-9 4. The power supply bracket has detents to hold the power supply up in one of sev-eral extended positions, which are especially useful when the chassis is standingupright. Removing and Replacing the Front Bezel The bezel is secured to the front of th...

Page 10 - Removing and Replacing Front-Panel

7-10 Installation and Troubleshooting Guide To replace the bezel, fit the two retaining hooks on the bezel into their correspondingslots at the bottom of the chassis. Then rotate the top of the bezel toward the chassisuntil the top tabs snap into their corresponding slots on the bezel. Removing and ...

Page 11 - Responding to a Dell OpenManage Server

support.dell.com Checking Inside the Computer 7-11 Figure 7-8. Removing a Front-Panel Insert To replace a front-panel insert, work from inside the bezel. Insert the two ring-tabs (one on each end of the insert) over the posts on the inside of the bay opening, andfirmly press both ends of the insert ...

Page 12 - Troubleshooting a Wet Computer; Troubleshooting a Damaged Computer

7-12 Installation and Troubleshooting Guide Troubleshooting a Wet Computer Liquid spills, splashes, and excessive humidity can cause damage to the system. If anexternal device (such as a printer or an external drive) gets wet, contact the devicemanufacturer for instructions. If the computer gets wet...

Page 13 - Troubleshooting the Battery

support.dell.com Checking Inside the Computer 7-13 obtaining technical assistance from Dell. Follow these steps to troubleshoot a dam-aged computer: 1. Turn off the system, including any attached peripherals, and disconnect the sys-tem from its electrical outlet. CAUTION: See “Protecting Against Ele...

Page 14 - Troubleshooting the Power Supply; Troubleshooting Power Cable Connections

7-14 Installation and Troubleshooting Guide 4. Check the connection of the coin cell battery to the system board. Is the battery firmly installed in the battery socket on the system board? Yes. Go to step 6. No. Go to step 5. 5. Reseat the battery in its socket. Is the problem resolved? Yes. The bat...

Page 15 - Troubleshooting the Cooling Fan

support.dell.com Checking Inside the Computer 7-15 CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions at the front of this guide. 3. Remove the computer cover. See “Replacing the Computer Cover,” found earlierin this chapter. 4. Check the power cable connect...

Page 18 - Troubleshooting System Memory

7-18 Installation and Troubleshooting Guide Troubleshooting System Memory A system memory problem can be a faulty dual in-line memory module (DIMM) or afaulty system board. If a random-access memory (RAM) error message appears, thesystem probably has a memory problem. When you turn on or reboot the ...

Page 20 - Troubleshooting the Video Subsystem

7-20 Installation and Troubleshooting Guide Troubleshooting the Video Subsystem Troubleshooting video problems involves determining which of the following is thesource of the problem: the monitor, the monitor interface cable, the video memory, orthe video logic of the computer. You can also have a h...

Page 21 - Troubleshooting the System Board

support.dell.com Checking Inside the Computer 7-21 6. Replace the computer cover, reconnect the system to an electrical outlet, andturn on the system. Did the tests run successfully? Yes. The video expansion card is faulty. See Chapter 10, “Getting Help,” for instructions on obtaining technical assi...