Service Guide
Page 80
Replace the securing screw on the Mainboard. 3. Replacing the Mainboard IMPORTANT:Before replacing the motherboard, take care of the following items: • Check that LED isn't broken (top of mainboard) • Check that the mylar next to the mainboard. 70 Chapter 3 Insert the mainboard left side first into the lower cover. 2. Connect the speaker cable to the CPU module isn't damaged (bottom of mainboard) • Check the thermal power supply cable is connected properly 1.
Replace the securing screw on the Mainboard. 3. Replacing the Mainboard IMPORTANT:Before replacing the motherboard, take care of the following items: • Check that LED isn't broken (top of mainboard) • Check that the mylar next to the mainboard. 70 Chapter 3 Insert the mainboard left side first into the lower cover. 2. Connect the speaker cable to the CPU module isn't damaged (bottom of mainboard) • Check the thermal power supply cable is connected properly 1.
Service Guide
Page 93
...display. Readjust if necessary. 6. Check the Device Manager to its highest level. If the computer is faulty and should be replaced. Replace the Motherboard. 6. If permanent vertical/horizontal lines or dark spots display in the application. Adjust the brightness to determine that the computer is...an application, check the view settings and control/mouse wheel zoom feature in the same location, the LCD is more than one year old, replace the CMOS battery. 2. Run the Windows Memory Diagnostic from the BIOS, the drive may reduce display brightness. If the Issue is virus ...
...display. Readjust if necessary. 6. Check the Device Manager to its highest level. If the computer is faulty and should be replaced. Replace the Motherboard. 6. If permanent vertical/horizontal lines or dark spots display in the application. Adjust the brightness to determine that the computer is...an application, check the view settings and control/mouse wheel zoom feature in the same location, the LCD is more than one year old, replace the CMOS battery. 2. Run the Windows Memory Diagnostic from the BIOS, the drive may reduce display brightness. If the Issue is virus ...