User manual ACER ASPIRE G3731

[. . . ] 3. jumper settings label Figure 4-1 Jumper Setting Label Location 4. Replace any expansion boards or peripherals that you removed earlier. Connect the necessary cables and turn on the system. Chapter 4 - Installing Optional Components 4-3 4. 2 Removing and Replacing the Housing Cover Before you proceed, make sure that you have turned off the system and all peripherals connected to it. Read section 4. 1. 2 for preinstallation instructions. This section tells you how to open the housing cover when you need to install additional components inside the system unit. 4. 2. 1 1. [. . . ] Place the system unit on a flat, steady surface. Remove the three screws from the rear panel. Set the screws aside; you will need them when replacing the housing cover. Figure 4-2 Removing the Screws 4-4 AcerPower 2000 User's Guide 4. 5. Pull the housing cover slightly backward as indicated in Figure 4-3. Lift the housing cover upward and remove it from the chassis. Figure 4-3 Removing the Housing Cover Chapter 4 - Installing Optional Components 4-5 4. 2. 2 1. Replacing the Housing Cover Replace the housing cover as shown in Figure 4-4. Figure 4-4 Replacing the Housing Cover 2. Secure the housing cover with the necessary screws. Figure 4-5 Securing the Screws 4-6 AcerPower 2000 User's Guide 4. 3 Disassembling and Reassembling the System When upgrading, you may need to disassemble your system in order to access the system board and other components inside the system. To disassemble the system: 1. The metal cover inside the housing gives additional support to the housing's structure. To remove the metal cover, remove the two screws that attach the metal bracket to the riser card. Insert two fingers into the hole and gently draw it back as you lift it up. Metal Cover Riser Card Figure 4-6 Detaching the Metal Cover Chapter 4 - Installing Optional Components 4-7 2. Disconnect the drive cables then pull out the disk frame holding the CD-ROM drive, hard drive, and the 3. 5-inch diskette drive. Figure 4-7 Removing the Drive Frame with CD-ROM, Hard Disk, and 3. 5-inch Diskette Drives 3. When the drives have been removed, you can now access the system board and the riser card. To reassemble the system: To reassemble the system, simply reverse the procedure. Both are capable of increasing the performance of 32-bit software and multimedia applications. 4. 7. 1 Removing the Pentium II CPU Observe the ESD precautions when installing or removing a system component. See section 4. 1. 1. Before you can replace or upgrade your processor, you need to remove the previously installed processor on the system board. Follow these steps to remove the Pentium II CPU: 1. Disconnect the 3-pin and 2-pin heatsink fan cables from the system board. Figure 4-15 Disconnecting the heatsink cable from the system board 4-16 AcerPower 2000 User's Guide To insure proper installation, remove all DIMMs from their sockets before installing or removing the CPU. See section 4. 6. 2 for instructions on removing a DIMM. 2. Press the latches on both sides of the processor to release it from the retention mechanism. You will hear a click sound once the latch is released. Pull out and lift up the processor to detach it from the CPU connector. 3. Figure 4-16 Pressing the Latches and Detaching the CPU 4. 7. 2 Installing a Pentium II CPU Observe the ESD precautions when installing or removing a system component. See section 4. 1. 1. Before you proceed, make sure that there is no processor installed in the CPU connector. Chapter 4 - Installing Optional Components 4-17 Follow these steps to install a Pentium II CPU: 1. Remove the processor card from its protective packaging. [. . . ] Remove the processor card from its protective packaging. Make sure that the latches on the sides of the module are not pressed. Insert the clip ends into the holes on the processor as shown below. 2. Figure 4-17 Inserting the Clip Ends into the Processor Holes 3. Lower the processor into to the CPU socket and gently push it in until the golden fingers completely fit into the connector and the latches on the sides lock the processor into place. Figure 4-18 Installing the Pentium II CPU 4-18 AcerPower 2000 User's Guide To insure proper installation, remove any DIMM from their sockets before installing or removing the CPU. [. . . ]