Évaluations - 2, GPA: 4.5
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Facilité d'utilisation
Hard Drive 1 Make sure latch on back panel is up, so that drive is unlocked. 2 Pull hard drive out of far-left drive bay. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A Graphics Card 3 Locate graphics card in slot 1. 4 Using Phillips #1 screwdriver, loosen 2 captive screws securing card’s bracket to enclosure. 5 Remove bracket from enclosure. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A Note: Card is held in place by retention bar. Following two steps explain how to release bar. 6 Press button on PCIe fan. 7 Move fan to left, which releases retention bar. Note: Some graphics cards require 1 or 2 booster cables connecting card to auxiliary power connectors on backplane board. If your card has booster cables, disconnect them from backplane board. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 8 Holding card by top corners, pull it up out of slot. 9 Remove card from computer. Checklist for handling card: • When removing or installing card, handle it only by the edges. Do not touch its connectors or any components. • Don’t rock card from side to side; instead, lift card straight up from connecotr to remove it, and press card straight into slot to install it. • Don’t force card. If you meet a lot of resistance, pull card out. Check connector and slot for damage or obstructions, then try inserting card again. • Pull card gently to see if it is properly connected. If it resists and stays in place and its gold connectors are barely visible, card is connected. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A Processor Tray 10 Locate processor tray. 11 Press down and release 2 latches on front of processor tray. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 12 Holding tray by latches, lift it out of computer. 13 Place tray DIMM side up on soft, clean cloth. PCIe Fan 14 Locate PCIe fan. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 15 Remove 2 screws. 16 Slide fan up and out of computer. Processor Cage and Clips 17 Locate processor cage. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 18 Disconnect 3 cables from logic board. 19 Using long-handled Phillips #1 screwdriver, loosen 6 captive screws. 20 Rotate computer to stand vertically. Using 2.5 mm hex driver, remove 5 mushroom- head screws. 21 To release 2 latches holding front fan to cage, press down on bottom of cage while using flatblade screwdriver to release latch from top of cage. 22 Slide fan partway into cage, so that fan clears enclosure. 23 Repeat steps 4 and 5 for rear fan. Note: Processor cage includes two fans, one at each end of cage. Before removing cage from enclosure, you must release 2 latches on each fan and push fans partway into cage. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 24 Lift cage out of enclosure. Installing Replacement Clips 1 If you are replacing just the processor cage clips, and not the cage, locate clips on bottom of cage. 2 Release fan cables from clips. 3 Remove clips from cage. 4 Install replacement clips on bottom of cage. 5 Re-insert fan cables into clips. 6 Go to “Installing the Processor Cage.” © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 10 Transferring Cage Fans If you are replacing the processor cage with a new cage, you must transfer the front and rear cage fans to the new cage. 1 Locate processor cage fans. 2 Release fan cables from clips on bottom of processor cage. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 11 3 Release 4 latches on front fan and slide fan out of cage. Note: Latch #4 is on inside of cage. 4 Repeat above step for rear fan. 5 Transfer both fans to replacement processor cage. Installing the Processor Cage Important: Before installing cage into enclosure, insert fans partway into cage. 1 Position cage in enclosure. 2 Slide front and rear fans into place, so that they engage with latches. 3 Replace and tighten 5 mushroom-head screws. 4 Secure 6 captive screws. 5 Reconnect 3 cables. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 12 PCIe Fan 6 Slide fan into enclosure so that fan tabs engage with slots on metal cage. 7 Press down until fan clicks into place in connector. 8 Replace 2 screws. Processor Tray 9 Holding tray by latches, lower it into processor cage. 10 Make sure latches are closed flush with front of processor tray. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 13 Graphics Card 11 Reinstall graphics card in slot 1. Note: Align card’s connector with expansion slot and press down until connector is inserted all the way into slot. If you’re installing a 12-inch card, make sure card engages appropriate slot in PCIe card guide on PCIe fan. 12 If card includes booster cables, reconnect cables. 13 Slide PCIe fan to the right to lock card in place. 14 Replace PCI bracket and tighten screws. Note: Slide bracket under circled tab. Hard Drive 15 Replace hard drive in far-left drive bay. © 2009 Apple Inc. All rights reserved. 073-1253 Rev. A 14 Closing the Computer 1 Replace access panel. Note: Make sur...