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Apple 073-0842 manual

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Table of contents for the manual

  • Page 1

    073-0842 Re v . A  Power Mac G4 Cube Top Plate Assembly Replacement Instructions F ollow the instructions in this sheet carefully . F ailure to f ollo w these instructions could damage your equipment and v oid its w arranty . Note: Written and video instructions covering customer-installab le par ts are av ailab le at http://www .info .apple.com[...]

  • Page 2

    Power Mac G4 Cube Top Plate Assembly - 2 Removing the Computer Cor e Fr om the Enclosur e W arning: Always shut do wn y our computer before opening it to a v oid damaging its internal components or causing injury . After y ou shut down the computer , the internal components can be very hot. Let the computer cool down bef ore continuing. 1 Place you[...]

  • Page 3

    Power Mac G4 Cube Top Plate Assembly - 3 6 T ur n the computer upside down, and push do wn on the latch to release it. Allow the latch to extend completely. (Figure 2) Figure 2 7 Gently pull the core from the computer enclosure and place the core on a soft cloth. (Figure 3) Figure 3 Latch Extended Latch Core Enclosure[...]

  • Page 4

    Power Mac G4 Cube Top Plate Assembly - 4 Removing the Installed T op Plate Assembly 1. Press the latch in, and tur n o v er the core so the pow er button f aces up. 2. Remov e the f our corner screws that secure the top plate to the f our v er tical posts . 3. Remov e the f our scre ws on the two sides . (The two scre ws that align with the vertica[...]

  • Page 5

    Power Mac G4 Cube Top Plate Assembly - 5 4. Lift out the LED cov er that is fitted o v er the power b utton LED . Set the LED co v er aside f or installation on the replacement top plate assembly . (Figure 5) Figure 5 5. Carefully lift up the top plate and disconnect the ke y ed connector (J1 on the logic board). (Figure 6) Figure 6[...]

  • Page 6

    Power Mac G4 Cube Top Plate Assembly - 6 Installing the Replacement T op Plate Assembly 1. With the replacement top plate assembly in hand, connect the cab le from the top plate to the J1 connector on the logic board. (Figure 7) W arning: To prevent damage to the power board, ensure the keyed connector fits into the J1 connector as shown. Figure 7[...]

  • Page 7

    Power Mac G4 Cube Top Plate Assembly - 7 2. Install the LED cov er o v er the power b utton LED on the replacement top plate assembly . 3. P osition the top plate assembly ov er the core . Ensure that the four metal tabs align with the f our slots in the top plate, and the D VD-ROM panel tuc ks in under the lip of the top plate. (Figure 8) Figure 8[...]

  • Page 8

    Power Mac G4 Cube Top Plate Assembly - 8 Replacing the Computer Cor e in the Enclosure 1. Make sure that the po wer b utton gask et is secured inside the recessed area of the computer enclosure. (Figure 9) Figure 9 Caution: If the power button gasket is not centered correctly in the shell, the computer might not power up. Make sure the power button[...]

  • Page 9

    Power Mac G4 Cube Top Plate Assembly - 9 2 Holding the core by the latch, insert the core into the enclosure. (Figure 11) Note: The core fits into the enclosure only one way. Position the core so the ports are toward the back of the enclosure. Figure 11 3 With a flat hand, press down on the latch until it loc ks into place . Firmly press the core [...]

  • Page 10

    Power Mac G4 Cube Top Plate Assembly - 10 4 T ur n y our computer upright and reconnect all cables. 5 Restar t your computer . W arning: Never turn on your computer unless all of its internal and e xternal parts are in place and it is closed. Operating the computer when it is open or missing parts can damage your computer or cause injury .  Appl[...]