IBM 9228 Service Guide - Page 72
Removing the hard disk drive fan
UPC - 000435947840
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Removing the hard disk drive fan Attention: v Replace a failed fan within 48 hours. v To ensure proper cooling and airflow, do not operate the computer for more than 30 minutes with the side cover removed. To remove the hard disk drive fan assembly, complete the following steps. Retaining tab Retaining latch Hard disk drive fan assembly Drive-cage release lever Figure 29. Removing the hard disk drive fan assembly 1. Read the safety information that begins on page vii and "Installation guidelines" on page 29. 2. Turn off the computer and all attached devices; then, disconnect all external cables and power cords. 3. Remove the side cover (see "Removing the side cover" on page 31). 4. Lift the power-supply handle and rotate the power supply out of the chassis. 5. Press and hold the drive-cage release lever; then, rotate the drive cage completely out of the chassis until the retaining tab on top of the cage locks into place. 6. Disconnect the hard disk drive fan cable from the system board, and note the location of the connector (see "System board internal connectors" on page 9). 7. Pull up on the fan-assembly retainer tabs at the blue press points; then, lift the assembly away from the drive cage. 8. Set the fan assembly on a level work surface with the fan facing up (see Figure 30 on page 55). 54 IBM IntelliStation Z Pro Type 9228 and 9232: Problem Determination and Service Guide