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Introduction These instructions explain how to replace the fans that cool the mainte- nance compartment and the configuration bay in the PC9 Industrial PC or the P9 PowerStation. They include steps for disassembling the unit, removing an old fan, installing a new fan, and reassembling the unit.
PC9/P9 Chassis Fan Replacement Figure 1: Opening the Backshell Remove these screws 5. Swing the backshell away from the faceplate. 6. Detach the three cables connecting the faceplate assembly and backshell, as shown in Figure 2. Figure 2: Disconnecting Cables...
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PC9/P9 Chassis Fan Replacement c. Detach the backlight cable from its connection on the monitor card (press down on the small tab on the lower half of the connector, and pull the cable out). 7. Remove the safety bracket below the upper hinge of the backshell by removing the screw that holds the bracket in place.
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PC9/P9 Chassis Fan Replacement Figure 4: Removing the Back Cover 10. Slide the back cover off the unit. Removing an Old Fan Fan removal procedures will differ, depending upon whether you are replacing the maintenance compartment fan or the configuration bay fan.
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PC9/P9 Chassis Fan Replacement Figure 5: Maintenance Compartment MAINTENANCE COMPARTMENT Power supply Maintenance compartment fan 2. Disconnect the cables at the left and right sides of the power sup- ply, as shown in Figure 6. Figure 6: Disconnecting the Power Supply Cables Disconnect cables here a.
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PC9/P9 Chassis Fan Replacement Figure 7: Removing the Power Supply Screws BOTTOM OF THE PC9/P9 Remove screws 1, 2, 3, and 4 Important These four screws are of different sizes, and two (screws 1 and 2) are secured by nuts on the inside of the unit. Be sure to capture the nuts when you remove the screws.
PC9/P9 Chassis Fan Replacement Figure 8: Configuration Bay Fan CONFIGURATION Expansion card bracket Configuration bay 2. Remove the expansion card bracket and any installed expansion cards. 3. Detach the fan cable from its connection on the riser card. Note Note where this connection is so that you can attach the new fan cable in the same place.
PC9/P9 Chassis Fan Replacement 2. Attach the fan cable to its connection on the riser card—the same place from which you removed the old fan cable in step 3 above. Warning Make sure that no part of the cable will become entangled in the fan blades.
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PC9/P9 Chassis Fan Replacement 2. Replace the backshell on its hinges. Warning When lifting the backshell, grasp it from the outside. Be careful not to touch the monitor card, located inside the top of the main- tenance compartment. The monitor card is shown in Figure 2 on page 2.
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PC9/P9 Chassis Fan Replacement CTC Parker Automation...
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