IBM 7985 Problem Determination And Service Manual

2. Turn off the server and all attached devices.3. Disconnect all external cables and power cords.4. Slide the server out of the rack.5. Remove the cover (see “Removing the cover” on page 109).6. Place your thumbs on the metal tabs of the fan-bracket-assembly levers andpinch the tab and blue release latch together; then, raise the levers, raising thefan-bracket assembly.7. Grasp the levers and lift the fan-bracket assembly out of the server.8. If you are instructed to return the fan-bracket assembly, follow all packaginginstructions, and use any packaging materials for shipping that are supplied toyou.Installing the fan-bracket assemblyTo install the replacement fan-bracket assembly, complete the following steps.Fan bracketFan bracket release latches1. Align the guides on the left and right sides of the assembly with the slots in thesides of the chassis.2. Lower the fan-bracket assembly into the chassis.3. Push the fan-bracket-assembly levers toward the rear of the server until theystop; pinch the release latches and metal tabs together and push the leversdown into place.4. Press down on the lever metal tabs and on the fans to be sure the fan-bracketassembly is fully seated.5. Install the cover (see “Installing the cover” on page 110).6. Slide the server into the rack.7. Connect the cables and power cords.8. Turn on all attached devices and the server.Chapter 5. Removing and replacing server components 137