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Removal and replacement procedures 41
Pass-through board
To remove the pass-through board:
1. Power down the server. See “Powering down the server” earlier in this chapter.
2. Extend the server from the rack. See “Extending the server from the rack” earlier in this chapter.
3. Remove the access panel. See “Removing the access panel” earlier in this chapter.
4. Remove the processor memory boards. See “Processor memory boards” earlier in this chapter.
5. Remove the PCI-X expansion boards. See “PCI-X expansion boards” earlier in this chapter.
6. Remove the SCSI cables. See “SCSI cables” earlier in this chapter.
7. Remove the front fan cage. See “Front fan cage” earlier in this chapter.
8. Loosen the two thumbscrews that secure the pass-through board to the diagnostic display board and the side
chassis wall . You might need to use a Torx T-15 screwdriver.
9. Lift the pass-through board straight up and out of the chassis .
Figure 37 Removing the pass-through board
Reverse the steps to replace the pass-through board.
NOTE: Align the board with connectors on both ends and press simultaneously when installing.