NEC Express5800 Series EXP320B - Manual (Page 350)

8-38 System Upgrade
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Replacing PCI Board
Follow the procedure below to replace the failed PCI board.
1. Check the PCI board LED and identify the failed PCI board.
When the PCI board is failed or incorrectly installed, the three LEDs associated with the PCI
board slot are being turned off.
2. Remove the CPU/IO module referring to the page 8-17. .
3. Remove the PCI bracket, then remove the PCI board.
4. Replace the board and fasten it.
5. Install the CPU/IO module referring to the page 8-19. .
6. Connect the network cable and cables for PCI boards.
7. The installed CPU/IO module will start automatically.
8. Confirm that the PCI board is correctly recognized by POST and OS.