AC450NX Rack Server System Product Guide
154

Intelligent Chassis Management Bus (ICMB) Board

Removing the ICMB Board

See Figure 13-16.
1. Observe the precautions on page 115, “Safety Guidelines.”
2. Remove the top and PCI bus regular slot covers as described in Chapter 12, “Server Covers:
Removing/Reinstalling.”
3. Disconnect the ICMB signal cable from connector J1 on the I/O riser card.
4. Remove and save the screw that attach the ICMB board to the I/O Tray.
5. Push on the tab of the snap-on standoff and pull the board toward you to remove it from the
snap-on standoff.
6. Place the board on a nonconductive, static-free surface, or store it in an antistatic protective
wrapper.

Reinstalling the ICMB Board

See Figure 13-16.
1. Remove the ICMB board from the antistatic protective wrapper if you placed it in one.
2. Position the board over the snap-on and threaded standoffs on the I/O Tray.
3. Press the board onto the snap-on standoff, and insert the screw loosely into the threaded
standoffs.
4. Make sure the board is properly aligned, and tighten the screw firmly (8.0 inch-pounds).
5. Connect the signal cable to connector J1 on the I/O riser card.
6. Reinstall the top and PCI bus regular slot covers as described in Chapter 12.