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138 Upgrading Boardset Components
Removing the PHP I/O Carrier
See Figure 46
1. Observe the safety and ESD precautions at the beginning of this chapter.
2. Remove the I/O Tray (see “I/O Tray” on page 114).
3. Remove the I/O riser board (see “I/O Riser Board” on page 111).
4. Remove the ICMB board (see “Interchassis Management Bus (ICMB) Board” on page 116).
5. Remove all power switch activators and covers.
6. Remove and save the screws that attach the PHP I/O carrier to the tray.
7. Pull the carrier upward and unsnap it from the snap-on standoffs.
8. Place the carrier on a nonconductive, static-free surface, or store it in an antistatic protective
wrapper.
Installing the PHP I/O Carrier
See Figure 46.
1. Remove the PHP I/O carrier from the antistatic protective wrapper if you placed it in one.
2. Position the carrier over the snap-on and threaded standoffs on the center bulkhead of the
chassis.
3. Press the carrier onto the snap-on standoffs, and insert the screws loosely into the threaded
standoffs.
4. Make sure the carrier is properly seated, and tighten all screws firmly (8.0 inch-pounds).
5. Install the I/O riser board.
6. Install the ICMB board.
7. Install the I/O tray.
Run the SSU, and use the saved configuration file to restore all options to the same settings. For
information about running this utility, see “Using the System Setup Utility (SSU)”.