Installing A Blower Assembly; Removing And Installing A Wwn Bezel And Wwn Card; Time And Items Required; Removal And Replacement Of The Blower - IBM SAN768B-2 Installation, Service And User Manual

Figure 31. Removal and replacement of the blower assembly

Installing a blower assembly

Complete these steps to install a blower assembly.
1. Orient the blower assembly and slide it into the chassis, pushing firmly to
2. Verify that the power LED displays a green light.
3. Use the screwdriver or your fingers to tighten the captive screws.

Removing and installing a WWN bezel and WWN card

Note: The World Wide Name (WWN) cards contain fully redundant circuits and

Time and items required

Allow approximately 20 minutes to replace a WWN card. The following items are
needed to install a WWN card:
v ESD grounding strap
v #2 Phillips screwdriver (required only for some versions of the WWN card)
ensure that it is seated.
normally do not require installation. Two WWN cards are located beneath
the WWN bezel.
Chapter 5. Removing and installing components
89