Replacing A Sun Fire E6900 System Power Supply; Figure 4-4 Removing Or Replacing A Power Supply-Sun Fire E6900 System - Sun Microsystems Fire E6900 Systems Service Manual

4.1.3

Replacing a Sun Fire E6900 System Power Supply

4.1.3.1 Removing a Sun Fire E6900 System Power Supply
1. Power off the appropriate power supply.
Refer to the Sun Fire Midrange Systems Platform Administration Manual for complete
procedures for powering off the power supply.
Note – When the green Activated LED on the power supply is off (not lit) and the
amber or blue OK to remove LED is on (lit), it is safe to continue. You do not have to
power off the power grids, AC input box, or RTS module(s).
2. Have a power supply filler panel or replacement power supply available.
3. Loosen the two captive screws (
Ejector lever
Captive screws
FIGURE 4-4
4. Unlock the ejector by pulling the ejector down.
5. Slide the power supply out.
6. If no replacement, install a power supply filler panel to cover the empty slot.
Tighten the captive screws.
4-6 Sun Fire E6900/E4900 Systems Service Manual • May 2006
Removing or Replacing a Power Supply—Sun Fire E6900 System
).
FIGURE 4-4