4Sun Enterprise 4000 System Centerplane Upgrade Guide • January 1999
FIGURE4 Keyswitch Assembly
5. Remove all the boards and power supplies from the rear of the system and place
them on a padded ESD mat.
Refer to your system manual for the detailed procedure.
Note – Label each board with its respective slot number,so that each board can be
replaced in the correct slot.
6. Remove the fan tray assembly from the rear of the system (FIGURE 5).
Captive
Screws