HP A3550A - High Availability Disk Arrays Model 20 Storage Enclosure User Manual page 334

A. Pull both ejectors until
they unlock and the
processor board starts
coming out of the chassis.
Ejector
Ejector
Figure 7-6 Removing an SP
Board
guide
Figure 7-7 Replacing an SP
7-10 SP Removal and Replacement
B. Rest edge of SP on palm of
hand, and with other hand
pull it out of chassis, making
sure not to touch any
electronic components or
circuits.
C. Place SP components side up
on static-free work surface.
A. Engage edges of SP in
board guides. Slide
SP into chassis until
ejectors engage with
chassis edge.
Components are located
on the underside of the
board.
B. Press both ejectors at same
time until they lock and SP
is seated in the chassis.
Board
guide