IBM 7945E2U User Manual - Page 136

align the SAS riser-card with the SAS riser-card connector on the system

Page 136 highlights

c. Install the controller retention bracket from step b by aligning the retention bracket controller slot and then placing the bracket tabs in the holes on the chassis and slide the bracket to left until it clicks into place. d. Install the controller retention bracket from step a by sliding the bracket inward 1 and pressing down the release tab into place 2 . 2. Place the front end of the SAS controller in the front retention bracket and align the SAS riser-card with the SAS riser-card connector on the system board. 3. Press down on the SAS riser-card and the rear edge of the SAS controller until the SAS riser-card is firmly seated and the SAS controller card retention latch clicks into place. 120 System x3650 M3 Types 4255, 7945, and 7949: Installation and User's Guide

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c.
Install the controller retention bracket from step
±b²
by aligning the
retention bracket controller slot and then placing the bracket tabs in the
holes on the chassis and slide the bracket to left until it clicks into place.
d.
Install the controller retention bracket from step
±a²
by sliding the bracket
inward
±1²
and pressing down the release tab into place
±2²
.
2.
Place the front end of the SAS controller in the front retention bracket and
align the SAS riser-card with the SAS riser-card connector on the system
board.
3.
Press down on the SAS riser-card and the rear edge of the SAS controller
until the SAS riser-card is firmly seated and the SAS controller card retention
latch clicks into place.
120
System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide