HP xw9300 Service And Technical Reference Manual page 120

7. Rotate the latch lever down
8. Connect the CPU heatsink cable to the white processor fan connector
CAUTION: If the CPU heatsink cable does not reach the fan connector, you have installed the CPU
heatsink backwards.
9. Lower the CPU airflow duct over the CPU heatsinks until it snaps into place.
NOTE: The CPU airflow duct is only required when two processors are installed.
NOTE: If a memory duct was installed previously, install it after installing the CPU airflow duct.
120 Removal and Replacement Procedures
1 . It will be almost parallel with the sytem board.
2
.