Specifications

Removal and replacement procedures 25
5.
Turn jackscrew 1 approximately six turns counterclockwise.
6. Turn jackscrew 2 counterclockwise until the threads are fully disengaged.
7. Turn jackscrew 1 counterclockwise until the threads are fully disengaged.
CAUTION: To prevent damage to the server blade, do not apply pressure to the enclosure
connector.
8. Lift server B assembly from server A assembly, and then place it on the work surface with the system
board facing up.
Install server B assembly
For access component identification, see "Access components (on page 59)."
1. Extend the server B serial label pull tab.
2. Engage the front edge of server B assembly with the front edge of server A assembly.
CAUTION: Route the cache module battery cables so that they do not become pinched when
the server B assembly is installed.
3. Lower server B assembly onto server A assembly.
4. Align the signal and power connectors on server B assembly with the corresponding connectors on
server A assembly.
CAUTION: The jackscrews control the unseating and seating of critical system connectors.
Failure to use the jackscrews to remove and install the server B assembly can cause the system
boards to fail.
5. Engage the threads on jackscrew 1 and tighten six turns clockwise.
6. Engage the threads on jackscrew 2 and tighten fully.
7. Tighten jackscrew 1 fully.
Hard drive