IBM 7870B4U Service Manual page 106

10. Twist the handle on the microprocessor tool counterclockwise so that it is in
11. Place the microprocessor installation tool down over the microprocessor,
92
BladeCenter HS22 Type 7870, 1936, and 1911: Problem Determination and Service Guide
Attention: Do not use any tools or sharp objects to lift the release lever on
the microprocessor socket. Doing so might result in permanent damage to the
system board.
Microprocessor
retainer
8. Rotate the locking lever on the microprocessor socket from its closed and
locked position until it stops in the fully open position (approximately a 135°
angle). Lift the microprocessor retainer cover upward.
Attention: Do not touch the microprocessor contacts; handle the
microprocessor by the edges only. Contaminants on the microprocessor
contacts, such as oil from your skin, can cause connection failures between the
contacts and the socket.
9. Find the microprocessor installation tool that came with the new
microprocessor.
Installation tool
the open position.
Handle
Installation tool
aligning the holes on the tool with the screws on the microprocessor bracket.
Note: The alignment holes on the tool will not sit flush on the microprocessor
bracket screws. However, the holes can be used as a guide to ensure the
proper alignment between the microprocessor installation tool and the
microprocessor bracket.
Microprocessor
release lever