Lenovo NetVista Hardware Maintenance Manual for NetVista 2289 and 6824 systems - Page 43

FRU Removals, Replacing a microprocessor, Removals, Front bezel

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Chapter 6. FRU Removals These removals are to be done by trained service technicians only. Important: Before you install or remove any option, read "Safety information" on page 99. These precautions and guidelines will help you work safely. Replacing a microprocessor To replace a microprocessor on any of the machine types, do the following: 1. Turn off the computer and peripheral devices and disconnect all external cables and power cords; then, remove the cover. See "Removing the cover" on page 23. 2. Press down and back on the silver tab holding the fansink in place to release it and pivot the retaining bar off of the fansink notches. 3. To remove the fansink from the processor, twist the fansink to break the seal formed by the thermal grease and remove. Note: If the thermal grease seal cannot be broken, you may want to start up the system to heat the processor and loosen the thermal grease. 4. Pull out and lift up the processor socket lever arm upward to its maximum vertical position to release the processor. 5. Lift the processor out of the system board. Note: When you install the new processor, make sure to reinstall the fansink to insure proper cooling. Removals For removals, it may be easier to lay the system on it's side. Front bezel To remove the front bezel, do the following: 1. Turn off the server and peripheral devices and disconnect all external cables and power cords. 2. Remove the cover. See "Removing the cover" on page 23 © Copyright IBM Corp. 2001 37

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Chapter 6. FRU Removals
These removals are to be done by trained service technicians only.
Important:
Before you install or remove any option, read “Safety information” on
page 99. These precautions and guidelines will help you work safely.
Replacing a microprocessor
To replace a microprocessor on any of the machine types, do the following:
1.
Turn off the computer and peripheral devices and disconnect all external cables
and power cords; then, remove the cover. See “Removing the cover” on
page 23.
2.
Press down and back on the silver tab holding the fansink in place to release it
and pivot the retaining bar off of the fansink notches.
3.
To remove the fansink from the processor, twist the fansink to break the seal
formed by the thermal grease and remove.
Note:
If the thermal grease seal cannot be broken, you may want to start up
the system to heat the processor and loosen the thermal grease.
4.
Pull out and lift up the processor socket lever arm upward to its maximum
vertical position to release the processor.
5.
Lift the processor out of the system board.
Note:
When you install the new processor, make sure to reinstall the fansink to
insure proper cooling.
Removals
For removals, it may be easier to lay the system on it’s side.
Front bezel
To remove the front bezel, do the following:
1.
Turn off the server and peripheral devices and disconnect all external cables
and power cords.
2.
Remove the cover. See “Removing the cover” on page 23
© Copyright IBM Corp. 2001
37