IBM 847651U Handbook - Page 125

Removing and replacing the system board, Working with adapters, Attention, Before you begin

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Page 125 highlights

Working with adapters Removing and replacing the system board Attention: The presence of 5 V ac standby power might result in damage to your hardware unless you disconnect the power cord from the electrical outlet before you open the server. Before you begin: Read "Electrical safety" on page 70 and "Handling static-sensitive devices" on page 71. Read the documentation that comes with the option. To install an adapter, you might have to remove the system board. To remove the system board: 1. Remove the server side cover (see "Disconnecting cables and removing the side cover" on page 74). 2. Position the server as described in "Accessing the system board" on page 78. 3. Remove the bottom cover. (See "Removing and replacing the bottom cover" on page 89.) 4. Loosen, but do not remove, the riser card mounting screw. 5. Lift the system board latch handle upward to disconnect the plastic tab on the bottom of the handle from the chassis. Chapter 4. Installing options 91

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Working with adapters
Removing and replacing the system board
Attention:
The presence of 5 V ac standby power might result in damage to
your hardware unless you disconnect the power cord from the
electrical outlet before you open the server.
Before you begin:
±
Read “Electrical safety” on page
70 and “Handling
static-sensitive devices” on page
71.
±
Read the documentation that comes with the option.
To install an adapter, you might have to remove the system board.
To remove the system board:
1.
Remove the server side cover (see “Disconnecting cables and
removing the side cover” on page
74).
2.
Position the server as described in “Accessing the system board”
on page
78.
3.
Remove the bottom cover.
(See “Removing and replacing the
bottom cover” on page
89.)
4.
Loosen, but do not remove, the riser card mounting screw.
5.
Lift the system board latch handle upward to disconnect the
plastic tab on the bottom of the handle from the chassis.
Chapter 4.
Installing options
91