IBM Netfinity 3000, Руководство пользователя, Страница: 125 / 370

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:
Ÿ
Read “Electrical safety” on page 70 and “Handling
static-sensitive devices” on page 71.
Ÿ
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