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7. Reconnect the external cables; then, reconnect the power cords and turn on the
peripheral devices and the server.
Note: You must wait approximately 20 seconds after you connect the power
cord of the server to an electrical outlet before the power-control button
becomes active.
8. Start the Setup utility and reset the configuration.
v Set the system date and time.
v Set the power-on password.
v Reconfigure the server.
Removing a heat-sink retention module
To remove a heat-sink retention module, complete the following steps:
1. Read the safety information that begins on page 3.
2. Turn off the server, and disconnect all power cords and external cables.
3. Remove the cover (see “Removing the cover” on page 159).
Attention: In the following step, keep each heat sink paired with its
microprocessor for reinstallation.
4. Remove the applicable air baffle; then, remove the heat sink and
microprocessor. See “Removing a microprocessor and heat sink” on page 216
for instructions; then, continue with step 5.
5. Remove the four screws that secure the heat-sink retention module to the
system board; then, lift the heat-sink retention module from the system board.
6. If you are instructed to return the heat-sink retention module, follow all
packaging instructions, and use any packaging materials for shipping that are
supplied to you.
Installing a heat-sink retention module
To install a heat-sink retention module, complete the following steps:
1. Place the heat-sink retention module in the microprocessor location on the
system board.
224 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Hardware Maintenance Manual