Lenovo TD200 - ThinkServer - 3809 Hardware Maintenance Manual page 231

Step 2. Turn off the server and disconnect all power cords and external cables (see "Turning off the server"
on page 142); then, unlock and remove the server cover (see "Removing the side cover" on page
146).
Step 3. Rotate the power-supply cage assembly out of the chassis. Lift up the power-supply cage handle
and pull the power-supply cage assembly all the way up until the retainer latch locks the cage in
place on the chassis.
Step 4. Remove the air baffle (see "Removing the air baffle" on page 147).
Step 5. Remove the fan cage assembly (see "Removing the fan cage assembly" on page 149).
Step 6. Install the VRM in the VRM connector:
a. Turn the VRM so that the VRM keys align correctly with the slot connector.
b. Firmly press the VRM straight down into the connector by applying pressure on both ends of
the VRM simultaneously.
1
Heatsink 2
2
Microprocessor release lever
3
VRM connector
4
Microprocessor 2 VRM
5
Alignment key tab
6
Microprocessor 2
7
Alignment key
c. Make sure that the retaining clips are in the locked position when the VRM is firmly seated in
the connector.
d. Make sure that the retaining clips are in the locked position when the VRM is firmly seated in
the connector.
Step 7. Locate the second microprocessor connector on the system board.
Step 8. Install the microprocessor:
.
Chapter 7 Installing and replacing FRUs
223