Removing A Voltage Regulator Module - Lenovo ThinkServer TD200 Installation And User Manual

2. Touch the static-protective package that contains the power supply to any
3. Remove the power-supply filler panel from the power bay, if one is installed.
4. Place the power supply into the power-supply cage and push it in until it locks
5. Connect one end of the power cord for the new power supply into the connector
6. Make sure that the ac power LED on the top of the power supply is lit,

Removing a voltage regulator module

To remove a voltage regulator module (VRM), complete the following steps:
10. Pull the VRM out of the connector.
11. If you are instructed to return the VRM, follow all packaging instructions, and
Attention: Static electricity that is released to internal server components
when the server is powered-on might cause the server to halt, which might
result in the loss of data. To avoid this potential problem, always use an
electrostatic-discharge wrist strap or other grounding system when you work
inside the server with the power on.
unpainted metal surface on the server; then, remove the power supply from the
package.
into place.
Note: If only one hot-swap power supply is installed in the server, a
power-supply filler must be installed in the empty power bay.
on the back of the power supply; then, connect the other end of the power cord
to a properly grounded electrical outlet.
Note: If the server has been turned off, you must wait approximately 3 minutes
after you connect the server power cord to an electrical outlet before the
power-control button becomes active.
indicating that the power supply is operating correctly. If the server is turned on,
make sure that the dc power LED on the top of the power supply is lit also.
1. Read the safety information ("Safety" on page vii) and "Handling
static-sensitive devices" on page 38.
2. Turn off the server and peripheral devices, and disconnect the power cords
and all external cables.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing
up.
Attention: Do not allow the server to fall over.
4. Unlock and remove the left-side cover (see "Removing the left-side cover" on
page 42).
5. Remove the hot-swap power supply or power supplies from the power-supply
cage (see "Removing a hot-swap power supply" on page 53).
6. Rotate the power-supply cage to its open position (see "Opening the
power-supply cage" on page 43).
7. Remove the air baffle (see "Removing the air baffle" on page 51).
8. Locate the voltage regulator module next to microprocessor 2.
9. Open the retaining clips on each end of the VRM connector.
use any packaging materials for shipping that are supplied to you.
Chapter 5. Installing optional devices and replacing customer replaceable units
55