Lenovo ThinkServer TD200x Bedienungsanleitung PDF herunterladen (Seite 82)

5. Connect one end of the power cord for the new power supply into the connector

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.

6. Make sure that the ac power LED on the top of the power supply is lit,

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.

Installing redundant power supply and fans

You can install a second 920-watt hot-swap power-supply. This upgrade option

includes a hot-swap power supply and three hot-swap fans. You must also

purchase a second power cord to connect the power-supply to a power source.

To install the redundant power and cooling option, do the following:

1. Read the safety information that begins on page vii and “Installation guidelines”

on page 37.

2. Remove the left-side cover (see “Removing the left-side cover” on page 42 for

more information).

3. Remove the three fan air baffles 1 from the fan bays of the fan cage

assembly.

4. Install the three hot-swap fans 2 in the empty bays of the fan cage assembly.

66 ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Installation and User Guide

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Lenovo ThinkServer TD200x Bedienungsanleitung Seite 82