Installing Redundant Power Supply And Fans - Lenovo ThinkServer TD200 Installation And User Manual

To replace damaged or contaminated thermal grease on the microprocessor and
heat sink, complete the following steps:
1. Place the heat-sink assembly on a clean work surface.
2. Remove the cleaning pad from its package and unfold it completely.
3. Use the cleaning pad to wipe the thermal grease from the bottom of the heat
4. Use a clean area of the cleaning pad to wipe the thermal grease from the
5. Use the thermal-grease syringe to place nine uniformly spaced dots of 0.02 mL

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, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Remove the left-side cover (see "Removing the left-side cover" on page 42 for
74
ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Installation and User Guide
sink.
Note: Make sure that all of the thermal grease is removed.
microprocessor; then, dispose of the cleaning pad after all of the thermal grease
is removed.
0.02 mL of thermal
Microprocessor
each on the top of the microprocessor.
Note: 0.01mL is one tick mark on the syringe. If the grease is properly applied,
approximately half (0.22 mL) of the grease will remain in the syringe.
on page 36.
more information).
grease