Results
If you are instructed to return the fan, follow all of the packaging instructions, and
use any packaging materials for shipping that are supplied to you.
Replacing a hot-swap fan
Use this information to replace a hot-swap fan.
About this task
The server comes standard with four dual-motor hot-swap cooling fans. When
there is one microprocessor installed, install fan 1, 2, 3, and 5 for proper cooling.
Attention: To ensure proper operation, replace a failed hot-swap fan within 30
seconds.
To replace a hot-swap fan, complete the following steps:
Procedure
1. Read the safety information that begins on "Safety" on page vii and
2. Remove the cover (see "Removing the cover" on page 36).
3. Touch the static-protective package that contains the new fan to any unpainted
268
IBM System x3550 M4 Type 7914: Installation and Service Guide
Attention: To ensure proper operation, replace a failed hot-swap fan within 30
seconds.
"Installation guidelines" on page 33.
metal surface on the server. Then, remove the new fan from the package.