Removing The Fan Power Control - Lenovo NeXtScale n1200 Installation And Service Manual

Figure 19. Installation of a fan module
Note: You have to replace a fan module within 3 minutes of removal to avoid the
insufficient cooling.
1. Remove the fan module filler, if one is installed.
2. Grasp the fan module and align it with the fan bay.
3. Slide the fan module into the chassis until it locks in place.

Removing the fan power control

Use these instructions to remove the fan power control from the NeXtScale n1200
Enclosure.
1. Disconnect all cables from the fan power control.
2. If you want to migrate current chassis settings and the chassis midplane VPD
To remove an fan power control, complete the following steps.
34
Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide
onto the new fan power control, make sure you have done the following:
a. You had performed FPC settings backup, the chassis VPD backup, and the
midplane VPD backup procedures (see "System information options" on
page 81).
b. Keep the old USB key which is from the fan power control to be removed
and install it onto the new fan power control.