NEC N8100-1410F User Manual page 352

9-76 Upgrading Your Server
6.
Insert the hot-swap fan into the slot until it locks.
7.
Change the Redundant fan jumper setting as shown in the figure below.
FRONT
IMPORTANT:
its default position.
8.
Install the components you removed previously.
Redundant
Standard
configuration
Mother board
To avoid system malfunction, leave other jumpers at
: Strap
REAR