Owners Manual

Table Of Contents
Jumpers and connectors
This section provides specific information about the jumpers. It also provides some basic information about jumpers and
switches and describes the connectors on the various boards in the system. Jumpers on the system board help to disable the
system and setup passwords. You must know the connectors on the system board to install components and cables correctly.
Topics:
System board connectors
System board jumper settings
Disabling forgotten password
System board connectors
The system board inside the NX440 contains the connectors shown in the following diagram.
Figure 15. System board connectors
Item
Connector Description
1 FAN1 Fan 1 connector
2 PIB_CONN Power distribution board signal connector
3 BP_SIG Backplane signal connector
4 NVRAM_CLR Clear NVRAM jumper
7
Jumpers and connectors 47