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Jumpers and Connectors 201
SAS/SATA Backplane Board Connectors
CAUTION: Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. Before performing any
procedure, see your Product Information Guide for complete information about
safety precautions, working inside the system and protecting against electrostatic
discharge.
The SAS/SATA backplane is present in systems that have a front-loading hot-
plug hard drive bay (when available). Figure 6-2 shows the locations of the
SAS/SATA backplane connectors.
Table 6-2. System Board Jumper Settings
Jumper Setting Description
PWRD_EN (default) The password feature is enabled.
The password feature is disabled.
NVRAM_CLR (default) The configuration settings are retained at system
boot.
The configuration settings are cleared at the next
system boot. (If the configuration settings
become corrupted to the point where the system
will not boot, move the jumper to this position
and boot the system. Move the jumper back to
the default position before restoring the
configuration information.)