
DRAFT - HP Confidential - DRAFT
Component identification 134
DIMM slot locations
DIMM slots are numbered sequentially (1 through 8) for each processor. The supported AMP modes use the
letter assignments for population guidelines.
The arrow points to the front of the server.
System maintenance switch
Position
Default
Function
S1
Off
Off = iLO4 security is enabled.
On = iLO4 security is disabled.
S2
Off
Off = System configuration can be
changed.
On = System configuration is locked.
S3
Off
Reserved
S4
Off
Reserved
S5
Off
Off = Power-on password is enabled.
On = Power-on password is disabled.
S6
Off
Off = No function
On = ROM reads system configuration
as invalid.
S7
Off
Off = Set default boot mode to UEFI.
On = Set default boot mode to legacy.
S8
—
Reserved
S9
—
Reserved
S10
—
Reserved
S11
—
Reserved
S12
—
Reserved
To access the redundant ROM, set S1, S5, and S6 to on.
When the system maintenance switch position 6 is set to the On position, the system is prepared to erase all
system configuration settings from both CMOS and NVRAM.
CAUTION:
Clearing CMOS and/or NVRAM deletes configuration information. Be sure to
properly configure the server or data loss could occur.