Component identification 16
Position Default Function
S5
Off Off = Power-on password is enabled.
On = Power-on password is disabled.
S6
Off Off = Normal.
On = ROM reads system configuration
as invalid.
S7
Off Off = Set default boot mode to UEFI.
On = Set default boot mode to legacy.
S10
Off = Tower configuration.
On = Rack configuration.
S3, S4, S8,
S9, S11, 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.
IMPORTANT: Before using the S7 switch to change to Legacy BIOS Boot Mode, be sure the HP
Dynamic Smart Array B140i Controller is disabled. Do not use the B140i controller when the
server is in Legacy BIOS Boot Mode.
Power supply backplane connectors
• x2 power supply backplane
Connector Description
1
GPU Power cable connector (optional)