System maintenance switches – HP ProLiant ML570 G4 Server User Manual
Page 12

Component identification 12
Item Description
26
Processor socket 2
27
Fan board signal connector
28
Fan board power connector
29
Processor socket 1
30 Power
connector
31
Internal USB connector
32 Fan
connector
33 Fan
connector
34
Power supply signal connector
System maintenance switches
The system maintenance switch (SW1) is an eight-position switch that is reserved. The default position for
all eight positions is Off.
The system maintenance switch (SW2) is an eight-position switch that is used for system configuration. The
default position for all eight positions is Off.
Position Description Function
S1
iLO 2 security
Off = iLO 2 security is enabled
On = iLO 2 security is disabled
S2
Configuration
lock
Off = System configuration can
be changed
On = System configuration is
locked
S3 Reserved
Reserved
S4 Reserved
Reserved
S5
Password
protection
override
Off = No function
On = Clears power-on
password and administrator
password
S6
Invalid
configuration
Off = Normal
On = ROM treats system
configuration as invalid
S7 Reserved
Reserved
S8 Reserved
Reserved
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.