Component identification 12
Item Description
28
Fan connector 2
29
Front panel connector
30
Front panel connector
31
Fan connector 1
32
External thermal cable connector
33
Redundant power supply connector
34
Cache module connector
35
TPM connector
36
NMI header
System maintenance switch
The system maintenance switch (SW2) is a twelve-position switch that is used for system configuration.
Position Description Function
S1
override
On = Override enabled.
S2
Configuration
lock
Off = System configuration can be
changed.
On = System configuration is locked.
S5
Password disable Off = Power-on password enabled.
On = Power-on password disabled.
S6
Reset
configuration
Off = No function
On = ROM reads the system
configuration as invalid.
S3, S4,
S7-S12
— 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.
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