HP ProLiant BL420c HP ProLiant BL420c Gen8 Server Blade User Guide - Page 9

System maintenance switch, Mezzanine connector definitions, Description, Position, Default, Function - gen8 server blade

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Item 10 11 12 13 14 15 16 Description Enclosure connector MicroSD card connector FlexibleLOM connectors (2) Processor socket 1 (populated) Processor 2 DIMM slots Internal USB connector TPM connector The symbols correspond to the symbols located on the interconnect bays. For more information, see the HP ProLiant BL420c Gen8 Server Blade Installation Instructions on the HP website (http://www.hp.com/support). System maintenance switch Position S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 Default Off Off Off Off Off Off - - - - - - Function Off = iLO security is enabled. On = iLO security is disabled. Off = System configuration can be changed. On = System configuration is locked. Reserved Reserved Off = Power-on password is enabled. On = Power-on password is disabled. Off = No function On = ROM reads system configuration as invalid. Reserved Reserved Reserved Reserved Reserved Reserved To access 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. Mezzanine connector definitions A PCIe x8 mezzanine connector supports x16 cards at up to x8 speeds. Item Mezzanine connector 1 Mezzanine connector 2 PCIe x8, Type A mezzanine card only x16, Type A or B mezzanine card Component identification 9

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Component identification 9
Item
Description
10
Enclosure connector
11
MicroSD card connector
12
FlexibleLOM connectors (2)
13
Processor socket 1 (populated)
14
Processor 2 DIMM slots
15
Internal USB connector
16
TPM connector
The symbols
correspond to the symbols located on the interconnect bays. For more information, see the
HP ProLiant BL420c Gen8 Server Blade Installation Instructions
on the HP website (
).
System maintenance switch
Position
Default
Function
S1
Off
Off = iLO security is enabled.
On = iLO 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
—
Reserved
S8
—
Reserved
S9
—
Reserved
S10
—
Reserved
S11
—
Reserved
S12
—
Reserved
To access 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.
Mezzanine connector definitions
A PCIe x8 mezzanine connector supports x16 cards at up to x8 speeds.
Item
PCIe
Mezzanine connector 1
x8, Type A mezzanine card only
Mezzanine connector 2
x16, Type A or B mezzanine card