Component identification 12
Item Description
19
Hard drive power good cable connector 1
20
HP Smart Storage Battery connector
21
System battery
22
System maintenance switch
23
TPM connector
24
NMI header
25
Dedicated iLO port connector
26
Slot 5 PCIe3 x8 (8, 4, 1)
27
Slot 4 PCIe3 x4 (4, 1)
28
microSD slot
29
Slot 3 PCIe3 x8 (8, 4, 1)
30
Slot 2 PCIe3 x4 (4, 1)
31
Slot 1 PCIe3 x16 (16, 8, 4, 1)
System maintenance switch
Position Default Function
S1
Off Off = iLO 4 security is enabled.
On = iLO 4 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.
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