HP 656395-006, Maintenance And Service Manual

Page: 79 / 88

Component identification 79
Position Default Function
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 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.
Mezzanine connector definitions
Item PCIe
Mezzanine connector 1
x16, Type A mezzanine card only
Mezzanine connector 2* x16, Type A or B mezzanine card
*When installing a mezzanine option on mezzanine connector 2, processor 2 must be installed.
DIMM slot locations
DIMM slots are numbered sequentially (1 through 8) for each processor. When high performance heatsinks
are installed, DIMM slots 4 and 5 must remain empty and only 6 DIMMs are available for each processor.
The supported AMP modes use the alpha assignments for population order, and the slot numbers designate
the DIMM slot ID for spare replacement.
The arrow points to the front of the server blade.