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14
BladeCenter HS23E Type 8038 and 8039: Problem Determination and Service Guide
Switch number
Description
SW1 - 1
Password override
switch
SW1 - 2
Trusted Platform
Module (TPM)
physical presence
SW1 - 3
PCH RTC reset
SW1 - 4
Boot using the backup
IMM code
SW1 - 5
Boot backup UEFI
SW1 - 6
Boot IMM recovery
partition
SW1 - 7
IMM TPM physical
presence
SW1 - 8
Force RTMM update
Switch setting
Definition
Changing position of
This switch overrides
this switch resets the
the power on
power on password.
password. The system
ships with this switch
off, but it can be on or
off in a functioning
system.
The default position is
Turning this switch to
off.
the on position
indicates a physical
presence to the TPM.
Normally open. Toggle
Resets the RTC. A
to reset RTC.
momentary toggle is
all that is required. To
avoid excessive battery
drain, do not leave this
switch closed.
The default position is
When the switch is in
off, allowing the blade
the default off
server to boot from the
position, the blade
primary IMM
server will boot using
firmware.
the primary IMM
firmware. When the
switch is on, the blade
server will boot using
a backup of the IMM
firmware.
The default position is
When the switch is on
off, allowing the blade
it allows the blade
server to boot from the
server to boot using
primary UEFI
the backup UEFI.
firmware.
Normally open. Toggle
Reserved.
to boot from the IMM
recovery partition.
The default position is
Turning this switch to
off.
the on position
indicates a physical
presence to the IMM
TPM.
The default position is
Reserved.
off.
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