HP ProLiant BL495c HP ProLiant BL495c Generation 5 Server Blade User Guide - Page 9

System maintenance switch, System maintenance switch procedures, Clearing the system configuration

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System maintenance switch Position Function Default 1* iLO 2 security override Off 2 Configuration lock Off 3 Reserved Off 4 Reserved Off 5* Password disabled Off 6* Reset configuration Off 7 Reserved Off 8 Reserved Off *To access redundant ROM, set S1, S5, and S6 to ON. System maintenance switch procedures When you perform troubleshooting steps, this guide may instruct you to perform the following procedures: • Clear the system configuration ("Clearing the system configuration" on page 9). • Access the redundant ROM ("Accessing the redundant ROM" on page 10). To complete these procedures, you must change physical settings on the system maintenance switch. Clearing the system configuration RBSU can be used to restore the factory default configuration. For more information, see "HP ROM-Based Setup Utility (on page 40)." If the system is unable to boot into RBSU, use the following steps to clear the system configuration: 1. Power down the server blade (on page 11). 2. Remove the server blade (on page 12). 3. Remove the access panel (on page 12). 4. Change position 6 of the system maintenance switch to on. 5. Install the access panel (on page 13). 6. Install the server blade in the enclosure and power up the server blade. 7. Wait for the POST message that prompts you to change the switch setting: Maintenance switch detected in the "On" position. Power off the server and turn switch to the "Off" position. 8. Repeat steps 1 through 3. 9. Change position 6 of the system maintenance switch to off. 10. Repeat steps 5 through 7. IMPORTANT: When the server blade boots after NVRAM is cleared, a delay of up to 2 minutes is normal. During this delay, the system appears non-functional. Do not attempt any procedures during the delay. Component identification 9

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System maintenance switch
Position
Function
Default
1*
iLO 2 security override
Off
2
Configuration lock
Off
3
Reserved
Off
4
Reserved
Off
5*
Password disabled
Off
6*
Reset configuration
Off
7
Reserved
Off
8
Reserved
Off
*To access redundant ROM, set S1, S5, and S6 to ON.
System maintenance switch procedures
When you perform troubleshooting steps, this guide may instruct you to perform the following procedures:
•
Clear the system configuration ("
Clearing the system configuration
" on page
9
).
•
Access the redundant ROM ("
Accessing the redundant ROM
" on page
10
).
To complete these procedures, you must change physical settings on the system maintenance switch.
Clearing the system configuration
RBSU can be used to restore the factory default configuration. For more information, see "HP ROM-Based
Setup Utility (on page
40
)." If the system is unable to boot into RBSU, use the following steps to clear the
system configuration:
1.
Power down the server blade (on page
11
).
2.
Remove the server blade (on page
12
).
3.
Remove the access panel (on page
12
).
4.
Change position 6 of the system maintenance switch to on.
5.
Install the access panel (on page
13
).
6.
Install the server blade in the enclosure and power up the server blade.
7.
Wait for the POST message that prompts you to change the switch setting:
Maintenance switch detected in the "On" position.
Power off the server and turn switch to the "Off" position.
8.
Repeat steps 1 through 3.
9.
Change position 6 of the system maintenance switch to off.
10.
Repeat steps 5 through 7.
IMPORTANT:
When the server blade boots after NVRAM is cleared, a delay of up to 2
minutes is normal. During this delay, the system appears non-functional. Do not attempt any
procedures during the delay.
Component identification 9