HP Tc2120 serhp server tc2120 operations and maintenance guide - english - Page 57

Heading1 - System Board Jumper/Dip Switch Settings

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Chapter 3 Installing and Configuring System Board Jumper/Dip Switch Settings You need to change dip switch settings to clear the CMOS or passwords, perform a hardware flash or BIOS recovery, or when you upgrade from a 400 MHz to 533 MHz processor. The FSB jumper switch must also be moved when you upgrade to a higher speed processor. The following illustrations indicate switch locations and default settings. Reserved Switches Jumper Switch Configuration Switches Figure 3-25. Location of Jumper and Dip Switches Reserved (Do not change default setting) Reserved (Do not change default setting) Reserved (Do not change default setting) Reserved (Do not change default setting) Clear CMOS (Active when On. Default = Off) Clear Password ( Active when On. Default = Off) Hardware Flash Protection (Enable flash protection when On. Default = Off) BIOS Recovery ( Active when On. Default = Off) On (black indicates switch setting) Figure 3-26. Configuration Switch Positions 51

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51
Chapter 3
Installing and Configuring
System Board Jumper/Dip Switch Settings
You need to change dip switch settings to clear the CMOS or passwords, perform a hardware flash or BIOS
recovery, or when you upgrade from a 400 MHz to 533 MHz processor. The FSB jumper switch must also be
moved when you upgrade to a higher speed processor. The following illustrations indicate switch locations and
default settings.
Figure 3-25.
Location of Jumper and Dip Switches
Figure 3-26.
Configuration Switch Positions
Configuration
Switches
Reserved Switches
Jumper Switch
Hardware Flash Protection (Enable flash protection when On. Default = Off)
Reserved (Do not change default setting)
Clear CMOS (Active when On. Default = Off)
BIOS Recovery ( Active when On. Default = Off)
Clear Password ( Active when On. Default = Off)
Reserved (Do not change default setting)
Reserved (Do not change default setting
)
Reserved (Do not change default setting)
On (black indicates switch setting)