System Board Switches; Bios History - HP Vectra XU 6/XXX Service Handbook

System Board Switches

Switch
1 OFF Retain configuration in EEPROM, normal position
ON Clears EEPROM
2 OFF Enables User and Administrator passwords
ON Clears User and Administrator passwords
3 OFF Disables secure switch (off position)
Enables secure switch (on position) - prevents
ON
modification of SETUP values and flashing of BIOS
4
Local bus frequency, see following table
5
6
Processor : local bus frequency ratio, see following table
7
8
Switch
Local Bus
Frequency
4 5
ON OFF 60 MHz
OFF OFF 66 MHz
ON OFF 60 MHz
OFF OFF 66 MHz

BIOS History

The latest BIOS, the flasher utility program, and the BIOS history can each be
obtained from the HP Electronic Services.
Mini-Tower Vectras
HP Vectra XU 6/xxx PC Series
Function
Switch
6 7 8
ON OFF OFF
ON OFF OFF
OFF ON OFF
OFF ON OFF
HP Vectra XU 6/xxx PC 1-5
Default
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
Frequency
Ratio Processor
Processor : Frequency
Local Bus
2.5 : 1 150 MHz
2.5 : 1 166 MHz
3 : 1 180 MHz
3 : 1 200 MHz
1