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6-3
Compaq Professional Workstation AP500 Maintenance and Service Guide
Switch Settings
The following illustration shows the location of SW 1. Switch 1 controls the CPU/clock speed
and the Power-on Password.
S1 on Switch 1 enables the Power-on Password. The default is OFF. To reset the password, turn
this switch ON.
SW1
Figure 6-2. Locating the System Board SW1
Table 6-2
SW1 Settings
S1
(Password
On/Off)
S2
(Processor
Speed
Setting)
S3
(Processor
Speed
Setting)
S4
(Processor
Speed
Setting)
S5
(No
Connect)
S6
(ACPI Power
Button
Overwrite)
400/100 MHz
OFF OFF ON ON OFF OFF
450/100 MHz
OFF OFF ON OFF OFF OFF
500/100 MHz
OFF OFF OFF ON OFF OFF
NOTE: S1 OFF = Password enabled (default)