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5-2 Compaq Professional Workstation SP750 Maintenance and Service Guide
Disable and Clear Password Jumper
To disable the Power-On and Setup Password features, or to clear the Power-On and Setup
Passwords if you forget them and cannot access the workstation system or Computer Setup,
follow these steps:
1. Turn off the workstation. Disconnect the power cord from the grounded AC outlet and
from the power connector on the rear of the workstation.
2. Remove the side access panel to access the P49 Jumper on the system board.
3. Remove the P49 Jumper.
Figure 5-1. Locating the P49 Jumper
4. Reassemble the workstation and reconnect the power cord to the power connector on the
rear of the workstation and to the electrical wall outlet.
5. Turn on the workstation.
IMPORTANT: To reenable the Power-On Password feature, reinstall the P49 Jumper.
IMPORTANT: Clearing the Power-On Password will also clear the Setup Password. Be sure to
reestablish your Setup Password after clearing the Power-On Password.
CAUTION: Before removing the side access panel, ensure that the workstation is turned off, all
cables are disconnected from the back of the workstation, and the power cord is disconnected
from the grounded AC outlet.
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