Dell OptiPlex G1 - Manual (Page 54)

2-20 Dell OptiPlex G1 Mini Tower Managed PC Reference and Installation Guide
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If System Password is not enabled and is not locked via the Password Status cate-
gory, you can assign a system password (however, you cannot disable or change
an existing system password).
NOTE: You can use the Password Status category in conjunction with Setup
Password to protect the system password from unauthorized changes. For more
information, see “Password Status” found earlier in this chapter.
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To delete or change an existing setup password, follow these steps:
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The setting changes to Not Enabled.
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If you forget your system or setup password, you cannot operate your system or
change settings in the System Setup program until you remove the computer cover,
change the password jumper setting to disable the passwords, and erase the existing
passwords.
To disable a forgotten password, follow these steps:
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Refer to “Jumpers” in Chapter 5 for jumper information and to Figure 5-6 for the
location of the password jumper (labeled “PSWD”) on the system board.
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Booting your system with the PSWD jumper plug removed erases the existing
password(s).