Dell Precision 530 Service Manual page 27

The following table lists the system board jumpers and their settings.
S y s t e m - B o a r d J u m p e r S e t t i n g s
Jumper Setting
PSWD (default)
RTCRST
jumpered
Description
Password features are enabled.
Password features are disabled.
Real-time clock reset. Can be used for
troubleshooting.
unjumpered
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