Clearing Cmos Settings/Rtc Reset; Clearing Bios (System Setup) And System Passwords - Dell Vostro 3681 Service Manual

Clearing CMOS settings/RTC reset

About this task
CAUTION: Clearing CMOS settings will reset the BIOS settings on your computer as well as reset the Real-Time
Clock on your BIOS.
Steps
1. Press and hold the power button for 30 seconds.
2. Release the power button and allow the system to boot.

Clearing BIOS (System Setup) and System passwords

About this task
NOTE: To conduct a BIOS and System password reset, you must call the Dell Tech Support number in your region.
Steps
1. Key in your computer's service tag number into the locked BIOS/system setup screen.
2. Convey the code generated to the Dell Tech Support agent.
3. The Dell Tech Support agent will provide a 32 character Master System Password that can be used to access the locked
BIO/system setup.
68 System setup