Dell Inspiron 5390 - Clearing CMOS Settings; Clearing BIOS (System Setup) and System Passwords

System Logs
Default: Keep.
BIOS Event Log Displays BIOS events.
Default: Keep.
Thermal Event Log Displays Thermal events.
Default: Keep.
Table 16. System setup options—SupportAssist menu
SupportAssist
Dell Auto operating system Recovery
Threshold
Controls the automatic boot ow for SupportAssist System Resolution Console and
for Dell operating system Recovery tool.
Default: 2.
SupportAssist operating system Recovery Enables or disables the boot ow for SupportAssist operating system Recovery tool in
the even of certain system errors.
Default: ON.
Clearing CMOS settings
About this task
CAUTION
: Clearing CMOS settings will reset the BIOS settings on your computer.
Steps
1 Remove the base cover.
2 Disconnect the battery cable from the system board.
3 Remove the coin-cell battery.
4 Wait for one minute.
5 Replace the coin-cell battery.
6 Connect the battery cable to the system board.
7 Replace the base cover.
Clearing BIOS (System Setup) and System passwords
To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
NOTE
: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows
or your application.
System setup 75